--- a/jdk/make/java/java/FILES_java.gmk Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/make/java/java/FILES_java.gmk Sun Jun 28 11:47:34 2009 -0700
@@ -412,6 +412,7 @@
java/io/FileReader.java \
java/io/PipedReader.java \
java/io/StringReader.java \
+ java/io/TempFileHelper.java \
java/io/Writer.java \
java/io/BufferedWriter.java \
java/io/PrintWriter.java \
--- a/jdk/make/java/nio/FILES_java.gmk Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/make/java/nio/FILES_java.gmk Sun Jun 28 11:47:34 2009 -0700
@@ -86,8 +86,6 @@
java/nio/file/CopyOption.java \
java/nio/file/DirectoryNotEmptyException.java \
java/nio/file/DirectoryStream.java \
- java/nio/file/DirectoryStreamFilters.java \
- java/nio/file/FileAction.java \
java/nio/file/FileAlreadyExistsException.java \
java/nio/file/FileRef.java \
java/nio/file/FileStore.java \
@@ -141,6 +139,7 @@
java/nio/file/attribute/FileStoreAttributeView.java \
java/nio/file/attribute/FileStoreSpaceAttributeView.java \
java/nio/file/attribute/FileStoreSpaceAttributes.java \
+ java/nio/file/attribute/FileTime.java \
java/nio/file/attribute/GroupPrincipal.java \
java/nio/file/attribute/UserDefinedFileAttributeView.java \
java/nio/file/attribute/PosixFileAttributeView.java \
@@ -151,7 +150,6 @@
java/nio/file/attribute/UserPrincipalLookupService.java \
java/nio/file/attribute/UserPrincipalNotFoundException.java \
\
- java/nio/file/spi/AbstractPath.java \
java/nio/file/spi/FileSystemProvider.java \
java/nio/file/spi/FileTypeDetector.java \
\
@@ -248,8 +246,8 @@
\
sun/nio/fs/AbstractAclFileAttributeView.java \
sun/nio/fs/AbstractBasicFileAttributeView.java \
- sun/nio/fs/AbstractFileStoreSpaceAttributeView.java \
sun/nio/fs/AbstractFileTypeDetector.java \
+ sun/nio/fs/AbstractPath.java \
sun/nio/fs/AbstractPoller.java \
sun/nio/fs/AbstractUserDefinedFileAttributeView.java \
sun/nio/fs/AbstractWatchKey.java \
@@ -258,12 +256,13 @@
sun/nio/fs/Cancellable.java \
sun/nio/fs/DefaultFileSystemProvider.java \
sun/nio/fs/DefaultFileTypeDetector.java \
+ sun/nio/fs/DynamicFileAttributeView.java \
sun/nio/fs/FileOwnerAttributeViewImpl.java \
sun/nio/fs/Globs.java \
- sun/nio/fs/MimeType.java \
sun/nio/fs/NativeBuffer.java \
sun/nio/fs/NativeBuffers.java \
sun/nio/fs/Reflect.java \
+ sun/nio/fs/Util.java \
\
java/net/DatagramSocket.java \
java/net/DatagramSocketImpl.java \
--- a/jdk/make/java/nio/mapfile-linux Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/make/java/nio/mapfile-linux Sun Jun 28 11:47:34 2009 -0700
@@ -142,7 +142,7 @@
Java_sun_nio_fs_LinuxNativeDispatcher_fremovexattr0;
Java_sun_nio_fs_LinuxNativeDispatcher_setmntent0;
Java_sun_nio_fs_LinuxNativeDispatcher_endmntent;
- Java_sun_nio_fs_UnixNativeDispatcher_initIDs;
+ Java_sun_nio_fs_UnixNativeDispatcher_init;
Java_sun_nio_fs_UnixNativeDispatcher_getcwd;
Java_sun_nio_fs_UnixNativeDispatcher_strerror;
Java_sun_nio_fs_UnixNativeDispatcher_dup;
--- a/jdk/make/java/nio/mapfile-solaris Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/make/java/nio/mapfile-solaris Sun Jun 28 11:47:34 2009 -0700
@@ -120,7 +120,7 @@
Java_sun_nio_fs_GnomeFileTypeDetector_probeUsingGio;
Java_sun_nio_fs_GnomeFileTypeDetector_initializeGnomeVfs;
Java_sun_nio_fs_GnomeFileTypeDetector_probeUsingGnomeVfs;
- Java_sun_nio_fs_UnixNativeDispatcher_initIDs;
+ Java_sun_nio_fs_UnixNativeDispatcher_init;
Java_sun_nio_fs_UnixNativeDispatcher_getcwd;
Java_sun_nio_fs_UnixNativeDispatcher_strerror;
Java_sun_nio_fs_UnixNativeDispatcher_dup;
--- a/jdk/src/share/classes/java/io/File.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/share/classes/java/io/File.java Sun Jun 28 11:47:34 2009 -0700
@@ -30,15 +30,15 @@
import java.net.URL;
import java.net.MalformedURLException;
import java.net.URISyntaxException;
-import java.util.*;
-import java.nio.file.*;
-import java.nio.file.attribute.*;
+import java.util.List;
+import java.util.ArrayList;
import java.security.AccessController;
-import java.security.PrivilegedAction;
import java.security.SecureRandom;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+import java.nio.file.attribute.FileAttribute;
import sun.security.action.GetPropertyAction;
-
/**
* An abstract representation of file and directory pathnames.
*
@@ -787,7 +787,7 @@
* java.lang.SecurityManager#checkRead(java.lang.String)}</code>
* method denies read access to the file
*
- * @see Attributes#readBasicFileAttributes
+ * @see java.nio.file.attribute.Attributes#readBasicFileAttributes
*/
public boolean isDirectory() {
SecurityManager security = System.getSecurityManager();
@@ -813,7 +813,7 @@
* java.lang.SecurityManager#checkRead(java.lang.String)}</code>
* method denies read access to the file
*
- * @see Attributes#readBasicFileAttributes
+ * @see java.nio.file.attribute.Attributes#readBasicFileAttributes
*/
public boolean isFile() {
SecurityManager security = System.getSecurityManager();
@@ -863,7 +863,7 @@
* java.lang.SecurityManager#checkRead(java.lang.String)}</code>
* method denies read access to the file
*
- * @see Attributes#readBasicFileAttributes
+ * @see java.nio.file.attribute.Attributes#readBasicFileAttributes
*/
public long lastModified() {
SecurityManager security = System.getSecurityManager();
@@ -887,7 +887,7 @@
* java.lang.SecurityManager#checkRead(java.lang.String)}</code>
* method denies read access to the file
*
- * @see Attributes#readBasicFileAttributes
+ * @see java.nio.file.attribute.Attributes#readBasicFileAttributes
*/
public long length() {
SecurityManager security = System.getSecurityManager();
@@ -1369,9 +1369,10 @@
* Sets the owner's or everybody's write permission for this abstract
* pathname.
*
- * <p> The {@link Attributes Attributes} class defines methods that operate
- * on file attributes including file permissions. This may be used when
- * finer manipulation of file permissions is required.
+ * <p> The {@link java.nio.file.attribute.Attributes Attributes} class
+ * defines methods that operate on file attributes including file
+ * permissions. This may be used when finer manipulation of file permissions
+ * is required.
*
* @param writable
* If <code>true</code>, sets the access permission to allow write
@@ -1436,9 +1437,10 @@
* Sets the owner's or everybody's read permission for this abstract
* pathname.
*
- * <p> The {@link Attributes Attributes} class defines methods that operate
- * on file attributes including file permissions. This may be used when
- * finer manipulation of file permissions is required.
+ * <p> The {@link java.nio.file.attribute.Attributes Attributes} class
+ * defines methods that operate on file attributes including file
+ * permissions. This may be used when finer manipulation of file permissions
+ * is required.
*
* @param readable
* If <code>true</code>, sets the access permission to allow read
@@ -1509,9 +1511,10 @@
* Sets the owner's or everybody's execute permission for this abstract
* pathname.
*
- * <p> The {@link Attributes Attributes} class defines methods that operate
- * on file attributes including file permissions. This may be used when
- * finer manipulation of file permissions is required.
+ * <p> The {@link java.nio.file.attribute.Attributes Attributes} class
+ * defines methods that operate on file attributes including file
+ * permissions. This may be used when finer manipulation of file permissions
+ * is required.
*
* @param executable
* If <code>true</code>, sets the access permission to allow execute
@@ -1748,16 +1751,17 @@
return fs.getSpace(this, FileSystem.SPACE_USABLE);
}
-
/* -- Temporary files -- */
- private static class TemporaryDirectory {
- private TemporaryDirectory() { }
+ static class TempDirectory {
+ private TempDirectory() { }
- static final String valueAsString = fs.normalize(
- AccessController.doPrivileged(new GetPropertyAction("java.io.tmpdir")));
- static final File valueAsFile =
- new File(valueAsString, fs.prefixLength(valueAsString));
+ // temporary directory location
+ private static final File tmpdir = new File(fs.normalize(AccessController
+ .doPrivileged(new GetPropertyAction("java.io.tmpdir"))));
+ static File location() {
+ return tmpdir;
+ }
// file name generation
private static final SecureRandom random = new SecureRandom();
@@ -1770,25 +1774,6 @@
}
return new File(dir, prefix + Long.toString(n) + suffix);
}
-
- // default file permissions
- static final FileAttribute<Set<PosixFilePermission>> defaultPosixFilePermissions =
- PosixFilePermissions.asFileAttribute(EnumSet
- .of(PosixFilePermission.OWNER_READ, PosixFilePermission.OWNER_WRITE));
- static final boolean isPosix = isPosix();
- static boolean isPosix() {
- return AccessController.doPrivileged(
- new PrivilegedAction<Boolean>() {
- public Boolean run() {
- try {
- return FileSystems.getDefault().getPath(valueAsString)
- .getFileStore().supportsFileAttributeView("posix");
- } catch (IOException e) {
- throw new IOError(e);
- }
- }
- });
- }
}
/**
@@ -1869,12 +1854,11 @@
if (suffix == null)
suffix = ".tmp";
- File tmpdir = (directory != null) ?
- directory : TemporaryDirectory.valueAsFile;
+ File tmpdir = (directory != null) ? directory : TempDirectory.location();
SecurityManager sm = System.getSecurityManager();
File f;
do {
- f = TemporaryDirectory.generateFile(prefix, suffix, tmpdir);
+ f = TempDirectory.generateFile(prefix, suffix, tmpdir);
if (sm != null) {
try {
sm.checkWrite(f.getPath());
@@ -1891,11 +1875,17 @@
/**
* Creates an empty file in the default temporary-file directory, using
- * the given prefix and suffix to generate its name. Invoking this method
+ * the given prefix and suffix to generate its name. Invoking this method
* is equivalent to invoking <code>{@link #createTempFile(java.lang.String,
* java.lang.String, java.io.File)
* createTempFile(prefix, suffix, null)}</code>.
*
+ * <p> The {@link #createTemporaryFile(String,String,FileAttribute[])} method
+ * provides an alternative method to create an empty file in the
+ * temporary-file directory. Files created by that method may have more
+ * restrictive access permissions to files created by this method and so
+ * may be more suited to security-sensitive applications.
+ *
* @param prefix The prefix string to be used in generating the file's
* name; must be at least three characters long
*
@@ -1926,17 +1916,7 @@
/**
* Creates an empty file in the default temporary-file directory, using
- * the given prefix and suffix to generate its name. This method is
- * equivalent to invoking the {@link #createTempFile(String,String)
- * createTempFile(prefix, suffix)} method with the addition that the
- * resulting pathname may be requested to be deleted when the Java virtual
- * machine terminates, and the initial file attributes to set atomically
- * when creating the file may be specified.
- *
- * <p> When the value of the {@code deleteOnExit} method is {@code true}
- * then the resulting file is requested to be deleted when the Java virtual
- * machine terminates as if by invoking the {@link #deleteOnExit deleteOnExit}
- * method.
+ * the given prefix and suffix to generate its name.
*
* <p> The {@code attrs} parameter is an optional array of {@link FileAttribute
* attributes} to set atomically when creating the file. Each attribute is
@@ -1944,6 +1924,12 @@
* of the same name is included in the array then all but the last occurrence
* is ignored.
*
+ * <p> Where the {@code attrs} parameter does not specify <i>access
+ * permissions</i> to set atomically when creating the file, then the
+ * resulting file may have more restrictive access permissions than files
+ * created by the {@link #createTempFile(java.lang.String, java.lang.String)}
+ * method.
+ *
* @param prefix
* The prefix string to be used in generating the file's
* name; must be at least three characters long
@@ -1951,9 +1937,6 @@
* The suffix string to be used in generating the file's
* name; may be {@code null}, in which case the suffix
* {@code ".tmp"} will be used
- * @param deleteOnExit
- * {@code true} if the file denoted by resulting pathname be
- * deleted when the Java virtual machine terminates
* @param attrs
* An optional list of file attributes to set atomically when creating
* the file
@@ -1961,7 +1944,7 @@
* @return An abstract pathname denoting a newly-created empty file
*
* @throws IllegalArgumentException
- * If the <code>prefix</code> argument contains fewer than three
+ * If the {@code prefix} argument contains fewer than three
* characters
* @throws UnsupportedOperationException
* If the array contains an attribute that cannot be set atomically
@@ -1971,74 +1954,19 @@
* @throws SecurityException
* If a security manager exists and its <code>{@link
* java.lang.SecurityManager#checkWrite(java.lang.String)}</code>
- * method does not allow a file to be created. When the {@code
- * deleteOnExit} parameter has the value {@code true} then the
- * security manager's {@link
- * java.lang.SecurityManager#checkDelete(java.lang.String)} is
- * invoked to check delete access to the file.
+ * method does not allow a file to be created.
+ *
* @since 1.7
*/
- public static File createTempFile(String prefix,
- String suffix,
- boolean deleteOnExit,
- FileAttribute<?>... attrs)
+ public static File createTemporaryFile(String prefix,
+ String suffix,
+ FileAttribute<?>... attrs)
throws IOException
{
if (prefix.length() < 3)
throw new IllegalArgumentException("Prefix string too short");
suffix = (suffix == null) ? ".tmp" : suffix;
-
- // special case POSIX environments so that 0600 is used as the file mode
- if (TemporaryDirectory.isPosix) {
- if (attrs.length == 0) {
- // no attributes so use default permissions
- attrs = new FileAttribute<?>[1];
- attrs[0] = TemporaryDirectory.defaultPosixFilePermissions;
- } else {
- // check if posix permissions given; if not use default
- boolean hasPermissions = false;
- for (int i=0; i<attrs.length; i++) {
- if (attrs[i].name().equals("posix:permissions")) {
- hasPermissions = true;
- break;
- }
- }
- if (!hasPermissions) {
- FileAttribute<?>[] copy = new FileAttribute<?>[attrs.length+1];
- System.arraycopy(attrs, 0, copy, 0, attrs.length);
- attrs = copy;
- attrs[attrs.length-1] =
- TemporaryDirectory.defaultPosixFilePermissions;
- }
- }
- }
-
- // use Path#createFile to create file
- SecurityManager sm = System.getSecurityManager();
- for (;;) {
- File f = TemporaryDirectory
- .generateFile(prefix, suffix, TemporaryDirectory.valueAsFile);
- if (sm != null && deleteOnExit)
- sm.checkDelete(f.getPath());
- try {
- f.toPath().createFile(attrs);
- if (deleteOnExit)
- DeleteOnExitHook.add(f.getPath());
- return f;
- } catch (InvalidPathException e) {
- // don't reveal temporary directory location
- if (sm != null)
- throw new IllegalArgumentException("Invalid prefix or suffix");
- throw e;
- } catch (SecurityException e) {
- // don't reveal temporary directory location
- if (sm != null)
- throw new SecurityException("Unable to create temporary file");
- throw e;
- } catch (FileAlreadyExistsException e) {
- // ignore
- }
- }
+ return TempFileHelper.createFile(prefix, suffix, attrs);
}
/* -- Basic infrastructure -- */
@@ -2153,40 +2081,45 @@
/**
* Returns a {@link Path java.nio.file.Path} object constructed from the
- * this abstract path. The first invocation of this method works as if
- * invoking it were equivalent to evaluating the expression:
+ * this abstract path. The resulting {@code Path} is associated with the
+ * {@link java.nio.file.FileSystems#getDefault default-filesystem}.
+ *
+ * <p> The first invocation of this method works as if invoking it were
+ * equivalent to evaluating the expression:
* <blockquote><pre>
- * {@link FileSystems#getDefault FileSystems.getDefault}().{@link FileSystem#getPath getPath}(this.{@link #getPath getPath}());
+ * {@link java.nio.file.FileSystems#getDefault FileSystems.getDefault}().{@link
+ * java.nio.file.FileSystem#getPath getPath}(this.{@link #getPath getPath}());
* </pre></blockquote>
* Subsequent invocations of this method return the same {@code Path}.
*
* <p> If this abstract pathname is the empty abstract pathname then this
- * method returns a {@code Path} that may be used to access to the current
+ * method returns a {@code Path} that may be used to access the current
* user directory.
*
- * @return A {@code Path} constructed from this abstract path. The resulting
- * {@code Path} is associated with the {@link FileSystems#getDefault
- * default-filesystem}.
+ * @return a {@code Path} constructed from this abstract path
*
* @throws InvalidPathException
- * If a {@code Path} object cannot be constructed from the abstract
+ * if a {@code Path} object cannot be constructed from the abstract
* path (see {@link java.nio.file.FileSystem#getPath FileSystem.getPath})
*
* @since 1.7
*/
public Path toPath() {
- if (filePath == null) {
+ Path result = filePath;
+ if (result == null) {
synchronized (this) {
- if (filePath == null) {
+ result = filePath;
+ if (result == null) {
if (path.length() == 0) {
// assume default file system treats "." as current directory
- filePath = Paths.get(".");
+ result = Paths.get(".");
} else {
- filePath = Paths.get(path);
+ result = Paths.get(path);
}
+ filePath = result;
}
}
}
- return filePath;
+ return result;
}
}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/src/share/classes/java/io/TempFileHelper.java Sun Jun 28 11:47:34 2009 -0700
@@ -0,0 +1,139 @@
+/*
+ * Copyright 2009 Sun Microsystems, Inc. All Rights Reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation. Sun designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Sun in the LICENSE file that accompanied this code.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ */
+
+package java.io;
+
+import java.nio.file.FileSystems;
+import java.nio.file.InvalidPathException;
+import java.nio.file.FileAlreadyExistsException;
+import java.nio.file.attribute.FileAttribute;
+import java.nio.file.attribute.PosixFilePermission;
+import java.nio.file.attribute.PosixFilePermissions;
+import static java.nio.file.attribute.PosixFilePermission.*;
+import java.util.Set;
+import java.util.EnumSet;
+
+/**
+ * Helper class to support creation of temporary files and directory with
+ * initial attributes.
+ */
+
+class TempFileHelper {
+ private TempFileHelper() { }
+
+ // default file and directory permissions (lazily initialized)
+ private static class PermissionsHolder {
+ static final boolean hasPosixPermissions = FileSystems.getDefault()
+ .supportedFileAttributeViews().contains("posix");
+ static final FileAttribute<Set<PosixFilePermission>> filePermissions =
+ PosixFilePermissions.asFileAttribute(EnumSet.of(OWNER_READ, OWNER_WRITE));
+ static final FileAttribute<Set<PosixFilePermission>> directoryPermissions =
+ PosixFilePermissions.asFileAttribute(EnumSet
+ .of(OWNER_READ, OWNER_WRITE, OWNER_EXECUTE));
+ }
+
+ /**
+ * Creates a file or directory in the temporary directory.
+ */
+ private static File create(String prefix,
+ String suffix,
+ FileAttribute[] attrs,
+ boolean isDirectory)
+ throws IOException
+ {
+ // in POSIX environments use default file and directory permissions
+ // if initial permissions not given by caller.
+ if (PermissionsHolder.hasPosixPermissions) {
+ if (attrs.length == 0) {
+ // no attributes so use default permissions
+ attrs = new FileAttribute<?>[1];
+ attrs[0] = (isDirectory) ? PermissionsHolder.directoryPermissions :
+ PermissionsHolder.filePermissions;
+ } else {
+ // check if posix permissions given; if not use default
+ boolean hasPermissions = false;
+ for (int i=0; i<attrs.length; i++) {
+ if (attrs[i].name().equals("posix:permissions")) {
+ hasPermissions = true;
+ break;
+ }
+ }
+ if (!hasPermissions) {
+ FileAttribute<?>[] copy = new FileAttribute<?>[attrs.length+1];
+ System.arraycopy(attrs, 0, copy, 0, attrs.length);
+ attrs = copy;
+ attrs[attrs.length-1] = (isDirectory) ?
+ PermissionsHolder.directoryPermissions :
+ PermissionsHolder.filePermissions;
+ }
+ }
+ }
+
+ // loop generating random names until file or directory can be created
+ SecurityManager sm = System.getSecurityManager();
+ for (;;) {
+ File tmpdir = File.TempDirectory.location();
+ File f = File.TempDirectory.generateFile(prefix, suffix, tmpdir);
+ try {
+ if (isDirectory) {
+ f.toPath().createDirectory(attrs);
+ } else {
+ f.toPath().createFile(attrs);
+ }
+ return f;
+ } catch (InvalidPathException e) {
+ // don't reveal temporary directory location
+ if (sm != null)
+ throw new IllegalArgumentException("Invalid prefix or suffix");
+ throw e;
+ } catch (SecurityException e) {
+ // don't reveal temporary directory location
+ if (sm != null)
+ throw new SecurityException("Unable to create temporary file");
+ throw e;
+ } catch (FileAlreadyExistsException e) {
+ // ignore
+ }
+ }
+ }
+
+ /**
+ * Creates a file in the temporary directory.
+ */
+ static File createFile(String prefix, String suffix, FileAttribute[] attrs)
+ throws IOException
+ {
+ return create(prefix, suffix, attrs, false);
+ }
+
+ /**
+ * Creates a directory in the temporary directory.
+ */
+ static File createDirectory(String prefix, FileAttribute[] attrs)
+ throws IOException
+ {
+ return create(prefix, "", attrs, true);
+ }
+}
--- a/jdk/src/share/classes/java/lang/management/PlatformComponent.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/share/classes/java/lang/management/PlatformComponent.java Sun Jun 28 11:47:34 2009 -0700
@@ -34,7 +34,6 @@
import java.util.logging.LogManager;
import java.nio.BufferPoolMXBean;
import javax.management.MBeanServerConnection;
-import javax.management.MalformedObjectNameException;
import javax.management.ObjectName;
import com.sun.management.HotSpotDiagnosticMXBean;
@@ -198,10 +197,7 @@
"java.nio", "BufferPool", keyProperties("name"),
new MXBeanFetcher<BufferPoolMXBean>() {
public List<BufferPoolMXBean> getMXBeans() {
- List<BufferPoolMXBean> pools = new ArrayList<BufferPoolMXBean>(2);
- pools.add( sun.misc.SharedSecrets.getJavaNioAccess().getDirectBufferPoolMXBean() );
- pools.add( sun.nio.ch.FileChannelImpl.getMappedBufferPoolMXBean() );
- return pools;
+ return ManagementFactoryHelper.getBufferPoolMXBeans();
}
}),
--- a/jdk/src/share/classes/java/nio/Bits.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/share/classes/java/nio/Bits.java Sun Jun 28 11:47:34 2009 -0700
@@ -26,11 +26,8 @@
package java.nio;
import java.security.AccessController;
-import java.security.PrivilegedAction;
import sun.misc.Unsafe;
import sun.misc.VM;
-import javax.management.ObjectName;
-import javax.management.MalformedObjectNameException;
/**
* Access to bits, native and otherwise.
@@ -676,55 +673,34 @@
}
}
- // -- Management interface for monitoring of direct buffer usage --
+ // -- Monitoring of direct buffer usage --
static {
// setup access to this package in SharedSecrets
sun.misc.SharedSecrets.setJavaNioAccess(
new sun.misc.JavaNioAccess() {
@Override
- public BufferPoolMXBean getDirectBufferPoolMXBean() {
- return LazyInitialization.directBufferPoolMXBean;
+ public sun.misc.JavaNioAccess.BufferPool getDirectBufferPool() {
+ return new sun.misc.JavaNioAccess.BufferPool() {
+ @Override
+ public String getName() {
+ return "direct";
+ }
+ @Override
+ public long getCount() {
+ return Bits.count;
+ }
+ @Override
+ public long getTotalCapacity() {
+ return Bits.usedMemory;
+ }
+ @Override
+ public long getMemoryUsed() {
+ return Bits.reservedMemory;
+ }
+ };
}
- }
- );
- }
-
- // Lazy initialization of management interface
- private static class LazyInitialization {
- static final BufferPoolMXBean directBufferPoolMXBean = directBufferPoolMXBean();
-
- private static BufferPoolMXBean directBufferPoolMXBean() {
- final String pool = "direct";
- final ObjectName obj;
- try {
- obj = new ObjectName("java.nio:type=BufferPool,name=" + pool);
- } catch (MalformedObjectNameException x) {
- throw new AssertionError(x);
- }
- return new BufferPoolMXBean() {
- @Override
- public ObjectName getObjectName() {
- return obj;
- }
- @Override
- public String getName() {
- return pool;
- }
- @Override
- public long getCount() {
- return Bits.count;
- }
- @Override
- public long getTotalCapacity() {
- return Bits.usedMemory;
- }
- @Override
- public long getMemoryUsed() {
- return Bits.reservedMemory;
- }
- };
- }
+ });
}
// -- Bulk get/put acceleration --
--- a/jdk/src/share/classes/java/nio/Direct-X-Buffer.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/share/classes/java/nio/Direct-X-Buffer.java Sun Jun 28 11:47:34 2009 -0700
@@ -30,7 +30,6 @@
import sun.misc.Cleaner;
import sun.misc.Unsafe;
import sun.nio.ch.DirectBuffer;
-import sun.nio.ch.FileChannelImpl;
class Direct$Type$Buffer$RW$$BO$
--- a/jdk/src/share/classes/java/nio/channels/SeekableByteChannel.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/share/classes/java/nio/channels/SeekableByteChannel.java Sun Jun 28 11:47:34 2009 -0700
@@ -47,7 +47,7 @@
* so that method invocations on the implementation class can be chained.
*
* @since 1.7
- * @see java.nio.file.FileRef#newByteChannel
+ * @see java.nio.file.Path#newByteChannel
*/
public interface SeekableByteChannel
--- a/jdk/src/share/classes/java/nio/file/AccessMode.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/share/classes/java/nio/file/AccessMode.java Sun Jun 28 11:47:34 2009 -0700
@@ -30,7 +30,7 @@
*
* @since 1.7
*
- * @see FileRef#checkAccess
+ * @see Path#checkAccess
*/
public enum AccessMode {
--- a/jdk/src/share/classes/java/nio/file/DirectoryStream.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/share/classes/java/nio/file/DirectoryStream.java Sun Jun 28 11:47:34 2009 -0700
@@ -27,6 +27,7 @@
import java.util.Iterator;
import java.io.Closeable;
+import java.io.IOException;
/**
* An object to iterate over the entries in a directory. A directory stream
@@ -50,13 +51,10 @@
*
* <p> A {@code DirectoryStream} is opened upon creation and is closed by
* invoking the {@link #close close} method. Closing the directory stream
- * releases any resources associated with the stream. The {@link
- * Files#withDirectory Files.withDirectory} utility method is useful for cases
- * where a task is performed on entries in a directory. This method automatically
- * closes the directory stream when iteration is complete (or an error occurs).
- * Once a directory stream is closed, all further method invocations on the
- * iterator throw {@link java.util.concurrent.ConcurrentModificationException}
- * with cause {@link ClosedDirectoryStreamException}.
+ * releases any resources associated with the stream. Once a directory stream
+ * is closed, all further method invocations on the iterator throw {@link
+ * java.util.concurrent.ConcurrentModificationException} with cause {@link
+ * ClosedDirectoryStreamException}.
*
* <p> A directory stream is not required to be <i>asynchronously closeable</i>.
* If a thread is blocked on the directory stream's iterator reading from the
@@ -79,7 +77,7 @@
*
* <p> The iterator's {@link Iterator#remove() remove} method removes the
* directory entry for the last element returned by the iterator, as if by
- * invoking the {@link FileRef#delete delete} method. If an I/O error or
+ * invoking the {@link Path#delete delete} method. If an I/O error or
* security exception occurs then {@code ConcurrentModificationException} is
* thrown with the cause.
*
@@ -104,10 +102,6 @@
* newDirectoryStream} method when opening a directory to iterate over the
* entries in the directory.
*
- * <p> The {@link DirectoryStreamFilters} class defines factory methods to
- * create filters for a number of common usages and also methods to combine
- * filters.
- *
* @param <T> the type of the directory entry
*
* @since 1.7
@@ -120,8 +114,11 @@
* the directory entry to be tested
*
* @return {@code true} if the directory entry should be accepted
+ *
+ * @throws IOException
+ * If an I/O error occurs
*/
- boolean accept(T entry);
+ boolean accept(T entry) throws IOException;
}
/**
--- a/jdk/src/share/classes/java/nio/file/DirectoryStreamFilters.java Fri Jun 26 21:52:47 2009 -0700
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,210 +0,0 @@
-/*
- * Copyright 2007-2009 Sun Microsystems, Inc. All Rights Reserved.
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
- *
- * This code is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 only, as
- * published by the Free Software Foundation. Sun designates this
- * particular file as subject to the "Classpath" exception as provided
- * by Sun in the LICENSE file that accompanied this code.
- *
- * This code is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
- * version 2 for more details (a copy is included in the LICENSE file that
- * accompanied this code).
- *
- * You should have received a copy of the GNU General Public License version
- * 2 along with this work; if not, write to the Free Software Foundation,
- * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
- * CA 95054 USA or visit www.sun.com if you need additional information or
- * have any questions.
- */
-
-package java.nio.file;
-
-import java.io.IOException;
-import java.io.IOError;
-import sun.nio.fs.MimeType;
-
-/**
- * This class consists exclusively of static methods that construct or combine
- * filters.
- *
- * @since 1.7
- */
-
-public final class DirectoryStreamFilters {
- private DirectoryStreamFilters() { }
-
- /**
- * Constructs a directory stream filter that filters directory entries by
- * their <a href="http://www.ietf.org/rfc/rfc2045.txt">MIME</a> content
- * type. The directory stream filter's {@link
- * java.nio.file.DirectoryStream.Filter#accept accept} method returns {@code
- * true} if the content type of the directory entry can be determined by
- * invoking the {@link Files#probeContentType probeContentType} method, and
- * the content type matches the given content type.
- *
- * <p> The {@code type} parameter is the value of a Multipurpose Internet
- * Mail Extension (MIME) content type as defined by <a
- * href="http://www.ietf.org/rfc/rfc2045.txt"><i>RFC 2045: Multipurpose
- * Internet Mail Extensions (MIME) Part One: Format of Internet Message
- * Bodies</i></a>. It is parsable according to the grammar in the RFC. Any
- * space characters (<code>'\u0020'</code>) surrounding its components are
- * ignored. The {@code type} parameter is parsed into its primary and subtype
- * components which are used to match the primary and subtype components of
- * each directory entry's content type. Parameters are not allowed. The
- * primary type matches if it has value {@code '*'} or is equal to the
- * primary type of the directory entry's content type without regard to
- * case. The subtype matches if has the value {@code '*'} or is equal to the
- * subtype of the directory entry's content type without regard to case. If
- * both the primary and subtype match then the filter's {@code accept} method
- * returns {@code true}. If the content type of a directory entry cannot be
- * determined then the entry is filtered.
- *
- * <p> The {@code accept} method of the resulting directory stream filter
- * throws {@link IOError} if the probing of the content type fails by
- * throwing an {@link IOException}. Security exceptions are also propogated
- * to the caller of the {@code accept} method.
- *
- * <p> <b>Usage Example:</b>
- * Suppose we require to list only the HTML files in a directory.
- * <pre>
- * DirectoryStream.Filter<FileRef> filter =
- * DirectoryStreamFilters.newContentTypeFilter("text/html");
- * </pre>
- *
- * @param type
- * the content type
- *
- * @return a new directory stream filter
- *
- * @throws IllegalArgumentException
- * if the {@code type} parameter cannot be parsed as a MIME type
- * or it has parameters
- */
- public static <T extends FileRef> DirectoryStream.Filter<T>
- newContentTypeFilter(String type)
- {
- final MimeType matchType = MimeType.parse(type);
- if (matchType.hasParameters())
- throw new IllegalArgumentException("Parameters not allowed");
- return new DirectoryStream.Filter<T>() {
- @Override
- public boolean accept(T entry) {
- String fileType;
- try {
- fileType = Files.probeContentType(entry);
- } catch (IOException x) {
- throw new IOError(x);
- }
- if (fileType != null) {
- return matchType.match(fileType);
- }
- return false;
- }
- };
- }
-
- /**
- * Returns a directory stream filter that {@link DirectoryStream.Filter#accept
- * accepts} a directory entry if the entry is accepted by all of the given
- * filters.
- *
- * <p> This method returns a filter that invokes, in iterator order, the
- * {@code accept} method of each of the filters. If {@code false} is returned
- * by any of the filters then the directory entry is filtered. If the
- * directory entry is not filtered then the resulting filter accepts the
- * entry. If the iterator returns zero elements then the resulting filter
- * accepts all directory entries.
- *
- * <p> <b>Usage Example:</b>
- * <pre>
- * List<DirectoryStream.Filter<? super Path>> filters = ...
- * DirectoryStream.Filter<Path> filter = DirectoryStreamFilters.allOf(filters);
- * </pre>
- *
- * @param filters
- * the sequence of filters
- *
- * @return the resulting filter
- */
- public static <T> DirectoryStream.Filter<T>
- allOf(final Iterable<? extends DirectoryStream.Filter<? super T>> filters)
- {
- if (filters == null)
- throw new NullPointerException("'filters' is null");
- return new DirectoryStream.Filter<T>() {
- @Override
- public boolean accept(T entry) {
- for (DirectoryStream.Filter<? super T> filter: filters) {
- if (!filter.accept(entry))
- return false;
- }
- return true;
- }
- };
- }
-
- /**
- * Returns a directory stream filter that {@link DirectoryStream.Filter#accept
- * accepts} a directory entry if the entry is accepted by one or more of
- * the given filters.
- *
- * <p> This method returns a filter that invokes, in iteration order, the
- * {@code accept} method of each of filter. If {@code true} is returned by
- * any of the filters then the directory entry is accepted. If none of the
- * filters accepts the directory entry then it is filtered. If the iterator
- * returns zero elements then the resulting filter filters all directory
- * entries.
- *
- * @param filters
- * the sequence of filters
- *
- * @return the resulting filter
- */
- public static <T> DirectoryStream.Filter<T>
- anyOf(final Iterable<? extends DirectoryStream.Filter<? super T>> filters)
- {
- if (filters == null)
- throw new NullPointerException("'filters' is null");
- return new DirectoryStream.Filter<T>() {
- @Override
- public boolean accept(T entry) {
- for (DirectoryStream.Filter<? super T> filter: filters) {
- if (filter.accept(entry))
- return true;
- }
- return false;
- }
- };
- }
-
- /**
- * Returns a directory stream filter that is the <em>complement</em> of the
- * given filter. The resulting filter {@link
- * java.nio.file.DirectoryStream.Filter#accept accepts} a directory entry
- * if filtered by the given filter, and filters any entries that are accepted
- * by the given filter.
- *
- * @param filter
- * the given filter
- *
- * @return the resulting filter that is the complement of the given filter
- */
- public static <T> DirectoryStream.Filter<T>
- complementOf(final DirectoryStream.Filter<T> filter)
- {
- if (filter == null)
- throw new NullPointerException("'filter' is null");
- return new DirectoryStream.Filter<T>() {
- @Override
- public boolean accept(T entry) {
- return !filter.accept(entry);
- }
- };
- }
-}
--- a/jdk/src/share/classes/java/nio/file/FileAction.java Fri Jun 26 21:52:47 2009 -0700
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,64 +0,0 @@
-/*
- * Copyright 2007-2009 Sun Microsystems, Inc. All Rights Reserved.
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
- *
- * This code is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 only, as
- * published by the Free Software Foundation. Sun designates this
- * particular file as subject to the "Classpath" exception as provided
- * by Sun in the LICENSE file that accompanied this code.
- *
- * This code is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
- * version 2 for more details (a copy is included in the LICENSE file that
- * accompanied this code).
- *
- * You should have received a copy of the GNU General Public License version
- * 2 along with this work; if not, write to the Free Software Foundation,
- * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
- * CA 95054 USA or visit www.sun.com if you need additional information or
- * have any questions.
- */
-
-package java.nio.file;
-
-import java.io.IOException;
-
-/**
- * An interface that is implemented by objects that operate on a file. An
- * implementation of this interface is provided to the {@link Files#withDirectory
- * withDirectory} utility method so that the file action is {@link #invoke
- * invoked} for all accepted entries in the directory, after which, the directory
- * is automatically closed.
- *
- * <p> <b>Usage Example:</b>
- * Suppose we require to perform a task on all class files in a directory:
- * <pre>
- * Path dir = ...
- * Files.withDirectory(dir, "*.class", new FileAction<Path>() {
- * public void invoke(Path entry) {
- * :
- * }
- * });
- * </pre>
- *
- * @param <T> the type of file reference
- *
- * @since 1.7
- */
-
-public interface FileAction<T extends FileRef> {
- /**
- * Invoked for a file.
- *
- * @param file
- * the file
- *
- * @throws IOException
- * if the block terminates due an uncaught I/O exception
- */
- void invoke(T file) throws IOException;
-}
--- a/jdk/src/share/classes/java/nio/file/FileRef.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/share/classes/java/nio/file/FileRef.java Sun Jun 28 11:47:34 2009 -0700
@@ -26,225 +26,85 @@
package java.nio.file;
import java.nio.file.attribute.*;
-import java.nio.channels.SeekableByteChannel;
+import java.util.Map;
+import java.io.InputStream;
+import java.io.OutputStream;
import java.io.IOException;
/**
* A reference to a file.
*
* <p> A {@code FileRef} is an object that locates a file and defines methods to
- * access the file. The means by which the file is located depends on the
- * implementation. In many cases, a file is located by a {@link Path} but it may
- * be located by other means such as a file-system identifier.
- *
- * <p> This interface defines the following operations:
- * <ul>
- * <li><p> The {@link #newByteChannel newByteChannel} method
- * may be used to open a file and obtain a byte channel for reading or
- * writing. </p></li>
- * <li><p> The {@link #delete delete} method may be used to delete a file.
- * </p></li>
- * <li><p> The {@link #checkAccess checkAccess} method may be used to check
- * the existence or accessibility of a file. </p></li>
- * <li><p> The {@link #isSameFile isSameFile} method may be used to test if
- * two file references locate the same file. </p></li>
- * <li><p> The {@link #getFileStore getFileStore} method may be used to
- * obtain the {@link FileStore} representing the storage where a file is
- * located. </p></li>
- * </ul>
- *
- * <p> Access to associated metadata or file attributes requires an appropriate
- * {@link FileAttributeView FileAttributeView}. The {@link
- * #getFileAttributeView(Class,LinkOption[]) getFileAttributeView(Class,LinkOption[])}
- * method may be used to obtain a file attribute view that defines type-safe
- * methods to read or update file attributes. The {@link
- * #getFileAttributeView(String,LinkOption[]) getFileAttributeView(String,LinkOption[])}
- * method may be used to obtain a file attribute view where dynamic access to
- * file attributes where required.
- *
- * <p> A {@code FileRef} is immutable and safe for use by multiple concurrent
- * threads.
+ * open the file for reading or writing. It also provides access to associated
+ * metadata or file attributes.
*
* @since 1.7
+ * @see java.io.Inputs
+ * @see java.io.Outputs
+ * @see java.nio.file.attribute.Attributes
+ * @see java.io.File#toPath
*/
public interface FileRef {
/**
- * Opens the file referenced by this object, returning a seekable byte
- * channel to access the file.
+ * Opens the file referenced by this object, returning an input stream to
+ * read from the file. The stream will not be buffered, and is not required
+ * to support the {@link InputStream#mark mark} or {@link InputStream#reset
+ * reset} methods. The stream will be safe for access by multiple concurrent
+ * threads. Reading commences at the beginning of the file.
*
* <p> The {@code options} parameter determines how the file is opened.
- * The {@link StandardOpenOption#READ READ} and {@link StandardOpenOption#WRITE
- * WRITE} options determine if the file should be opened for reading and/or
- * writing. If neither option (or the {@link StandardOpenOption#APPEND APPEND}
- * option) is contained in the array then the file is opened for reading.
- * By default reading or writing commences at the beginning of the file.
- *
- * <p> In the addition to {@code READ} and {@code WRITE}, the following
- * options may be present:
+ * If no options are present then it is equivalent to opening the file with
+ * the {@link StandardOpenOption#READ READ} option. In addition to the {@code
+ * READ} option, an implementation may also support additional implementation
+ * specific options.
*
- * <table border=1 cellpadding=5 summary="">
- * <tr> <th>Option</th> <th>Description</th> </tr>
- * <tr>
- * <td> {@link StandardOpenOption#APPEND APPEND} </td>
- * <td> If this option is present then the file is opened for writing and
- * each invocation of the channel's {@code write} method first advances
- * the position to the end of the file and then writes the requested
- * data. Whether the advancement of the position and the writing of the
- * data are done in a single atomic operation is system-dependent and
- * therefore unspecified. This option may not be used in conjunction
- * with the {@code READ} or {@code TRUNCATE_EXISTING} options. </td>
- * </tr>
- * <tr>
- * <td> {@link StandardOpenOption#TRUNCATE_EXISTING TRUNCATE_EXISTING} </td>
- * <td> If this option is present then the existing file is truncated to
- * a size of 0 bytes. This option is ignored when the file is opened only
- * for reading. </td>
- * </tr>
- * <tr>
- * <td> {@link StandardOpenOption#SYNC SYNC} </td>
- * <td> Requires that every update to the file's content or metadata be
- * written synchronously to the underlying storage device. (see <a
- * href="package-summary.html#integrity"> Synchronized I/O file
- * integrity</a>). </td>
- * </tr>
- * <tr>
- * <td> {@link StandardOpenOption#DSYNC DSYNC} </td>
- * <td> Requires that every update to the file's content be written
- * synchronously to the underlying storage device. (see <a
- * href="package-summary.html#integrity"> Synchronized I/O file
- * integrity</a>). </td>
- * </tr>
- * </table>
- *
- * <p> An implementation of this interface may support additional options
- * defined by the {@link StandardOpenOption} enumeration type or other
- * implementation specific options.
- *
- * <p> The {@link java.nio.channels.Channels} utility classes defines methods
- * to construct input and output streams where inter-operation with the
- * {@link java.io} package is required.
- *
- * @param options
- * Options specifying how the file is opened
- *
- * @return a new seekable byte channel
+ * @return an input stream to read bytes from the file
*
* @throws IllegalArgumentException
- * If an invalid combination of options is specified
+ * if an invalid combination of options is specified
* @throws UnsupportedOperationException
- * If an unsupported open option is specified
+ * if an unsupported option is specified
* @throws IOException
- * If an I/O error occurs
+ * if an I/O error occurs
* @throws SecurityException
* In the case of the default provider, and a security manager is
* installed, the {@link SecurityManager#checkRead(String) checkRead}
- * method is invoked to check read access to the path if the file is
- * opened for reading. The {@link SecurityManager#checkWrite(String)
- * checkWrite} method is invoked to check write access to the path
- * if the file is opened for writing.
+ * method is invoked to check read access to the file.
*/
- SeekableByteChannel newByteChannel(OpenOption... options)
- throws IOException;
-
- /**
- * Returns the {@link FileStore} representing the file store where the file
- * referenced by this object is stored.
- *
- * <p> Once a reference to the {@code FileStore} is obtained it is
- * implementation specific if operations on the returned {@code FileStore},
- * or {@link FileStoreAttributeView} objects obtained from it, continue
- * to depend on the existence of the file. In particular the behavior is not
- * defined for the case that the file is deleted or moved to a different
- * file store.
- *
- * @return The file store where the file is stored
- *
- * @throws IOException
- * If an I/O error occurs
- * @throws SecurityException
- * In the case of the default provider, and a security manager is
- * installed, the {@link SecurityManager#checkRead(String) checkRead}
- * method is invoked to check read access to the file, and in
- * addition it checks {@link RuntimePermission}<tt>
- * ("getFileStoreAttributes")</tt>
- */
- FileStore getFileStore() throws IOException;
+ InputStream newInputStream(OpenOption... options) throws IOException;
/**
- * Checks the existence and optionally the accessibility of the file
- * referenced by this object.
- *
- * <p> This method checks the existence of a file and that this Java virtual
- * machine has appropriate privileges that would allow it access the file
- * according to all of access modes specified in the {@code modes} parameter
- * as follows:
+ * Opens or creates the file located by this object for writing, returning
+ * an output stream to write bytes to the file.
*
- * <table border=1 cellpadding=5 summary="">
- * <tr> <th>Value</th> <th>Description</th> </tr>
- * <tr>
- * <td> {@link AccessMode#READ READ} </td>
- * <td> Checks that the file exists and that the Java virtual machine has
- * permission to read the file. </td>
- * </tr>
- * <tr>
- * <td> {@link AccessMode#WRITE WRITE} </td>
- * <td> Checks that the file exists and that the Java virtual machine has
- * permission to write to the file, </td>
- * </tr>
- * <tr>
- * <td> {@link AccessMode#EXECUTE EXECUTE} </td>
- * <td> Checks that the file exists and that the Java virtual machine has
- * permission to {@link Runtime#exec execute} the file. The semantics
- * may differ when checking access to a directory. For example, on UNIX
- * systems, checking for {@code EXECUTE} access checks that the Java
- * virtual machine has permission to search the directory in order to
- * access file or subdirectories. </td>
- * </tr>
- * </table>
+ * <p> The {@code options} parameter determines how the file is opened.
+ * If no options are present then this method creates a new file for writing
+ * or truncates an existing file. In addition to the {@link StandardOpenOption
+ * standard} options, an implementation may also support additional
+ * implementation specific options.
+ *
+ * <p> The resulting stream will not be buffered. The stream will be safe
+ * for access by multiple concurrent threads.
*
- * <p> If the {@code modes} parameter is of length zero, then the existence
- * of the file is checked.
+ * @param options
+ * options specifying how the file is opened
*
- * <p> This method follows symbolic links if the file referenced by this
- * object is a symbolic link. Depending on the implementation, this method
- * may require to read file permissions, access control lists, or other
- * file attributes in order to check the effective access to the file. To
- * determine the effective access to a file may require access to several
- * attributes and so in some implementations this method may not be atomic
- * with respect to other file system operations. Furthermore, as the result
- * of this method is immediately outdated, there is no guarantee that a
- * subsequence access will succeed (or even that it will access the same
- * file). Care should be taken when using this method in security sensitive
- * applications.
+ * @return a new output stream
*
- * @param modes
- * The access modes to check; may have zero elements
- *
+ * @throws IllegalArgumentException
+ * if {@code options} contains an invalid combination of options
* @throws UnsupportedOperationException
- * An implementation is required to support checking for
- * {@code READ}, {@code WRITE}, and {@code EXECUTE} access. This
- * exception is specified to allow for the {@code Access} enum to
- * be extended in future releases.
- * @throws NoSuchFileException
- * If a file does not exist <i>(optional specific exception)</i>
- * @throws AccessDeniedException
- * The requested access would be denied or the access cannot be
- * determined because the Java virtual machine has insufficient
- * privileges or other reasons. <i>(optional specific exception)</i>
+ * if an unsupported option is specified
* @throws IOException
- * If an I/O error occurs
+ * if an I/O error occurs
* @throws SecurityException
* In the case of the default provider, and a security manager is
- * installed, the {@link SecurityManager#checkRead(String) checkRead}
- * is invoked when checking read access to the file or only the
- * existence of the file, the {@link SecurityManager#checkWrite(String)
- * checkWrite} is invoked when checking write access to the file,
- * and {@link SecurityManager#checkExec(String) checkExec} is invoked
- * when checking execute access.
+ * installed, the {@link SecurityManager#checkWrite(String) checkWrite}
+ * method is invoked to check write access to the file.
*/
- void checkAccess(AccessMode... modes) throws IOException;
+ OutputStream newOutputStream(OpenOption... options) throws IOException;
/**
* Returns a file attribute view of a given type.
@@ -266,11 +126,11 @@
* that do not support symbolic links.
*
* @param type
- * The {@code Class} object corresponding to the file attribute view
+ * the {@code Class} object corresponding to the file attribute view
* @param options
- * Options indicating how symbolic links are handled
+ * options indicating how symbolic links are handled
*
- * @return A file attribute view of the specified type, or {@code null} if
+ * @return a file attribute view of the specified type, or {@code null} if
* the attribute view type is not available
*
* @throws UnsupportedOperationException
@@ -280,145 +140,185 @@
*
* @see Attributes#readBasicFileAttributes
*/
- <V extends FileAttributeView> V getFileAttributeView(Class<V> type, LinkOption... options);
+ <V extends FileAttributeView> V getFileAttributeView(Class<V> type,
+ LinkOption... options);
+
+ /**
+ * Sets the value of a file attribute.
+ *
+ * <p> The {@code attribute} parameter identifies the attribute to be set
+ * and takes the form:
+ * <blockquote>
+ * [<i>view-name</i><b>:</b>]<i>attribute-name</i>
+ * </blockquote>
+ * where square brackets [...] delineate an optional component and the
+ * character {@code ':'} stands for itself.
+ *
+ * <p> <i>view-name</i> is the {@link FileAttributeView#name name} of a {@link
+ * FileAttributeView} that identifies a set of file attributes. If not
+ * specified then it defaults to {@code "basic"}, the name of the file
+ * attribute view that identifies the basic set of file attributes common to
+ * many file systems. <i>attribute-name</i> is the name of the attribute
+ * within the set.
+ *
+ * <p> <b>Usage Example:</b>
+ * Suppose we want to set the DOS "hidden" attribute:
+ * <pre>
+ * file.setAttribute("dos:hidden", true);
+ * </pre>
+ *
+ * @param attribute
+ * the attribute to set
+ * @param value
+ * the attribute value
+ * @param options
+ * options indicating how symbolic links are handled
+ *
+ * @throws UnsupportedOperationException
+ * if the attribute view is not available or it does not support
+ * updating the attribute
+ * @throws IllegalArgumentException
+ * if the attribute value is of the correct type but has an
+ * inappropriate value
+ * @throws ClassCastException
+ * If the attribute value is not of the expected type or is a
+ * collection containing elements that are not of the expected
+ * type
+ * @throws IOException
+ * If an I/O error occurs
+ * @throws SecurityException
+ * In the case of the default provider, and a security manager is
+ * installed, its {@link SecurityManager#checkWrite(String) checkWrite}
+ * method denies write access to the file. If this method is invoked
+ * to set security sensitive attributes then the security manager
+ * may be invoked to check for additional permissions.
+ */
+ void setAttribute(String attribute, Object value, LinkOption... options)
+ throws IOException;
/**
- * Returns a file attribute view of the given name.
+ * Reads the value of a file attribute.
*
- * <p> A file attribute view provides a read-only or updatable view of a
- * set of file attributes. This method is intended to be used where
- * <em>dynamic access</em> to the file attributes is required. The {@code
- * name} parameter specifies the {@link FileAttributeView#name name} of the
- * file attribute view and this method returns an instance of that view if
- * supported. The {@link BasicFileAttributeView} type supports access to the
- * basic attributes of a file and is name {@code "basic"}. Invoking this
- * method to select a file attribute view named {@code "basic"} will always
- * return an instance of that class.
+ * <p> The {@code attribute} parameter identifies the attribute to be read
+ * and takes the form:
+ * <blockquote>
+ * [<i>view-name</i><b>:</b>]<i>attribute-name</i>
+ * </blockquote>
+ * where square brackets [...] delineate an optional component and the
+ * character {@code ':'} stands for itself.
+ *
+ * <p> <i>view-name</i> is the {@link FileAttributeView#name name} of a {@link
+ * FileAttributeView} that identifies a set of file attributes. If not
+ * specified then it defaults to {@code "basic"}, the name of the file
+ * attribute view that identifies the basic set of file attributes common to
+ * many file systems. <i>attribute-name</i> is the name of the attribute.
*
* <p> The {@code options} array may be used to indicate how symbolic links
- * are handled by the resulting file attribute view for the case that the
- * file is a symbolic link. By default, symbolic links are followed. If the
- * option {@link LinkOption#NOFOLLOW_LINKS NOFOLLOW_LINKS} is present then
- * symbolic links are not followed. This option is ignored by implementations
- * that do not support symbolic links.
+ * are handled for the case that the file is a symbolic link. By default,
+ * symbolic links are followed and the file attribute of the final target
+ * of the link is read. If the option {@link LinkOption#NOFOLLOW_LINKS
+ * NOFOLLOW_LINKS} is present then symbolic links are not followed and so
+ * the method returns the file attribute of the symbolic link.
+ *
+ * <p> <b>Usage Example:</b>
+ * Suppose we require the user ID of the file owner on a system that
+ * supports a "{@code unix}" view:
+ * <pre>
+ * int uid = (Integer)file.getAttribute("unix:uid");
+ * </pre>
+ *
+ * @param attribute
+ * the attribute to read
+ * @param options
+ * options indicating how symbolic links are handled
+ * @return the attribute value or {@code null} if the attribute view
+ * is not available or it does not support reading the attribute
+ *
+ * reading the attribute
+ * @throws IOException
+ * if an I/O error occurs
+ * @throws SecurityException
+ * In the case of the default provider, and a security manager is
+ * installed, its {@link SecurityManager#checkRead(String) checkRead}
+ * method denies read access to the file. If this method is invoked
+ * to read security sensitive attributes then the security manager
+ * may be invoked to check for additional permissions.
+ */
+ Object getAttribute(String attribute, LinkOption... options) throws IOException;
+
+ /**
+ * Reads a set of file attributes as a bulk operation.
+ *
+ * <p> The {@code attributes} parameter identifies the attributes to be read
+ * and takes the form:
+ * <blockquote>
+ * [<i>view-name</i><b>:</b>]<i>attribute-list</i>
+ * </blockquote>
+ * where square brackets [...] delineate an optional component and the
+ * character {@code ':'} stands for itself.
*
- * @param name
- * The name of the file attribute view
+ * <p> <i>view-name</i> is the {@link FileAttributeView#name name} of a {@link
+ * FileAttributeView} that identifies a set of file attributes. If not
+ * specified then it defaults to {@code "basic"}, the name of the file
+ * attribute view that identifies the basic set of file attributes common to
+ * many file systems.
+ *
+ * <p> The <i>attribute-list</i> component is a comma separated list of
+ * zero or more names of attributes to read. If the list contains the value
+ * {@code "*"} then all attributes are read. Attributes that are not supported
+ * are ignored and will not be present in the returned map. It is
+ * implementation specific if all attributes are read as an atomic operation
+ * with respect to other file system operations.
+ *
+ * <p> The following examples demonstrate possible values for the {@code
+ * attributes} parameter:
+ *
+ * <blockquote>
+ * <table border="0">
+ * <tr>
+ * <td> {@code "*"} </td>
+ * <td> Read all {@link BasicFileAttributes basic-file-attributes}. </td>
+ * </tr>
+ * <tr>
+ * <td> {@code "size,lastModifiedTime,lastAccessTime"} </td>
+ * <td> Reads the file size, last modified time, and last access time
+ * attributes. </td>
+ * </tr>
+ * <tr>
+ * <td> {@code "posix:*"} </td>
+ * <td> Read all {@link PosixFileAttributes POSIX-file-attributes}.. </td>
+ * </tr>
+ * <tr>
+ * <td> {@code "posix:permissions,owner,size"} </td>
+ * <td> Reads the POSX file permissions, owner, and file size. </td>
+ * </tr>
+ * </table>
+ * </blockquote>
+ *
+ * <p> The {@code options} array may be used to indicate how symbolic links
+ * are handled for the case that the file is a symbolic link. By default,
+ * symbolic links are followed and the file attribute of the final target
+ * of the link is read. If the option {@link LinkOption#NOFOLLOW_LINKS
+ * NOFOLLOW_LINKS} is present then symbolic links are not followed and so
+ * the method returns the file attribute of the symbolic link.
+ *
+ * @param attributes
+ * The attributes to read
* @param options
* Options indicating how symbolic links are handled
*
- * @return A file attribute view of the given name, or {@code null} if
- * the attribute view is not available
- *
- * @throws UnsupportedOperationException
- * If options contains an unsupported option. This exception is
- * specified to allow the {@code LinkOption} enum be extended
- * in future releases.
- */
- FileAttributeView getFileAttributeView(String name, LinkOption... options);
-
- /**
- * Tests if the file referenced by this object is the same file referenced
- * by another object.
- *
- * <p> If this {@code FileRef} and the given {@code FileRef} are {@link
- * #equals(Object) equal} then this method returns {@code true} without checking
- * if the file exists. If the {@code FileRef} and the given {@code FileRef}
- * are associated with different providers, or the given {@code FileRef} is
- * {@code null} then this method returns {@code false}. Otherwise, this method
- * checks if both {@code FileRefs} locate the same file, and depending on the
- * implementation, may require to open or access both files.
- *
- * <p> If the file system and files remain static, then this method implements
- * an equivalence relation for non-null {@code FileRefs}.
- * <ul>
- * <li>It is <i>reflexive</i>: for a non-null {@code FileRef} {@code f},
- * {@code f.isSameFile(f)} should return {@code true}.
- * <li>It is <i>symmetric</i>: for two non-null {@code FileRefs}
- * {@code f} and {@code g}, {@code f.isSameFile(g)} will equal
- * {@code g.isSameFile(f)}.
- * <li>It is <i>transitive</i>: for three {@code FileRefs}
- * {@code f}, {@code g}, and {@code h}, if {@code f.isSameFile(g)} returns
- * {@code true} and {@code g.isSameFile(h)} returns {@code true}, then
- * {@code f.isSameFile(h)} will return return {@code true}.
- * </ul>
- *
- * @param other
- * The other file reference
- *
- * @return {@code true} if, and only if, this object and the given object
- * locate the same file
+ * @return A map of the attributes returned; may be empty. The map's keys
+ * are the attribute names, its values are the attribute values
*
* @throws IOException
* If an I/O error occurs
* @throws SecurityException
* In the case of the default provider, and a security manager is
- * installed, the {@link SecurityManager#checkRead(String) checkRead}
- * method is invoked to check read access to both files.
- *
- * @see java.nio.file.attribute.BasicFileAttributes#fileKey
+ * installed, its {@link SecurityManager#checkRead(String) checkRead}
+ * method denies read access to the file. If this method is invoked
+ * to read security sensitive attributes then the security manager
+ * may be invoke to check for additional permissions.
*/
- boolean isSameFile(FileRef other) throws IOException;
-
- /**
- * Deletes the file referenced by this object.
- *
- * <p> An implementation may require to examine the file to determine if the
- * file is a directory. Consequently this method may not be atomic with respect
- * to other file system operations. If the file is a symbolic-link then the
- * link is deleted and not the final target of the link.
- *
- * <p> If the file is a directory then the directory must be empty. In some
- * implementations a directory has entries for special files or links that
- * are created when the directory is created. In such implementations a
- * directory is considered empty when only the special entries exist.
- *
- * <p> On some operating systems it may not be possible to remove a file when
- * it is open and in use by this Java virtual machine or other programs.
- *
- * @throws NoSuchFileException
- * If the file does not exist <i>(optional specific exception)</i>
- * @throws DirectoryNotEmptyException
- * If the file is a directory and could not otherwise be deleted
- * because the directory is not empty <i>(optional specific
- * exception)</i>
- * @throws IOException
- * If an I/O error occurs
- * @throws SecurityException
- * In the case of the default provider, and a security manager is
- * installed, the {@link SecurityManager#checkDelete(String)} method
- * is invoked to check delete access to the file
- */
- void delete() throws IOException;
-
- /**
- * Tests this object for equality with another object.
- *
- * <p> If the given object is not a {@code FileRef} then this method
- * immediately returns {@code false}.
- *
- * <p> For two file references to be considered equal requires that they
- * are both the same type of {@code FileRef} and encapsulate components
- * to locate the same file. This method does not access the file system and
- * the file may not exist.
- *
- * <p> This method satisfies the general contract of the {@link
- * java.lang.Object#equals(Object) Object.equals} method. </p>
- *
- * @param ob The object to which this object is to be compared
- *
- * @return {@code true} if, and only if, the given object is a {@code FileRef}
- * that is identical to this {@code FileRef}
- *
- * @see #isSameFile
- */
- boolean equals(Object ob);
-
- /**
- * Returns the hash-code value for this object.
- *
- * <p> This method satisfies the general contract of the
- * {@link java.lang.Object#hashCode() Object.hashCode} method.
- */
- int hashCode();
+ Map<String,?> readAttributes(String attributes, LinkOption... options)
+ throws IOException;
}
--- a/jdk/src/share/classes/java/nio/file/FileStore.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/share/classes/java/nio/file/FileStore.java Sun Jun 28 11:47:34 2009 -0700
@@ -26,12 +26,13 @@
package java.nio.file;
import java.nio.file.attribute.*;
+import java.io.IOException;
/**
* Storage for files. A {@code FileStore} represents a storage pool, device,
* partition, volume, concrete file system or other implementation specific means
* of file storage. The {@code FileStore} for where a file is stored is obtained
- * by invoking the {@link FileRef#getFileStore getFileStore} method, or all file
+ * by invoking the {@link Path#getFileStore getFileStore} method, or all file
* stores can be enumerated by invoking the {@link FileSystem#getFileStores
* getFileStores} method.
*
@@ -146,24 +147,41 @@
getFileStoreAttributeView(Class<V> type);
/**
- * Returns a {@code FileStoreAttributeView} of the given name.
+ * Reads the value of a file store attribute.
*
- * <p> This method is intended to be used where <em>dynamic access</em> to
- * file store attributes is required. The {@code name} parameter specifies
- * the {@link FileAttributeView#name name} of the file store attribute view
- * and this method returns an instance of that view if supported.
+ * <p> The {@code attribute} parameter identifies the attribute to be read
+ * and takes the form:
+ * <blockquote>
+ * <i>view-name</i><b>:</b><i>attribute-name</i>
+ * </blockquote>
+ * where the character {@code ':'} stands for itself.
+ *
+ * <p> <i>view-name</i> is the {@link FileStoreAttributeView#name name} of
+ * a {@link FileStore AttributeView} that identifies a set of file attributes.
+ * <i>attribute-name</i> is the name of the attribute.
*
* <p> For {@code FileStore} objects created by the default provider, then
* the file stores support the {@link FileStoreSpaceAttributeView} that
- * provides access to space attributes. In that case invoking this method
- * with a parameter value of {@code "space"} will always return an instance
- * of that class.
+ * provides access to space attributes.
+ *
+ * <p> <b>Usage Example:</b>
+ * Suppose we want to know if ZFS compression is enabled (assuming the "zfs"
+ * view is supported):
+ * <pre>
+ * boolean compression = (Boolean)fs.getAttribute("zfs:compression");
+ * </pre>
*
- * @param name
- * the name of the attribute view
+ * @param attribute
+ * the attribute to read
+
+ * @return the attribute value; {@code null} may be a valid valid for some
+ * attributes
*
- * @return a file store attribute view of the given name, or {@code null}
- * if the attribute view is not available
+ * @throws UnsupportedOperationException
+ * if the attribute view is not available or it does not support
+ * reading the attribute
+ * @throws IOException
+ * if an I/O error occurs
*/
- public abstract FileStoreAttributeView getFileStoreAttributeView(String name);
+ public abstract Object getAttribute(String attribute) throws IOException;
}
--- a/jdk/src/share/classes/java/nio/file/FileTreeWalker.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/share/classes/java/nio/file/FileTreeWalker.java Sun Jun 28 11:47:34 2009 -0700
@@ -50,8 +50,6 @@
case FOLLOW_LINKS : fl = true; break;
case DETECT_CYCLES : dc = true; break;
default:
- if (option == null)
- throw new NullPointerException("Visit options contains 'null'");
throw new AssertionError("Should not get here");
}
}
@@ -239,13 +237,13 @@
}
private static class AncestorDirectory {
- private final FileRef dir;
+ private final Path dir;
private final Object key;
- AncestorDirectory(FileRef dir, Object key) {
+ AncestorDirectory(Path dir, Object key) {
this.dir = dir;
this.key = key;
}
- FileRef file() {
+ Path file() {
return dir;
}
Object fileKey() {
--- a/jdk/src/share/classes/java/nio/file/FileVisitor.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/share/classes/java/nio/file/FileVisitor.java Sun Jun 28 11:47:34 2009 -0700
@@ -42,9 +42,9 @@
* @Override
* public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) {
* try {
- * file.delete(false);
+ * file.delete();
* } catch (IOException exc) {
- * // failed to delete
+ * // failed to delete, do error handling here
* }
* return FileVisitResult.CONTINUE;
* }
@@ -52,9 +52,9 @@
* public FileVisitResult postVisitDirectory(Path dir, IOException e) {
* if (e == null) {
* try {
- * dir.delete(false);
+ * dir.delete();
* } catch (IOException exc) {
- * // failed to delete
+ * // failed to delete, do error handling here
* }
* } else {
* // directory iteration failed
@@ -80,7 +80,8 @@
* } catch (FileAlreadyExistsException e) {
* // ignore
* } catch (IOException e) {
- * // copy failed, skip rest of directory and descendants
+ * // copy failed, do error handling here
+ * // skip rest of directory and descendants
* return SKIP_SUBTREE;
* }
* return CONTINUE;
@@ -90,7 +91,7 @@
* try {
* file.copyTo(target.resolve(source.relativize(file)));
* } catch (IOException e) {
- * // copy failed
+ * // copy failed, do error handling here
* }
* return CONTINUE;
* }
@@ -100,7 +101,7 @@
* @since 1.7
*/
-public interface FileVisitor<T extends FileRef> {
+public interface FileVisitor<T> {
/**
* Invoked for a directory before entries in the directory are visited.
--- a/jdk/src/share/classes/java/nio/file/Files.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/share/classes/java/nio/file/Files.java Sun Jun 28 11:47:34 2009 -0700
@@ -26,13 +26,15 @@
package java.nio.file;
import java.nio.file.spi.FileTypeDetector;
+import java.nio.file.attribute.*;
import java.io.IOException;
import java.util.*;
import java.security.AccessController;
import java.security.PrivilegedAction;
/**
- * Utility methods for files and directories.
+ * This class consists exclusively of static methods that operate on files or
+ * directories.
*
* @since 1.7
*/
@@ -109,8 +111,6 @@
* @throws SecurityException
* If a security manager is installed and it denies an unspecified
* permission required by a file type detector implementation.
- *
- * @see DirectoryStreamFilters#newContentTypeFilter
*/
public static String probeContentType(FileRef file)
throws IOException
@@ -128,158 +128,6 @@
}
/**
- * Invokes a {@link FileAction} for each entry in a directory accepted
- * by a given {@link java.nio.file.DirectoryStream.Filter filter}.
- *
- * <p> This method opens the given directory and invokes the file action's
- * {@link FileAction#invoke invoke} method for each entry accepted by the
- * filter. When iteration is completed then the directory is closed. If the
- * {@link DirectoryStream#close close} method throws an {@code IOException}
- * then it is silently ignored.
- *
- * <p> If the {@code FileAction}'s {@code invoke} method terminates due
- * to an uncaught {@link IOException}, {@code Error} or {@code RuntimeException}
- * then the exception is propagated by this method after closing the
- * directory.
- *
- * @param dir
- * The directory
- * @param filter
- * The filter
- * @param action
- * The {@code FileAction} to invoke for each accepted entry
- *
- * @throws NotDirectoryException
- * If the {@code dir} parameter is not a directory <i>(optional
- * specific exception)</i>
- * @throws IOException
- * If an I/O error occurs or the {@code invoke} method terminates
- * due to an uncaught {@code IOException}
- * @throws SecurityException
- * In the case of the default provider, the {@link
- * SecurityManager#checkRead(String) checkRead} method is invoked
- * to check read access to the directory.
- */
- public static void withDirectory(Path dir,
- DirectoryStream.Filter<? super Path> filter,
- FileAction<? super Path> action)
- throws IOException
- {
- // explicit null check required in case directory is empty
- if (action == null)
- throw new NullPointerException();
-
- DirectoryStream<Path> stream = dir.newDirectoryStream(filter);
- try {
- // set to true when invoking the action so as to distinguish a
- // CME thrown by the iteration from a CME thrown by the invoke
- boolean inAction = false;
- try {
- for (Path entry: stream) {
- inAction = true;
- action.invoke(entry);
- inAction = false;
- }
- } catch (ConcurrentModificationException cme) {
- if (!inAction) {
- Throwable cause = cme.getCause();
- if (cause instanceof IOException)
- throw (IOException)cause;
- }
- throw cme;
- }
- } finally {
- try {
- stream.close();
- } catch (IOException x) { }
- }
- }
-
- /**
- * Invokes a {@link FileAction} for each entry in a directory with a
- * file name that matches a given pattern.
- *
- * <p> This method opens the given directory and invokes the file action's
- * {@link FileAction#invoke invoke} method for each entry that matches the
- * given pattern. When iteration is completed then the directory is closed.
- * If the {@link DirectoryStream#close close} method throws an {@code
- * IOException} then it is silently ignored.
- *
- * <p> If the {@code FileAction}'s {@code invoke} method terminates due
- * to an uncaught {@link IOException}, {@code Error} or {@code RuntimeException}
- * then the exception is propagated by this method after closing the
- * directory.
- *
- * <p> The globbing pattern language supported by this method is as
- * specified by the {@link FileSystem#getPathMatcher getPathMatcher} method.
- *
- * @param dir
- * The directory
- * @param glob
- * The globbing pattern
- * @param action
- * The {@code FileAction} to invoke for each entry
- *
- * @throws NotDirectoryException
- * If the {@code dir} parameter is not a directory <i>(optional
- * specific exception)</i>
- * @throws IOException
- * If an I/O error occurs or the {@code invoke} method terminates
- * due to an uncaught {@code IOException}
- * @throws SecurityException
- * In the case of the default provider, the {@link
- * SecurityManager#checkRead(String) checkRead} method is invoked
- * to check read access to the directory.
- */
- public static void withDirectory(Path dir,
- String glob,
- FileAction<? super Path> action)
- throws IOException
- {
- if (glob == null)
- throw new NullPointerException("'glob' is null");
- final PathMatcher matcher = dir.getFileSystem().getPathMatcher("glob:" + glob);
- DirectoryStream.Filter<Path> filter = new DirectoryStream.Filter<Path>() {
- @Override
- public boolean accept(Path entry) {
- return matcher.matches(entry.getName());
- }
- };
- withDirectory(dir, filter, action);
- }
-
- /**
- * Invokes a {@link FileAction} for all entries in a directory.
- *
- * <p> This method works as if invoking it were equivalent to evaluating the
- * expression:
- * <blockquote><pre>
- * withDirectory(dir, "*", action)
- * </pre></blockquote>
- *
- * @param dir
- * The directory
- * @param action
- * The {@code FileAction} to invoke for each entry
- *
- * @throws NotDirectoryException
- * If the {@code dir} parameter is not a directory <i>(optional
- * specific exception)</i>
- * @throws IOException
- * If an I/O error occurs or the {@code invoke} method terminates
- * due to an uncaught {@code IOException}
- * @throws SecurityException
- * In the case of the default provider, the {@link
- * SecurityManager#checkRead(String) checkRead} method is invoked
- * to check read access to the directory.
- */
- public static void withDirectory(Path dir, FileAction<? super Path> action)
- throws IOException
- {
- withDirectory(dir, "*", action);
- }
-
- /**
* Walks a file tree.
*
* <p> This method walks a file tree rooted at a given starting file. The
@@ -328,7 +176,7 @@
* arises when there is an entry in a directory that is an ancestor of the
* directory. Cycle detection is done by recording the {@link
* java.nio.file.attribute.BasicFileAttributes#fileKey file-key} of directories,
- * or if file keys are not available, by invoking the {@link FileRef#isSameFile
+ * or if file keys are not available, by invoking the {@link Path#isSameFile
* isSameFile} method to test if a directory is the same file as an
* ancestor. When a cycle is detected the {@link FileVisitor#visitFile
* visitFile} is invoked with the attributes of the directory. The {@link
@@ -403,4 +251,108 @@
Integer.MAX_VALUE,
visitor);
}
+
+ /**
+ * Creates a directory by creating all nonexistent parent directories first.
+ *
+ * <p> The {@code attrs} parameter is an optional array of {@link FileAttribute
+ * file-attributes} to set atomically when creating the nonexistent
+ * directories. Each file attribute is identified by its {@link
+ * FileAttribute#name name}. If more than one attribute of the same name is
+ * included in the array then all but the last occurrence is ignored.
+ *
+ * <p> If this method fails, then it may do so after creating some, but not
+ * all, of the parent directories.
+ *
+ * @param dir
+ * the directory to create
+ *
+ * @param attrs
+ * an optional list of file attributes to set atomically when
+ * creating the directory
+ *
+ * @throws UnsupportedOperationException
+ * if the array contains an attribute that cannot be set atomically
+ * when creating the directory
+ * @throws FileAlreadyExistsException
+ * if {@code dir} exists but is not a directory <i>(optional specific
+ * exception)</i>
+ * @throws IOException
+ * if an I/O error occurs
+ * @throws SecurityException
+ * in the case of the default provider, and a security manager is
+ * installed, the {@link SecurityManager#checkWrite(String) checkWrite}
+ * method is invoked prior to attempting to create a directory and
+ * its {@link SecurityManager#checkRead(String) checkRead} is
+ * invoked for each parent directory that is checked. If {@code
+ * dir} is not an absolute path then its {@link Path#toAbsolutePath
+ * toAbsolutePath} may need to be invoked to get its absolute path.
+ * This may invoke the security manager's {@link
+ * SecurityManager#checkPropertyAccess(String) checkPropertyAccess}
+ * method to check access to the system property {@code user.dir}
+ *
+ */
+ public static void createDirectories(Path dir, FileAttribute<?>... attrs)
+ throws IOException
+ {
+ // attempt to create the directory
+ try {
+ createAndCheckIsDirectory(dir, attrs);
+ return;
+ } catch (FileAlreadyExistsException x) {
+ // file exists and is not a directory
+ throw x;
+ } catch (IOException x) {
+ // parent may not exist or other reason
+ }
+
+ // find existing parent (may require absolute path)
+ SecurityException se = null;
+ try {
+ dir = dir.toAbsolutePath();
+ } catch (SecurityException x) {
+ // don't have permission to get absolute path
+ se = x;
+ }
+ Path parent = dir.getParent();
+ while (parent != null) {
+ try {
+ parent.checkAccess();
+ break;
+ } catch (NoSuchFileException x) {
+ // does not exist
+ }
+ parent = parent.getParent();
+ }
+ if (parent == null) {
+ // unable to find existing parent
+ if (se != null)
+ throw se;
+ throw new IOException("Root directory does not exist");
+ }
+
+ // create directories
+ Path child = parent;
+ for (Path name: parent.relativize(dir)) {
+ child = child.resolve(name);
+ createAndCheckIsDirectory(child, attrs);
+ }
+ }
+
+ /**
+ * Attempts to create a directory. Does nothing if the directory already
+ * exists.
+ */
+ private static void createAndCheckIsDirectory(Path dir, FileAttribute<?>... attrs)
+ throws IOException
+ {
+ try {
+ dir.createDirectory(attrs);
+ } catch (FileAlreadyExistsException x) {
+ boolean isDirectory = Attributes
+ .readBasicFileAttributes(dir, LinkOption.NOFOLLOW_LINKS).isDirectory();
+ if (!isDirectory)
+ throw x;
+ }
+ }
}
--- a/jdk/src/share/classes/java/nio/file/LinkPermission.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/share/classes/java/nio/file/LinkPermission.java Sun Jun 28 11:47:34 2009 -0700
@@ -95,7 +95,7 @@
* {@code null}
*
* @throws IllegalArgumentException
- * if name is empty or invalid
+ * if name is empty or invalid, or actions is a non-empty string
*/
public LinkPermission(String name, String actions) {
super(name);
--- a/jdk/src/share/classes/java/nio/file/OpenOption.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/share/classes/java/nio/file/OpenOption.java Sun Jun 28 11:47:34 2009 -0700
@@ -30,7 +30,7 @@
*
* <p> Objects of this type are used by methods such as {@link
* Path#newOutputStream(OpenOption[]) newOutputStream}, {@link
- * FileRef#newByteChannel newByteChannel}, {@link
+ * Path#newByteChannel newByteChannel}, {@link
* java.nio.channels.FileChannel#open FileChannel.open}, and {@link
* java.nio.channels.AsynchronousFileChannel#open AsynchronousFileChannel.open}
* when opening or creating a file.
--- a/jdk/src/share/classes/java/nio/file/Path.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/share/classes/java/nio/file/Path.java Sun Jun 28 11:47:34 2009 -0700
@@ -26,10 +26,12 @@
package java.nio.file;
import java.nio.file.attribute.*;
-import java.nio.channels.*;
-import java.io.*;
+import java.nio.channels.SeekableByteChannel;
+import java.io.IOException;
+import java.io.OutputStream;
import java.net.URI;
-import java.util.*;
+import java.util.Iterator;
+import java.util.Set;
/**
* A file reference that locates a file using a system dependent path. The file
@@ -70,19 +72,27 @@
* this class defines the following operations:
*
* <ul>
+ * <li><p> The {@link #newByteChannel newByteChannel} method
+ * may be used to open a file and obtain a byte channel for reading or
+ * writing. </p></li>
* <li><p> Files may be {@link #createFile(FileAttribute[]) created}, or
* directories may be {@link #createDirectory(FileAttribute[]) created}.
* </p></li>
+ * <li><p> The {@link #delete delete} method may be used to delete a file.
+ * </p></li>
+ * <li><p> The {@link #checkAccess checkAccess} method may be used to check
+ * the existence or accessibility of a file. </p></li>
+ * <li><p> The {@link #isSameFile isSameFile} method may be used to test if
+ * two file references locate the same file. </p></li>
+ * <li><p> The {@link #getFileStore getFileStore} method may be used to
+ * obtain the {@link FileStore} representing the storage where a file is
+ * located. </p></li>
* <li><p> Directories can be {@link #newDirectoryStream opened} so as to
* iterate over the entries in the directory. </p></li>
* <li><p> Files can be {@link #copyTo(Path,CopyOption[]) copied} or
* {@link #moveTo(Path,CopyOption[]) moved}. </p></li>
* <li><p> Symbolic-links may be {@link #createSymbolicLink created}, or the
* target of a link may be {@link #readSymbolicLink read}. </p></li>
- * <li><p> {@link #newInputStream InputStream} or {@link #newOutputStream
- * OutputStream} streams can be created to allow for interoperation with the
- * <a href="../../../java/io/package-summary.html">{@code java.io}</a> package
- * where required. </li></p>
* <li><p> The {@link #toRealPath real} path of an existing file may be
* obtained. </li></p>
* </ul>
@@ -93,13 +103,14 @@
*
* <h4>File attributes</h4>
*
- * The <a href="attribute/package-summary.html">{@code java.nio.file.attribute}</a>
- * package provides access to file attributes or <em>meta-data</em> associated
- * with files. The {@link Attributes Attributes} class defines methods that
- * operate on or return file attributes. For example, the file type, size,
- * timestamps, and other <em>basic</em> meta-data are obtained, in bulk, by
- * invoking the {@link Attributes#readBasicFileAttributes
- * Attributes.readBasicFileAttributes} method:
+ * In addition to the {@link #setAttribute setAttribute} and {@link #getAttribute
+ * getAttribute} methods, the <a href="attribute/package-summary.html">{@code
+ * java.nio.file.attribute}</a> package provides type-safe and efficient access
+ * to file attributes or <em>meta-data</em> associated with files. The {@link
+ * Attributes Attributes} class defines methods that operate on or return file
+ * attributes. For example, the file type, size, timestamps, and other
+ * <em>basic</em> meta-data are obtained, in bulk, by invoking the {@link
+ * Attributes#readBasicFileAttributes Attributes.readBasicFileAttributes} method:
* <pre>
* Path file = ...
* BasicFileAttributes attrs = Attributes.readBasicFileAttributes(file);
@@ -417,12 +428,38 @@
/**
* Deletes the file located by this path.
*
- * <p> The {@code failIfNotExists} parameter determines how the method
- * behaves when the file does not exist. When {@code true}, and the file
- * does not exist, then the method fails. When {@code false} then the method
- * does not fail.
+ * <p> An implementation may require to examine the file to determine if the
+ * file is a directory. Consequently this method may not be atomic with respect
+ * to other file system operations. If the file is a symbolic-link then the
+ * link is deleted and not the final target of the link.
+ *
+ * <p> If the file is a directory then the directory must be empty. In some
+ * implementations a directory has entries for special files or links that
+ * are created when the directory is created. In such implementations a
+ * directory is considered empty when only the special entries exist.
+ *
+ * <p> On some operating systems it may not be possible to remove a file when
+ * it is open and in use by this Java virtual machine or other programs.
*
- * <p> As with the {@link FileRef#delete delete()} method, an implementation
+ * @throws NoSuchFileException
+ * if the file does not exist <i>(optional specific exception)</i>
+ * @throws DirectoryNotEmptyException
+ * if the file is a directory and could not otherwise be deleted
+ * because the directory is not empty <i>(optional specific
+ * exception)</i>
+ * @throws IOException
+ * if an I/O error occurs
+ * @throws SecurityException
+ * In the case of the default provider, and a security manager is
+ * installed, the {@link SecurityManager#checkDelete(String)} method
+ * is invoked to check delete access to the file
+ */
+ public abstract void delete() throws IOException;
+
+ /**
+ * Deletes the file located by this path, if it exists.
+ *
+ * <p> As with the {@link #delete delete()} method, an implementation
* may require to examine the file to determine if the file is a directory.
* Consequently this method may not be atomic with respect to other file
* system operations. If the file is a symbolic-link then the link is
@@ -436,13 +473,6 @@
* <p> On some operating systems it may not be possible to remove a file when
* it is open and in use by this Java virtual machine or other programs.
*
- * @param failIfNotExists
- * {@code true} if the method should fail when the file does not
- * exist
- *
- * @throws NoSuchFileException
- * if the value of the {@code failIfNotExists} is {@code true} and
- * the file does not exist <i>(optional specific exception)</i>
* @throws DirectoryNotEmptyException
* if the file is a directory and could not otherwise be deleted
* because the directory is not empty <i>(optional specific
@@ -454,7 +484,7 @@
* installed, the {@link SecurityManager#checkDelete(String)} method
* is invoked to check delete access to the file.
*/
- public abstract void delete(boolean failIfNotExists) throws IOException;
+ public abstract void deleteIfExists() throws IOException;
/**
* Creates a symbolic link to a target <i>(optional operation)</i>.
@@ -536,8 +566,6 @@
* or its {@link SecurityManager#checkWrite(String) checkWrite}
* method denies write access to both this path and the path of the
* existing file.
- *
- * @see BasicFileAttributes#linkCount
*/
public abstract Path createLink(Path existing) throws IOException;
@@ -608,7 +636,7 @@
*
* @return an absolute, hierarchical URI with a non-empty path component
*
- * @throws IOError
+ * @throws java.io.IOError
* if an I/O error occurs obtaining the absolute path, or where a
* file system is constructed to access the contents of a file as
* a file system, and the URI of the enclosing file system cannot be
@@ -636,8 +664,9 @@
* @throws IOError
* if an I/O error occurs
* @throws SecurityException
- * In the case of the default provider, and a security manager
- * is installed, its {@link SecurityManager#checkPropertyAccess(String)
+ * In the case of the default provider, a security manager
+ * is installed, and this path is not absolute, then the security
+ * manager's {@link SecurityManager#checkPropertyAccess(String)
* checkPropertyAccess} method is invoked to check access to the
* system property {@code user.dir}
*/
@@ -720,7 +749,9 @@
* the target file. The exact file attributes that are copied is platform
* and file system dependent and therefore unspecified. Minimally, the
* {@link BasicFileAttributes#lastModifiedTime last-modified-time} is
- * copied to the target file. </td>
+ * copied to the target file if supported by both the source and target
+ * file store. Copying of file timestamps may result in precision
+ * loss. </td>
* </tr>
* <tr>
* <td> {@link LinkOption#NOFOLLOW_LINKS NOFOLLOW_LINKS} </td>
@@ -867,10 +898,7 @@
*
* <p> The directory stream's {@code close} method should be invoked after
* iteration is completed so as to free any resources held for the open
- * directory. The {@link Files#withDirectory Files.withDirectory} utility
- * method is useful for cases where a task is performed on each accepted
- * entry in a directory. This method closes the directory when iteration is
- * complete (or an error occurs).
+ * directory.
*
* <p> When an implementation supports operations on entries in the
* directory that execute in a race-free manner then the returned directory
@@ -927,8 +955,6 @@
*
* @throws java.util.regex.PatternSyntaxException
* if the pattern is invalid
- * @throws UnsupportedOperationException
- * if the pattern syntax is not known to the implementation
* @throws NotDirectoryException
* if the file could not otherwise be opened because it is not
* a directory <i>(optional specific exception)</i>
@@ -950,19 +976,18 @@
* directory. The {@code Path} objects are obtained as if by {@link
* #resolve(Path) resolving} the name of the directory entry against this
* path. The entries returned by the iterator are filtered by the given
- * {@link DirectoryStream.Filter filter}. The {@link DirectoryStreamFilters}
- * class defines factory methods that create useful filters.
+ * {@link DirectoryStream.Filter filter}.
*
* <p> The directory stream's {@code close} method should be invoked after
* iteration is completed so as to free any resources held for the open
- * directory. The {@link Files#withDirectory Files.withDirectory} utility
- * method is useful for cases where a task is performed on each accepted
- * entry in a directory. This method closes the directory when iteration is
- * complete (or an error occurs).
+ * directory.
*
* <p> Where the filter terminates due to an uncaught error or runtime
- * exception then it propogated to the caller of the iterator's {@link
- * Iterator#hasNext() hasNext} or {@link Iterator#next() next} methods.
+ * exception then it is propogated to the iterator's {@link Iterator#hasNext()
+ * hasNext} or {@link Iterator#next() next} method. Where an {@code
+ * IOException} is thrown, it is propogated as a {@link
+ * java.util.concurrent.ConcurrentModificationException} with the {@code
+ * IOException} as the cause.
*
* <p> When an implementation supports operations on entries in the
* directory that execute in a race-free manner then the returned directory
@@ -973,14 +998,9 @@
* larger than 8K.
* <pre>
* DirectoryStream.Filter<Path> filter = new DirectoryStream.Filter<Path>() {
- * public boolean accept(Path file) {
- * try {
- * long size = Attributes.readBasicFileAttributes(file).size();
- * return (size > 8192L);
- * } catch (IOException e) {
- * // failed to get size
- * return false;
- * }
+ * public boolean accept(Path file) throws IOException {
+ * long size = Attributes.readBasicFileAttributes(file).size();
+ * return (size > 8192L);
* }
* };
* Path dir = ...
@@ -1071,6 +1091,8 @@
* In the case of the default provider, and a security manager is
* installed, the {@link SecurityManager#checkWrite(String) checkWrite}
* method is invoked to check write access to the new directory.
+ *
+ * @see Files#createDirectories
*/
public abstract Path createDirectory(FileAttribute<?>... attrs)
throws IOException;
@@ -1159,7 +1181,7 @@
* FileAttribute file-attributes} to set atomically when a new file is created.
*
* <p> In the case of the default provider, the returned seekable byte channel
- * is a {@link FileChannel}.
+ * is a {@link java.nio.channels.FileChannel}.
*
* <p> <b>Usage Examples:</b>
* <pre>
@@ -1212,12 +1234,9 @@
* Opens or creates a file, returning a seekable byte channel to access the
* file.
*
- * <p> This method extends the options defined by the {@code FileRef}
- * interface and to the options specified by the {@link
- * #newByteChannel(Set,FileAttribute[]) newByteChannel} method
- * except that the options are specified by an array. In the case of the
- * default provider, the returned seekable byte channel is a {@link
- * FileChannel}.
+ * <p> This method opens or creates a file in exactly the manner specified
+ * by the {@link Path#newByteChannel(Set,FileAttribute[]) newByteChannel}
+ * method.
*
* @param options
* options specifying how the file is opened
@@ -1232,108 +1251,40 @@
* if a file of that name already exists and the {@link
* StandardOpenOption#CREATE_NEW CREATE_NEW} option is specified
* <i>(optional specific exception)</i>
- * @throws IOException {@inheritDoc}
- * @throws SecurityException {@inheritDoc}
- */
- @Override
- public abstract SeekableByteChannel newByteChannel(OpenOption... options)
- throws IOException;
-
- /**
- * Opens the file located by this path for reading, returning an input
- * stream to read bytes from the file. The stream will not be buffered, and
- * is not required to support the {@link InputStream#mark mark} or {@link
- * InputStream#reset reset} methods. The stream will be safe for access by
- * multiple concurrent threads. Reading commences at the beginning of the file.
- *
- * @return an input stream to read bytes from the file
- *
* @throws IOException
* if an I/O error occurs
* @throws SecurityException
* In the case of the default provider, and a security manager is
* installed, the {@link SecurityManager#checkRead(String) checkRead}
- * method is invoked to check read access to the file.
+ * method is invoked to check read access to the path if the file is
+ * opened for reading. The {@link SecurityManager#checkWrite(String)
+ * checkWrite} method is invoked to check write access to the path
+ * if the file is opened for writing.
*/
- public abstract InputStream newInputStream() throws IOException;
+ public abstract SeekableByteChannel newByteChannel(OpenOption... options)
+ throws IOException;
/**
- * Opens or creates the file located by this path for writing, returning an
- * output stream to write bytes to the file.
+ * Opens or creates the file located by this object for writing, returning
+ * an output stream to write bytes to the file.
*
* <p> This method opens or creates a file in exactly the manner specified
* by the {@link Path#newByteChannel(Set,FileAttribute[]) newByteChannel}
* method except that the {@link StandardOpenOption#READ READ} option may not
- * be present in the array of open options. If no open options are present
- * then this method creates a new file for writing or truncates an existing
- * file.
- *
- * <p> The resulting stream will not be buffered. The stream will be safe
- * for access by multiple concurrent threads.
- *
- * <p> <b>Usage Example:</b>
- * Suppose we wish to open a log file for writing so that we append to the
- * file if it already exists, or create it when it doesn't exist.
- * <pre>
- * Path logfile = ...
- * OutputStream out = new BufferedOutputStream(logfile.newOutputStream(CREATE, APPEND));
- * </pre>
+ * be present in the array of open options.
*
* @param options
* options specifying how the file is opened
*
- * @return a new seekable byte channel
- *
- * @throws IllegalArgumentException
- * if {@code options} contains an invalid combination of options
- * @throws UnsupportedOperationException
- * if an unsupported open option is specified
- * @throws IOException
- * if an I/O error occurs
- * @throws SecurityException
- * In the case of the default provider, and a security manager is
- * installed, the {@link SecurityManager#checkWrite(String) checkWrite}
- * method is invoked to check write access to the file.
- */
- public abstract OutputStream newOutputStream(OpenOption... options)
- throws IOException;
-
- /**
- * Opens or creates the file located by this path for writing, returning an
- * output stream to write bytes to the file.
- *
- * <p> This method opens or creates a file in exactly the manner specified
- * by the {@link Path#newByteChannel(Set,FileAttribute[]) newByteChannel}
- * method except that {@code options} parameter may not contain the {@link
- * StandardOpenOption#READ READ} option. If no open options are present
- * then this method creates a new file for writing or truncates an existing
- * file.
- *
- * <p> The resulting stream will not be buffered. The stream will be safe
- * for access by multiple concurrent threads.
- *
- * @param options
- * options specifying how the file is opened
- * @param attrs
- * an optional list of file attributes to set atomically when
- * creating the file
- *
* @return a new output stream
*
- * @throws IllegalArgumentException
- * if the set contains an invalid combination of options
- * @throws UnsupportedOperationException
- * if an unsupported open option is specified or the array contains
- * attributes that cannot be set atomically when creating the file
- * @throws IOException
- * if an I/O error occurs
- * @throws SecurityException
- * In the case of the default provider, and a security manager is
- * installed, the {@link SecurityManager#checkWrite(String) checkWrite}
- * method is invoked to check write access to the file.
+ * @throws IllegalArgumentException {@inheritDoc}
+ * @throws UnsupportedOperationException {@inheritDoc}
+ * @throws IOException {@inheritDoc}
+ * @throws SecurityException {@inheritDoc}
*/
- public abstract OutputStream newOutputStream(Set<? extends OpenOption> options,
- FileAttribute<?>... attrs)
+ @Override
+ public abstract OutputStream newOutputStream(OpenOption... options)
throws IOException;
/**
@@ -1359,6 +1310,80 @@
public abstract boolean isHidden() throws IOException;
/**
+ * Checks the existence and optionally the accessibility of the file
+ * located by this path.
+ *
+ * <p> This method checks the existence of a file and that this Java virtual
+ * machine has appropriate privileges that would allow it access the file
+ * according to all of access modes specified in the {@code modes} parameter
+ * as follows:
+ *
+ * <table border=1 cellpadding=5 summary="">
+ * <tr> <th>Value</th> <th>Description</th> </tr>
+ * <tr>
+ * <td> {@link AccessMode#READ READ} </td>
+ * <td> Checks that the file exists and that the Java virtual machine has
+ * permission to read the file. </td>
+ * </tr>
+ * <tr>
+ * <td> {@link AccessMode#WRITE WRITE} </td>
+ * <td> Checks that the file exists and that the Java virtual machine has
+ * permission to write to the file, </td>
+ * </tr>
+ * <tr>
+ * <td> {@link AccessMode#EXECUTE EXECUTE} </td>
+ * <td> Checks that the file exists and that the Java virtual machine has
+ * permission to {@link Runtime#exec execute} the file. The semantics
+ * may differ when checking access to a directory. For example, on UNIX
+ * systems, checking for {@code EXECUTE} access checks that the Java
+ * virtual machine has permission to search the directory in order to
+ * access file or subdirectories. </td>
+ * </tr>
+ * </table>
+ *
+ * <p> If the {@code modes} parameter is of length zero, then the existence
+ * of the file is checked.
+ *
+ * <p> This method follows symbolic links if the file referenced by this
+ * object is a symbolic link. Depending on the implementation, this method
+ * may require to read file permissions, access control lists, or other
+ * file attributes in order to check the effective access to the file. To
+ * determine the effective access to a file may require access to several
+ * attributes and so in some implementations this method may not be atomic
+ * with respect to other file system operations. Furthermore, as the result
+ * of this method is immediately outdated, there is no guarantee that a
+ * subsequence access will succeed (or even that it will access the same
+ * file). Care should be taken when using this method in security sensitive
+ * applications.
+ *
+ * @param modes
+ * The access modes to check; may have zero elements
+ *
+ * @throws UnsupportedOperationException
+ * an implementation is required to support checking for
+ * {@code READ}, {@code WRITE}, and {@code EXECUTE} access. This
+ * exception is specified to allow for the {@code Access} enum to
+ * be extended in future releases.
+ * @throws NoSuchFileException
+ * if a file does not exist <i>(optional specific exception)</i>
+ * @throws AccessDeniedException
+ * the requested access would be denied or the access cannot be
+ * determined because the Java virtual machine has insufficient
+ * privileges or other reasons. <i>(optional specific exception)</i>
+ * @throws IOException
+ * if an I/O error occurs
+ * @throws SecurityException
+ * In the case of the default provider, and a security manager is
+ * installed, the {@link SecurityManager#checkRead(String) checkRead}
+ * is invoked when checking read access to the file or only the
+ * existence of the file, the {@link SecurityManager#checkWrite(String)
+ * checkWrite} is invoked when checking write access to the file,
+ * and {@link SecurityManager#checkExec(String) checkExec} is invoked
+ * when checking execute access.
+ */
+ public abstract void checkAccess(AccessMode... modes) throws IOException;
+
+ /**
* Tests whether the file located by this path exists.
*
* <p> This convenience method is intended for cases where it is required to
@@ -1414,6 +1439,30 @@
*/
public abstract boolean notExists();
+ /**
+ * Returns the {@link FileStore} representing the file store where an
+ * existing file, located by this path, is stored.
+ *
+ * <p> Once a reference to the {@code FileStore} is obtained it is
+ * implementation specific if operations on the returned {@code FileStore},
+ * or {@link FileStoreAttributeView} objects obtained from it, continue
+ * to depend on the existence of the file. In particular the behavior is not
+ * defined for the case that the file is deleted or moved to a different
+ * file store.
+ *
+ * @return the file store where the file is stored
+ *
+ * @throws IOException
+ * if an I/O error occurs
+ * @throws SecurityException
+ * In the case of the default provider, and a security manager is
+ * installed, the {@link SecurityManager#checkRead(String) checkRead}
+ * method is invoked to check read access to the file, and in
+ * addition it checks {@link RuntimePermission}<tt>
+ * ("getFileStoreAttributes")</tt>
+ */
+ public abstract FileStore getFileStore() throws IOException;
+
// -- watchable --
/**
@@ -1562,6 +1611,49 @@
public abstract int compareTo(Path other);
/**
+ * Tests if the file referenced by this object is the same file referenced
+ * by another object.
+ *
+ * <p> If this {@code FileRef} and the given {@code FileRef} are {@link
+ * #equals(Object) equal} then this method returns {@code true} without checking
+ * if the file exists. If the {@code FileRef} and the given {@code FileRef}
+ * are associated with different providers, or the given {@code FileRef} is
+ * {@code null} then this method returns {@code false}. Otherwise, this method
+ * checks if both {@code FileRefs} locate the same file, and depending on the
+ * implementation, may require to open or access both files.
+ *
+ * <p> If the file system and files remain static, then this method implements
+ * an equivalence relation for non-null {@code FileRefs}.
+ * <ul>
+ * <li>It is <i>reflexive</i>: for a non-null {@code FileRef} {@code f},
+ * {@code f.isSameFile(f)} should return {@code true}.
+ * <li>It is <i>symmetric</i>: for two non-null {@code FileRefs}
+ * {@code f} and {@code g}, {@code f.isSameFile(g)} will equal
+ * {@code g.isSameFile(f)}.
+ * <li>It is <i>transitive</i>: for three {@code FileRefs}
+ * {@code f}, {@code g}, and {@code h}, if {@code f.isSameFile(g)} returns
+ * {@code true} and {@code g.isSameFile(h)} returns {@code true}, then
+ * {@code f.isSameFile(h)} will return return {@code true}.
+ * </ul>
+ *
+ * @param other
+ * the other file reference
+ *
+ * @return {@code true} if, and only if, this object and the given object
+ * locate the same file
+ *
+ * @throws IOException
+ * if an I/O error occurs
+ * @throws SecurityException
+ * In the case of the default provider, and a security manager is
+ * installed, the {@link SecurityManager#checkRead(String) checkRead}
+ * method is invoked to check read access to both files.
+ *
+ * @see java.nio.file.attribute.BasicFileAttributes#fileKey
+ */
+ public abstract boolean isSameFile(Path other) throws IOException;
+
+ /**
* Tests this path for equality with the given object.
*
* <p> If the given object is not a Path, or is a Path associated with a
--- a/jdk/src/share/classes/java/nio/file/Paths.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/share/classes/java/nio/file/Paths.java Sun Jun 28 11:47:34 2009 -0700
@@ -35,7 +35,7 @@
* @since 1.7
*/
-public class Paths {
+public final class Paths {
private Paths() { }
/**
@@ -106,8 +106,9 @@
* if preconditions on the {@code uri} parameter do not hold. The
* format of the URI is provider specific.
* @throws FileSystemNotFoundException
- * if the file system identified by the URI does not exist or the
- * provider identified by the URI's scheme component is not installed
+ * The file system, identified by the URI, does not exist and
+ * cannot be created automatically, or the provider identified by
+ * the URI's scheme component is not installed
* @throws SecurityException
* if a security manager is installed and it denies an unspecified
* permission to access the file system
--- a/jdk/src/share/classes/java/nio/file/SecureDirectoryStream.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/share/classes/java/nio/file/SecureDirectoryStream.java Sun Jun 28 11:47:34 2009 -0700
@@ -36,7 +36,7 @@
* traverse file trees or otherwise operate on directories in a race-free manner.
* Race conditions can arise when a sequence of file operations cannot be
* carried out in isolation. Each of the file operations defined by this
- * interface specify a relative {@link Path}. All access to the file is relative
+ * interface specify a relative path. All access to the file is relative
* to the open directory irrespective of if the directory is moved or replaced
* by an attacker while the directory is open. A {@code SecureDirectoryStream}
* may also be used as a virtual <em>working directory</em>.
@@ -65,8 +65,8 @@
* @since 1.7
*/
-public abstract class SecureDirectoryStream
- implements DirectoryStream<Path>
+public abstract class SecureDirectoryStream<T>
+ implements DirectoryStream<T>
{
/**
* Initialize a new instance of this class.
@@ -78,13 +78,12 @@
* SecureDirectoryStream} to iterate over the entries in the directory.
*
* <p> This method works in exactly the manner specified by the {@link
- * Path#newDirectoryStream newDirectoryStream} method for the case that
+ * Path#newDirectoryStream() newDirectoryStream} method for the case that
* the {@code path} parameter is an {@link Path#isAbsolute absolute} path.
* When the parameter is a relative path then the directory to open is
- * relative to this open directory. The {@code followLinks} parameter
- * determines if links should be followed. If this parameter is {@code
- * false} and the file is a symbolic link then this method fails (by
- * throwing an I/O exception).
+ * relative to this open directory. The {@link
+ * LinkOption#NOFOLLOW_LINKS NOFOLLOW_LINKS} option may be used to
+ * ensure that this method fails if the file is a symbolic link.
*
* <p> The new directory stream, once created, is not dependent upon the
* directory stream used to create it. Closing this directory stream has no
@@ -92,10 +91,8 @@
*
* @param path
* the path to the directory to open
- * @param followLinks
- * {@code true} if the links should be followed
- * @param filter
- * the directory stream filter or {@code null}.
+ * @param options
+ * options indicating how symbolic links are handled
*
* @return a new and open {@code SecureDirectoryStream} object
*
@@ -111,9 +108,8 @@
* installed, the {@link SecurityManager#checkRead(String) checkRead}
* method is invoked to check read access to the directory.
*/
- public abstract SecureDirectoryStream newDirectoryStream(Path path,
- boolean followLinks,
- DirectoryStream.Filter<? super Path> filter)
+ public abstract SecureDirectoryStream<T> newDirectoryStream(T path,
+ LinkOption... options)
throws IOException;
/**
@@ -162,7 +158,7 @@
* checkWrite} method is invoked to check write access to the path
* if the file is opened for writing.
*/
- public abstract SeekableByteChannel newByteChannel(Path path,
+ public abstract SeekableByteChannel newByteChannel(T path,
Set<? extends OpenOption> options,
FileAttribute<?>... attrs)
throws IOException;
@@ -170,7 +166,7 @@
/**
* Deletes a file.
*
- * <p> Unlike the {@link FileRef#delete delete()} method, this method
+ * <p> Unlike the {@link Path#delete delete()} method, this method
* does not first examine the file to determine if the file is a directory.
* Whether a directory is deleted by this method is system dependent and
* therefore not specified. If the file is a symbolic-link then the link is
@@ -191,12 +187,12 @@
* installed, the {@link SecurityManager#checkDelete(String) checkDelete}
* method is invoked to check delete access to the file
*/
- public abstract void deleteFile(Path path) throws IOException;
+ public abstract void deleteFile(T path) throws IOException;
/**
* Deletes a directory.
*
- * <p> Unlike the {@link FileRef#delete delete()} method, this method
+ * <p> Unlike the {@link Path#delete delete()} method, this method
* does not first examine the file to determine if the file is a directory.
* Whether non-directories are deleted by this method is system dependent and
* therefore not specified. When the parameter is a relative path then the
@@ -219,7 +215,7 @@
* installed, the {@link SecurityManager#checkDelete(String) checkDelete}
* method is invoked to check delete access to the directory
*/
- public abstract void deleteDirectory(Path path) throws IOException;
+ public abstract void deleteDirectory(T path) throws IOException;
/**
* Move a file from this directory to another directory.
@@ -259,7 +255,7 @@
* method is invoked to check write access to both the source and
* target file.
*/
- public abstract void move(Path srcpath, SecureDirectoryStream targetdir, Path targetpath)
+ public abstract void move(T srcpath, SecureDirectoryStream<T> targetdir, T targetpath)
throws IOException;
/**
@@ -318,7 +314,7 @@
* type is not available
*
*/
- public abstract <V extends FileAttributeView> V getFileAttributeView(Path path,
+ public abstract <V extends FileAttributeView> V getFileAttributeView(T path,
Class<V> type,
LinkOption... options);
}
--- a/jdk/src/share/classes/java/nio/file/SimpleFileVisitor.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/share/classes/java/nio/file/SimpleFileVisitor.java Sun Jun 28 11:47:34 2009 -0700
@@ -40,7 +40,7 @@
* @since 1.7
*/
-public class SimpleFileVisitor<T extends FileRef> implements FileVisitor<T> {
+public class SimpleFileVisitor<T> implements FileVisitor<T> {
/**
* Initializes a new instance of this class.
*/
--- a/jdk/src/share/classes/java/nio/file/StandardWatchEventKind.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/share/classes/java/nio/file/StandardWatchEventKind.java Sun Jun 28 11:47:34 2009 -0700
@@ -31,7 +31,7 @@
* @since 1.7
*/
-public class StandardWatchEventKind {
+public final class StandardWatchEventKind {
private StandardWatchEventKind() { }
/**
--- a/jdk/src/share/classes/java/nio/file/WatchKey.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/share/classes/java/nio/file/WatchKey.java Sun Jun 28 11:47:34 2009 -0700
@@ -103,7 +103,7 @@
*
* <p> Note that this method does not wait if there are no events pending.
*
- * @return the list of the events retrieved
+ * @return the list of the events retrieved; may be empty
*/
public abstract List<WatchEvent<?>> pollEvents();
@@ -128,7 +128,7 @@
* will be invalid. If the watch key is enqueued, waiting to be retrieved
* from the watch service, then it will remain in the queue until it is
* removed. Pending events, if any, remain pending and may be retrieved by
- * invoking the {@link #pollEvents pollEvents} method event after the key is
+ * invoking the {@link #pollEvents pollEvents} method after the key is
* cancelled.
*
* <p> If this watch key has already been cancelled then invoking this
--- a/jdk/src/share/classes/java/nio/file/attribute/AclFileAttributeView.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/share/classes/java/nio/file/attribute/AclFileAttributeView.java Sun Jun 28 11:47:34 2009 -0700
@@ -110,13 +110,13 @@
* </table>
* </blockquote>
*
- * <p> The {@link #getAttribute getAttribute} or {@link #readAttributes
- * readAttributes} methods may be used to read the ACL or owner attributes as if
- * by invoking the {@link #getAcl getAcl} or {@link #getOwner getOwner} methods.
+ * <p> The {@link FileRef#getAttribute getAttribute} method may be used to read
+ * the ACL or owner attributes as if by invoking the {@link #getAcl getAcl} or
+ * {@link #getOwner getOwner} methods.
*
- * <p> The {@link #setAttribute setAttribute} method may be used to update the
- * ACL or owner attributes as if by invoking the {@link #setAcl setAcl} or {@link
- * #setOwner setOwner} methods.
+ * <p> The {@link FileRef#setAttribute setAttribute} method may be used to
+ * update the ACL or owner attributes as if by invoking the {@link #setAcl setAcl}
+ * or {@link #setOwner setOwner} methods.
*
* <h4> Setting the ACL when creating a file </h4>
*
--- a/jdk/src/share/classes/java/nio/file/attribute/AttributeView.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/share/classes/java/nio/file/attribute/AttributeView.java Sun Jun 28 11:47:34 2009 -0700
@@ -25,20 +25,12 @@
package java.nio.file.attribute;
-import java.util.*;
-import java.io.IOException;
-
/**
* An object that provides a read-only or updatable <em>view</em> of non-opaque
* values associated with an object in a filesystem. This interface is extended
* or implemented by specific attribute views that define the attributes
* supported by the view. A specific attribute view will typically define
- * type-safe methods to read or update the attributes that it supports. It also
- * provides <em>dynamic access</em> where the {@link #readAttributes
- * readAttributes}, {@link #getAttribute getAttribute} and {@link #setAttribute
- * setAttributs} methods are used to access the attributes by names defined
- * by the attribute view. Implementations must ensure that the attribute names
- * do not contain the colon (':') or comma (',') characters.
+ * type-safe methods to read or update the attributes that it supports.
*
* @since 1.7
*/
@@ -48,71 +40,4 @@
* Returns the name of the attribute view.
*/
String name();
-
- /**
- * Reads the value of an attribute.
- *
- * @param attribute
- * the attribute name (case sensitive)
- *
- * @return the value of the attribute, or {@code null} if the attribute is
- * not supported
- *
- * @throws IOException
- * if an I/O error occurs
- * @throws SecurityException
- * if a security manager is set and it denies access
- */
- Object getAttribute(String attribute) throws IOException;
-
- /**
- * Sets/updates the value of an attribute.
- *
- * @param attribute
- * the attribute name (case sensitive)
- * @param value
- * the attribute value
- *
- * @throws UnsupportedOperationException
- * if the attribute is not supported or this attribute view does
- * not support updating the value of the attribute
- * @throws IllegalArgumentException
- * if the attribute value is of the correct type but has an
- * inappropriate value
- * @throws ClassCastException
- * if the attribute value is not of the expected type or is a
- * collection containing elements that are not of the expected
- * type
- * @throws IOException
- * if an I/O error occurs
- * @throws SecurityException
- * if a security manager is set and it denies access
- */
- void setAttribute(String attribute, Object value) throws IOException;
-
- /**
- * Reads all, or a subset, of the attributes supported by this file attribute
- * view.
- *
- * <p> The {@code first} and {@code rest} parameters are the names of the
- * attributes to read. If any of the parameters has the value {@code "*"}
- * then all attributes are read. Attributes that are not supported are
- * ignored and will not be present in the returned map. It is implementation
- * specific if all attributes are read as an atomic operation with respect
- * to other file system operations.
- *
- * @param first
- * the name of an attribute to read (case sensitive)
- * @param rest
- * the names of other attributes to read (case sensitive)
- *
- * @return an unmodifiable map of the attributes; may be empty. Its keys are
- * the attribute names, its values are the attribute values
- *
- * @throws IOException
- * if an I/O error occurs
- * @throws SecurityException
- * if a security manager is set and it denies access
- */
- Map<String,?> readAttributes(String first, String... rest) throws IOException;
}
--- a/jdk/src/share/classes/java/nio/file/attribute/Attributes.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/share/classes/java/nio/file/attribute/Attributes.java Sun Jun 28 11:47:34 2009 -0700
@@ -28,7 +28,6 @@
import java.nio.file.*;
import java.io.IOException;
import java.util.*;
-import java.util.concurrent.TimeUnit;
/**
* This class consists exclusively of static methods that operate on or return
@@ -39,245 +38,7 @@
*/
public final class Attributes {
- private Attributes() {
- }
-
- /**
- * Splits the given attribute name into the name of an attribute view and
- * the attribute. If the attribute view is not identified then it assumed
- * to be "basic".
- */
- private static String[] split(String attribute) {
- String[] s = new String[2];
- int pos = attribute.indexOf(':');
- if (pos == -1) {
- s[0] = "basic";
- s[1] = attribute;
- } else {
- s[0] = attribute.substring(0, pos++);
- s[1] = (pos == attribute.length()) ? "" : attribute.substring(pos);
- }
- return s;
- }
-
- /**
- * Sets the value of a file attribute.
- *
- * <p> The {@code attribute} parameter identifies the attribute to be set
- * and takes the form:
- * <blockquote>
- * [<i>view-name</i><b>:</b>]<i>attribute-name</i>
- * </blockquote>
- * where square brackets [...] delineate an optional component and the
- * character {@code ':'} stands for itself.
- *
- * <p> <i>view-name</i> is the {@link FileAttributeView#name name} of a {@link
- * FileAttributeView} that identifies a set of file attributes. If not
- * specified then it defaults to {@code "basic"}, the name of the file
- * attribute view that identifies the basic set of file attributes common to
- * many file systems. <i>attribute-name</i> is the name of the attribute
- * within the set.
- *
- * <p> <b>Usage Example:</b>
- * Suppose we want to set the DOS "hidden" attribute:
- * <pre>
- * Attributes.setAttribute(file, "dos:hidden", true);
- * </pre>
- *
- * @param file
- * A file reference that locates the file
- * @param attribute
- * The attribute to set
- * @param value
- * The attribute value
- *
- * @throws UnsupportedOperationException
- * If the attribute view is not available or it does not
- * support updating the attribute
- * @throws IllegalArgumentException
- * If the attribute value is of the correct type but has an
- * inappropriate value
- * @throws ClassCastException
- * If the attribute value is not of the expected type or is a
- * collection containing elements that are not of the expected
- * type
- * @throws IOException
- * If an I/O error occurs
- * @throws SecurityException
- * In the case of the default provider, and a security manager is
- * installed, its {@link SecurityManager#checkWrite(String) checkWrite}
- * method denies write access to the file. If this method is invoked
- * to set security sensitive attributes then the security manager
- * may be invoked to check for additional permissions.
- */
- public static void setAttribute(FileRef file, String attribute, Object value)
- throws IOException
- {
- String[] s = split(attribute);
- FileAttributeView view = file.getFileAttributeView(s[0]);
- if (view == null)
- throw new UnsupportedOperationException("View '" + s[0] + "' not available");
- view.setAttribute(s[1], value);
- }
-
- /**
- * Reads the value of a file attribute.
- *
- * <p> The {@code attribute} parameter identifies the attribute to be read
- * and takes the form:
- * <blockquote>
- * [<i>view-name</i><b>:</b>]<i>attribute-name</i>
- * </blockquote>
- * where square brackets [...] delineate an optional component and the
- * character {@code ':'} stands for itself.
- *
- * <p> <i>view-name</i> is the {@link FileAttributeView#name name} of a {@link
- * FileAttributeView} that identifies a set of file attributes. If not
- * specified then it defaults to {@code "basic"}, the name of the file
- * attribute view that identifies the basic set of file attributes common to
- * many file systems. <i>attribute-name</i> is the name of the attribute.
- *
- * <p> The {@code options} array may be used to indicate how symbolic links
- * are handled for the case that the file is a symbolic link. By default,
- * symbolic links are followed and the file attribute of the final target
- * of the link is read. If the option {@link LinkOption#NOFOLLOW_LINKS
- * NOFOLLOW_LINKS} is present then symbolic links are not followed and so
- * the method returns the file attribute of the symbolic link.
- *
- * <p> <b>Usage Example:</b>
- * Suppose we require the user ID of the file owner on a system that
- * supports a "{@code unix}" view:
- * <pre>
- * int uid = (Integer)Attributes.getAttribute(file, "unix:uid");
- * </pre>
- *
- * @param file
- * A file reference that locates the file
- * @param attribute
- * The attribute to read
- * @param options
- * Options indicating how symbolic links are handled
- *
- * @return The attribute value, or {@code null} if the attribute view
- * is not available or it does not support reading the attribute
- *
- * @throws IOException
- * If an I/O error occurs
- * @throws SecurityException
- * In the case of the default provider, and a security manager is
- * installed, its {@link SecurityManager#checkRead(String) checkRead}
- * method denies read access to the file. If this method is invoked
- * to read security sensitive attributes then the security manager
- * may be invoked to check for additional permissions.
- */
- public static Object getAttribute(FileRef file,
- String attribute,
- LinkOption... options)
- throws IOException
- {
- String[] s = split(attribute);
- FileAttributeView view = file.getFileAttributeView(s[0], options);
- if (view != null)
- return view.getAttribute(s[1]);
- // view not available
- return null;
- }
-
- /**
- * Reads a set of file attributes as a bulk operation.
- *
- * <p> The {@code attributes} parameter identifies the attributes to be read
- * and takes the form:
- * <blockquote>
- * [<i>view-name</i><b>:</b>]<i>attribute-list</i>
- * </blockquote>
- * where square brackets [...] delineate an optional component and the
- * character {@code ':'} stands for itself.
- *
- * <p> <i>view-name</i> is the {@link FileAttributeView#name name} of a {@link
- * FileAttributeView} that identifies a set of file attributes. If not
- * specified then it defaults to {@code "basic"}, the name of the file
- * attribute view that identifies the basic set of file attributes common to
- * many file systems.
- *
- * <p> The <i>attribute-list</i> component is a comma separated list of
- * zero or more names of attributes to read. If the list contains the value
- * {@code "*"} then all attributes are read. Attributes that are not supported
- * are ignored and will not be present in the returned map. It is
- * implementation specific if all attributes are read as an atomic operation
- * with respect to other file system operations.
- *
- * <p> The following examples demonstrate possible values for the {@code
- * attributes} parameter:
- *
- * <blockquote>
- * <table border="0">
- * <tr>
- * <td> {@code "*"} </td>
- * <td> Read all {@link BasicFileAttributes basic-file-attributes}. </td>
- * </tr>
- * <tr>
- * <td> {@code "size,lastModifiedTime,lastAccessTime"} </td>
- * <td> Reads the file size, last modified time, and last access time
- * attributes. </td>
- * </tr>
- * <tr>
- * <td> {@code "posix:*"} </td>
- * <td> Read all {@link PosixFileAttributes POSIX-file-attributes}.. </td>
- * </tr>
- * <tr>
- * <td> {@code "posix:permissions,owner,size"} </td>
- * <td> Reads the POSX file permissions, owner, and file size. </td>
- * </tr>
- * </table>
- * </blockquote>
- *
- * <p> The {@code options} array may be used to indicate how symbolic links
- * are handled for the case that the file is a symbolic link. By default,
- * symbolic links are followed and the file attributes of the final target
- * of the link are read. If the option {@link LinkOption#NOFOLLOW_LINKS
- * NOFOLLOW_LINKS} is present then symbolic links are not followed and so
- * the method returns the file attributes of the symbolic link.
- *
- * @param file
- * A file reference that locates the file
- * @param attributes
- * The attributes to read
- * @param options
- * Options indicating how symbolic links are handled
- *
- * @return A map of the attributes returned; may be empty. The map's keys
- * are the attribute names, its values are the attribute values
- *
- * @throws IOException
- * If an I/O error occurs
- * @throws SecurityException
- * In the case of the default provider, and a security manager is
- * installed, its {@link SecurityManager#checkRead(String) checkRead}
- * method denies read access to the file. If this method is invoked
- * to read security sensitive attributes then the security manager
- * may be invoke to check for additional permissions.
- */
- public static Map<String,?> readAttributes(FileRef file,
- String attributes,
- LinkOption... options)
- throws IOException
- {
- String[] s = split(attributes);
- FileAttributeView view = file.getFileAttributeView(s[0], options);
- if (view != null) {
- // further split attributes into the first and rest.
- String[] names = s[1].split(",");
- int rem = names.length-1;
- String first = names[0];
- String[] rest = new String[rem];
- if (rem > 0) System.arraycopy(names, 1, rest, 0, rem);
-
- return view.readAttributes(first, rest);
- }
- // view not available
- return Collections.emptyMap();
- }
+ private Attributes() { }
/**
* Reads the basic file attributes of a file.
@@ -551,29 +312,28 @@
}
/**
- * Updates the value of a file's last modified time attribute.
+ * Updates a file's last modified time attribute. The file time is converted
+ * to the epoch and precision supported by the file system. Converting from
+ * finer to coarser granularities result in precision loss. The behavior of
+ * this method when attempting to set a timestamp to a value that is outside
+ * the range supported by the underlying file store is not defined. It may
+ * or not fail by throwing an {@code IOException}.
*
- * <p> The time value is measured since the epoch
- * (00:00:00 GMT, January 1, 1970) and is converted to the precision supported
- * by the file system. Converting from finer to coarser granularities result
- * in precision loss.
+ * <p> If the file system does not support a last modified time attribute
+ * then this method has no effect.
*
- * <p> If the file system does not support a last modified time attribute then
- * this method has no effect.
+ * <p> <b>Usage Example:</b>
+ * Suppose we want to set the last modified time to the current time:
+ * <pre>
+ * FileTime now = FileTime.fromMillis(System.currentTimeMillis());
+ * Attributes.setLastModifiedTime(file, now);
+ * </pre>
*
* @param file
* A file reference that locates the file
+ * @param lastModifiedTime
+ * The new last modified time
*
- * @param lastModifiedTime
- * The new last modified time, or {@code -1L} to update it to
- * the current time
- * @param unit
- * A {@code TimeUnit} determining how to interpret the
- * {@code lastModifiedTime} parameter
- *
- * @throws IllegalArgumentException
- * If the {@code lastModifiedime} parameter is a negative value other
- * than {@code -1L}
* @throws IOException
* If an I/O error occurs
* @throws SecurityException
@@ -584,35 +344,31 @@
* @see BasicFileAttributeView#setTimes
*/
public static void setLastModifiedTime(FileRef file,
- long lastModifiedTime,
- TimeUnit unit)
+ FileTime lastModifiedTime)
throws IOException
{
+ if (lastModifiedTime == null)
+ throw new NullPointerException("'lastModifiedTime' is null");
file.getFileAttributeView(BasicFileAttributeView.class)
- .setTimes(lastModifiedTime, null, null, unit);
+ .setTimes(lastModifiedTime, null, null);
}
/**
- * Updates the value of a file's last access time attribute.
- *
- * <p> The time value is measured since the epoch
- * (00:00:00 GMT, January 1, 1970) and is converted to the precision supported
- * by the file system. Converting from finer to coarser granularities result
- * in precision loss.
+ * Updates a file's last access time attribute. The file time is converted
+ * to the epoch and precision supported by the file system. Converting from
+ * finer to coarser granularities result in precision loss. The behavior of
+ * this method when attempting to set a timestamp to a value that is outside
+ * the range supported by the underlying file store is not defined. It may
+ * or not fail by throwing an {@code IOException}.
*
* <p> If the file system does not support a last access time attribute then
* this method has no effect.
*
+ * @param file
+ * A file reference that locates the file
* @param lastAccessTime
- * The new last access time, or {@code -1L} to update it to
- * the current time
- * @param unit
- * A {@code TimeUnit} determining how to interpret the
- * {@code lastModifiedTime} parameter
+ * The new last access time
*
- * @throws IllegalArgumentException
- * If the {@code lastAccessTime} parameter is a negative value other
- * than {@code -1L}
* @throws IOException
* If an I/O error occurs
* @throws SecurityException
@@ -623,12 +379,13 @@
* @see BasicFileAttributeView#setTimes
*/
public static void setLastAccessTime(FileRef file,
- long lastAccessTime,
- TimeUnit unit)
+ FileTime lastAccessTime)
throws IOException
{
+ if (lastAccessTime == null)
+ throw new NullPointerException("'lastAccessTime' is null");
file.getFileAttributeView(BasicFileAttributeView.class)
- .setTimes(null, lastAccessTime, null, unit);
+ .setTimes(null, lastAccessTime, null);
}
/**
--- a/jdk/src/share/classes/java/nio/file/attribute/BasicFileAttributeView.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/share/classes/java/nio/file/attribute/BasicFileAttributeView.java Sun Jun 28 11:47:34 2009 -0700
@@ -25,7 +25,6 @@
package java.nio.file.attribute;
-import java.util.concurrent.TimeUnit;
import java.io.IOException;
/**
@@ -49,19 +48,15 @@
* </tr>
* <tr>
* <td> "lastModifiedTime" </td>
- * <td> {@link Long} </td>
+ * <td> {@link FileTime} </td>
* </tr>
* <tr>
* <td> "lastAccessTime" </td>
- * <td> {@link Long} </td>
+ * <td> {@link FileTime} </td>
* </tr>
* <tr>
* <td> "creationTime" </td>
- * <td> {@link Long} </td>
- * </tr>
- * <tr>
- * <td> "resolution" </td>
- * <td> {@link java.util.concurrent.TimeUnit} </td>
+ * <td> {@link FileTime} </td>
* </tr>
* <tr>
* <td> "size" </td>
@@ -84,26 +79,19 @@
* <td> {@link Boolean} </td>
* </tr>
* <tr>
- * <td> "linkCount" </td>
- * <td> {@link Integer} </td>
- * </tr>
- * <tr>
* <td> "fileKey" </td>
* <td> {@link Object} </td>
* </tr>
* </table>
* </blockquote>
*
- * <p> The {@link #getAttribute getAttribute} or {@link
- * #readAttributes(String,String[]) readAttributes(String,String[])} methods may
- * be used to read any of these attributes as if by invoking the {@link
+ * <p> The {@link java.nio.file.FileRef#getAttribute getAttribute} method may be
+ * used to read any of these attributes as if by invoking the {@link
* #readAttributes() readAttributes()} method.
*
- * <p> The {@link #setAttribute setAttribute} method may be used to update the
- * file's last modified time, last access time or create time attributes as if
- * by invoking the {@link #setTimes setTimes} method. In that case, the time
- * value is interpreted in {@link TimeUnit#MILLISECONDS milliseconds} and
- * converted to the precision supported by the file system.
+ * <p> The {@link java.nio.file.FileRef#setAttribute setAttribute} method may be
+ * used to update the file's last modified time, last access time or create time
+ * attributes as if by invoking the {@link #setTimes setTimes} method.
*
* @since 1.7
* @see Attributes
@@ -141,11 +129,11 @@
* and create time attributes.
*
* <p> This method updates the file's timestamp attributes. The values are
- * measured since the epoch (00:00:00 GMT, January 1, 1970) and converted to
- * the precision supported by the file system. Converting from finer to
- * coarser granularities result in precision loss. If a value is larger
- * than the maximum supported by the file system then the corresponding
- * timestamp is set to its maximum value.
+ * converted to the epoch and precision supported by the file system.
+ * Converting from finer to coarser granularities result in precision loss.
+ * The behavior of this method when attempting to set a timestamp to a value
+ * that is outside the range supported by the underlying file store is not
+ * defined. It may or not fail by throwing an {@code IOException}.
*
* <p> If any of the {@code lastModifiedTime}, {@code lastAccessTime},
* or {@code createTime} parameters has the value {@code null} then the
@@ -153,25 +141,19 @@
* read the existing values of the file attributes when only some, but not
* all, of the timestamp attributes are updated. Consequently, this method
* may not be an atomic operation with respect to other file system
- * operations. If all of the {@code lastModifiedTime}, {@code
+ * operations. Reading and re-writing existing values may also result in
+ * precision loss. If all of the {@code lastModifiedTime}, {@code
* lastAccessTime} and {@code createTime} parameters are {@code null} then
* this method has no effect.
*
* @param lastModifiedTime
- * the new last modified time, or {@code -1L} to update it to
- * the current time, or {@code null} to not change the attribute
+ * the new last modified time, or {@code null} to not change the
+ * value
* @param lastAccessTime
- * the last access time, or {@code -1L} to update it to
- * the current time, or {@code null} to not change the attribute.
+ * the last access time, or {@code null} to not change the value
* @param createTime
- * the file's create time, or {@code -1L} to update it to
- * the current time, or {@code null} to not change the attribute
- * @param unit
- * a {@code TimeUnit} determining how to interpret the time values
+ * the file's create time, or {@code null} to not change the value
*
- * @throws IllegalArgumentException
- * if any of the parameters is a negative value other than {@code
- * -1L}
* @throws IOException
* if an I/O error occurs
* @throws SecurityException
@@ -179,8 +161,7 @@
* installed, its {@link SecurityManager#checkWrite(String) checkWrite}
* method is invoked to check write access to the file
*/
- void setTimes(Long lastModifiedTime,
- Long lastAccessTime,
- Long createTime,
- TimeUnit unit) throws IOException;
+ void setTimes(FileTime lastModifiedTime,
+ FileTime lastAccessTime,
+ FileTime createTime) throws IOException;
}
--- a/jdk/src/share/classes/java/nio/file/attribute/BasicFileAttributes.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/share/classes/java/nio/file/attribute/BasicFileAttributes.java Sun Jun 28 11:47:34 2009 -0700
@@ -25,8 +25,6 @@
package java.nio.file.attribute;
-import java.util.concurrent.TimeUnit;
-
/**
* Basic attributes associated with a file in a file system.
*
@@ -50,47 +48,27 @@
/**
* Returns the time of last modification.
*
- * <p> The {@link #resolution() resolution} method returns the {@link TimeUnit}
- * to interpret the return value of this method.
- *
- * @return a <code>long</code> value representing the time the file was
- * last modified since the epoch (00:00:00 GMT, January 1, 1970),
- * or {@code -1L} if the attribute is not supported.
+ * @return a {@code FileTime} representing the time the file was last
+ * modified or {@code null} if the attribute is not supported.
*/
- long lastModifiedTime();
+ FileTime lastModifiedTime();
/**
* Returns the time of last access if supported.
*
- * <p> The {@link #resolution() resolution} method returns the {@link TimeUnit}
- * to interpret the return value of this method.
- *
- * @return a <code>long</code> value representing the time of last access
- * since the epoch (00:00:00 GMT, January 1, 1970), or {@code -1L}
- * if the attribute is not supported.
+ * @return a {@code FileTime} representing the time of last access or
+ * {@code null} if the attribute is not supported.
*/
- long lastAccessTime();
+ FileTime lastAccessTime();
/**
* Returns the creation time if supported. The creation time is the time
* that the file was created.
*
- * <p> The {@link #resolution() resolution} method returns the {@link TimeUnit}
- * to interpret the return value of this method.
- *
- * @return a <code>long</code> value representing the time the file was
- * created since the epoch (00:00:00 GMT, January 1, 1970), or
- * {@code -1L} if the attribute is not supported.
+ * @return a {@code FileTime} representing the time the file was created
+ * or {@code null} if the attribute is not supported.
*/
- long creationTime();
-
- /**
- * Returns the {@link TimeUnit} required to interpret the time of last
- * modification, time of last access, and creation time.
- *
- * @return the {@code TimeUnit} required to interpret the file time stamps
- */
- TimeUnit resolution();
+ FileTime creationTime();
/**
* Tells whether the file is a regular file with opaque content.
@@ -125,18 +103,6 @@
long size();
/**
- * Returns the number of <em>links</em> to this file.
- *
- * <p> On file systems where the same file may be in several directories then
- * the link count is the number of directory entries for the file. The return
- * value is {@code 1} on file systems that only allow a file to have a
- * single name in a single directory.
- *
- * @see java.nio.file.Path#createLink
- */
- int linkCount();
-
- /**
* Returns an object that uniquely identifies the given file, or {@code
* null} if a file key is not available. On some platforms or file systems
* it is possible to use an identifier, or a combination of identifiers to
@@ -154,7 +120,7 @@
*
* <p> File keys returned by this method can be compared for equality and are
* suitable for use in collections. If the file system and files remain static,
- * and two files are the {@link java.nio.file.FileRef#isSameFile same} with
+ * and two files are the {@link java.nio.file.Path#isSameFile same} with
* non-{@code null} file keys, then their file keys are equal.
*
* @see java.nio.file.Files#walkFileTree
--- a/jdk/src/share/classes/java/nio/file/attribute/DosFileAttributeView.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/share/classes/java/nio/file/attribute/DosFileAttributeView.java Sun Jun 28 11:47:34 2009 -0700
@@ -65,17 +65,17 @@
* </table>
* </blockquote>
*
- * <p> The {@link #getAttribute getAttribute} or {@link #readAttributes(String,String[])
- * readAttributes(String,String[])} methods may be used to read any of these
- * attributes, or any of the attributes defined by {@link BasicFileAttributeView}
- * as if by invoking the {@link #readAttributes readAttributes()} method.
+ * <p> The {@link java.nio.file.FileRef#getAttribute getAttribute} method may
+ * be used to read any of these attributes, or any of the attributes defined by
+ * {@link BasicFileAttributeView} as if by invoking the {@link #readAttributes
+ * readAttributes()} method.
*
- * <p> The {@link #setAttribute setAttribute} method may be used to update the
- * file's last modified time, last access time or create time attributes as
- * defined by {@link BasicFileAttributeView}. It may also be used to update
- * the DOS attributes as if by invoking the {@link #setReadOnly setReadOnly},
- * {@link #setHidden setHidden}, {@link #setSystem setSystem}, and {@link
- * #setArchive setArchive} methods respectively.
+ * <p> The {@link java.nio.file.FileRef#setAttribute setAttribute} method may
+ * be used to update the file's last modified time, last access time or create
+ * time attributes as defined by {@link BasicFileAttributeView}. It may also be
+ * used to update the DOS attributes as if by invoking the {@link #setReadOnly
+ * setReadOnly}, {@link #setHidden setHidden}, {@link #setSystem setSystem}, and
+ * {@link #setArchive setArchive} methods respectively.
*
* @since 1.7
*/
--- a/jdk/src/share/classes/java/nio/file/attribute/FileAttributeView.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/share/classes/java/nio/file/attribute/FileAttributeView.java Sun Jun 28 11:47:34 2009 -0700
@@ -34,7 +34,6 @@
* @since 1.7
*
* @see java.nio.file.FileRef#getFileAttributeView(Class,java.nio.file.LinkOption[])
- * @see java.nio.file.FileRef#getFileAttributeView(String,java.nio.file.LinkOption[])
*/
public interface FileAttributeView
--- a/jdk/src/share/classes/java/nio/file/attribute/FileOwnerAttributeView.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/share/classes/java/nio/file/attribute/FileOwnerAttributeView.java Sun Jun 28 11:47:34 2009 -0700
@@ -37,11 +37,11 @@
* <p> The {@link #getOwner getOwner} or {@link #setOwner setOwner} methods may
* be used to read or update the owner of the file.
*
- * <p> Where dynamic access to file attributes is required, the owner attribute
- * is identified by the name {@code "owner"}, and the value of the attribute is
- * a {@link UserPrincipal}. The {@link #readAttributes readAttributes}, {@link
- * #getAttribute getAttribute} and {@link #setAttribute setAttributes} methods
- * may be used to read or update the file owner.
+ * <p> The {@link java.nio.file.FileRef#getAttribute getAttribute} and
+ * {@link java.nio.file.FileRef#setAttribute setAttribute} methods may also be
+ * used to read or update the owner. In that case, the owner attribute is
+ * identified by the name {@code "owner"}, and the value of the attribute is
+ * a {@link UserPrincipal}.
*
* @since 1.7
*/
--- a/jdk/src/share/classes/java/nio/file/attribute/FileStoreSpaceAttributeView.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/share/classes/java/nio/file/attribute/FileStoreSpaceAttributeView.java Sun Jun 28 11:47:34 2009 -0700
@@ -52,10 +52,8 @@
* </tr>
* </table>
* </blockquote>
- * <p> The {@link #getAttribute getAttribute} or {@link #readAttributes
- * readAttributes(String,String[])} methods may be used to read any of these
- * attributes as if by invoking the {@link #readAttributes readAttributes()}
- * method.
+ * <p> The {@link java.nio.file.FileStore#getAttribute getAttribute} method may
+ * be used to read any of these attributes.
*
* @since 1.7
*/
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/src/share/classes/java/nio/file/attribute/FileTime.java Sun Jun 28 11:47:34 2009 -0700
@@ -0,0 +1,305 @@
+/*
+ * Copyright 2009 Sun Microsystems, Inc. All Rights Reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation. Sun designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Sun in the LICENSE file that accompanied this code.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ */
+
+package java.nio.file.attribute;
+
+import java.util.Calendar;
+import java.util.GregorianCalendar;
+import java.util.Date;
+import java.util.Formatter;
+import java.util.Locale;
+import java.util.TimeZone;
+import java.util.concurrent.TimeUnit;
+
+/**
+ * Represents the value of a file's time stamp attribute. For example, it may
+ * represent the time that the file was last modified, accessed, or created.
+ *
+ * <p> Instances of this class are immutable.
+ *
+ * @since 1.7
+ * @see BasicFileAttributes
+ * @see Attributes#setLastModifiedTime
+ */
+
+public final class FileTime implements Comparable<FileTime> {
+ private final long value;
+ private final TimeUnit unit;
+ private String valueAsString; // created lazily
+
+ private FileTime(long value, TimeUnit unit) {
+ if (unit == null)
+ throw new NullPointerException();
+ this.value = value;
+ this.unit = unit;
+ }
+
+ /**
+ * Returns a {@code FileTime} representing a value at the given unit of
+ * granularity.
+ *
+ * @param value
+ * the value since the epoch (1970-01-01T00:00:00Z); can be
+ * negative
+ * @param unit
+ * the unit of granularity to interpret the value
+ *
+ * @return a {@code FileTime} representing the given value
+ */
+ public static FileTime from(long value, TimeUnit unit) {
+ return new FileTime(value, unit);
+ }
+
+ /**
+ * Returns a {@code FileTime} representing the given value in milliseconds.
+ *
+ * @param value
+ * the value, in milliseconds, since the epoch
+ * (1970-01-01T00:00:00Z); can be negative
+ *
+ * @return a {@code FileTime} representing the given value
+ */
+ public static FileTime fromMillis(long value) {
+ return new FileTime(value, TimeUnit.MILLISECONDS);
+ }
+
+ /**
+ * Returns the value at the given unit of granularity.
+ *
+ * <p> Conversion from a coarser granularity that would numerically overflow
+ * saturate to {@code Long.MIN_VALUE} if negative or {@code Long.MAX_VALUE}
+ * if positive.
+ *
+ * @param unit
+ * the unit of granularity for the return value
+ *
+ * @return value in the given unit of granularity, since the epoch
+ * since the epoch (1970-01-01T00:00:00Z); can be negative
+ */
+ public long to(TimeUnit unit) {
+ return unit.convert(this.value, this.unit);
+ }
+
+ /**
+ * Returns the value in milliseconds.
+ *
+ * <p> Conversion from a coarser granularity that would numerically overflow
+ * saturate to {@code Long.MIN_VALUE} if negative or {@code Long.MAX_VALUE}
+ * if positive.
+ *
+ * @return the value in milliseconds, since the epoch (1970-01-01T00:00:00Z)
+ */
+ public long toMillis() {
+ return unit.toMillis(value);
+ }
+
+ /**
+ * Tests this {@code FileTime} for equality with the given object.
+ *
+ * <p> The result is {@code true} if and only if the argument is not {@code
+ * null} and is a {@code FileTime} that represents the same time. This
+ * method satisfies the general contract of the {@code Object.equals} method.
+ *
+ * @param obj
+ * the object to compare with
+ *
+ * @return {@code true} if, and only if, the given object is a {@code
+ * FileTime} that represents the same time
+ */
+ @Override
+ public boolean equals(Object obj) {
+ return (obj instanceof FileTime) ? compareTo((FileTime)obj) == 0 : false;
+ }
+
+ /**
+ * Computes a hash code for this file time.
+ *
+ * <p> The hash code is based upon the value represented, and satisfies the
+ * general contract of the {@link Object#hashCode} method.
+ *
+ * @return the hash-code value
+ */
+ @Override
+ public int hashCode() {
+ // hash value for fixed granularity to satisfy contract with equals
+ long ms = toMillis();
+ return (int)(ms ^ (ms >>> 32));
+ }
+
+ /**
+ * Compares the value of two {@code FileTime} objects for order.
+ *
+ * @param other
+ * the other {@code FileTime} to be compared
+ *
+ * @return {@code 0} if this {@code FileTime} is equal to {@code other}, a
+ * value less than 0 if this {@code FileTime} represents a time
+ * that is before {@code other}, and a value greater than 0 if this
+ * {@code FileTime} represents a time that is after {@code other}
+ */
+ @Override
+ public int compareTo(FileTime other) {
+ // same granularity
+ if (unit == other.unit)
+ return (value < other.value) ? -1 : (value == other.value ? 0 : 1);
+
+ // compare in days
+ long thisValueInDays = unit.toDays(value);
+ long otherValueInDays = other.unit.toDays(other.value);
+ if (thisValueInDays != otherValueInDays)
+ return (thisValueInDays < otherValueInDays) ? -1 : 1;
+
+ // compare remainder in nanoseconds
+ long thisRemainder = remainderInNanos(thisValueInDays);
+ long otherRemainder = other.remainderInNanos(otherValueInDays);
+ return (thisRemainder < otherRemainder) ? -1 :
+ (thisRemainder == otherRemainder) ? 0 : 1;
+ }
+
+ private long remainderInNanos(long days) {
+ // constants for conversion
+ final long C0 = 1L;
+ final long C1 = C0 * 24L;
+ final long C2 = C1 * 60L;
+ final long C3 = C2 * 60L;
+ final long C4 = C3 * 1000L;
+ final long C5 = C4 * 1000L;
+ final long C6 = C5 * 1000L;
+
+ long scale;
+ switch (unit) {
+ case DAYS : scale = C0; break;
+ case HOURS : scale = C1; break;
+ case MINUTES : scale = C2; break;
+ case SECONDS : scale = C3; break;
+ case MILLISECONDS : scale = C4; break;
+ case MICROSECONDS : scale = C5; break;
+ case NANOSECONDS : scale = C6; break;
+ default:
+ throw new AssertionError("Unit not handled");
+ }
+ long rem = value - (days * scale);
+ return unit.toNanos(rem);
+ }
+
+ /**
+ * Returns the string representation of this {@code FileTime}. The string
+ * is returned in the <a
+ * href="http://www.w3.org/TR/NOTE-datetime">ISO 8601</a> format:
+ * <pre>
+ * YYYY-MM-DDThh:mm:ss[.s+]Z
+ * </pre>
+ * where "{@code [.s+]}" represents a dot followed by one of more digits
+ * for the decimal fraction of a second. It is only present when the decimal
+ * fraction of a second is not zero. For example, {@code
+ * FileTime.fromMillis(1234567890000L).toString()} yields {@code
+ * "2009-02-13T23:31:30Z"}, and {@code FileTime.fromMillis(1234567890123L).toString()}
+ * yields {@code "2009-02-13T23:31:30.123Z"}.
+ *
+ * <p> A {@code FileTime} is primarly intended to represent the value of a
+ * file's time stamp. Where used to represent <i>extreme values</i>, where
+ * the year is less than "{@code 0001}" or greater than "{@code 9999}" then
+ * the year may be expanded to more than four digits and may be
+ * negative-signed. If more than four digits then leading zeros are not
+ * present. The year before "{@code 0001}" is "{@code -0001}".
+ *
+ * @return the string representation of this file time
+ */
+ @Override
+ public String toString() {
+ String v = valueAsString;
+ if (v == null) {
+ // overflow saturates to Long.MIN_VALUE or Long.MAX_VALUE so this
+ // limits the range:
+ // [-292275056-05-16T16:47:04.192Z,292278994-08-17T07:12:55.807Z]
+ long ms = toMillis();
+
+ // nothing to do when seconds/minutes/hours/days
+ String fractionAsString = "";
+ if (unit.compareTo(TimeUnit.SECONDS) < 0) {
+ // constants for conversion
+ final long C0 = 1L;
+ final long C1 = C0 * 1000L;
+ final long C2 = C1 * 1000L;
+ final long C3 = C2 * 1000L;
+
+ long scale;
+ int width;
+ switch (unit) {
+ case MILLISECONDS : scale = C1; width = 3; break;
+ case MICROSECONDS : scale = C2; width = 6; break;
+ case NANOSECONDS : scale = C3; width = 9; break;
+ default:
+ throw new AssertionError("Unit not handled");
+ }
+ long fraction = value % scale;
+ if (fraction != 0L) {
+ // fraction must be positive
+ if (fraction < 0L) {
+ fraction += scale;
+ if (ms != Long.MIN_VALUE) ms--;
+ }
+
+ // convert to String, adding leading zeros as required and
+ // stripping any trailing zeros
+ String s = Long.toString(fraction);
+ int len = s.length();
+ width -= len;
+ StringBuilder sb = new StringBuilder(".");
+ while (width-- > 0) {
+ sb.append('0');
+ }
+ if (s.charAt(len-1) == '0') {
+ // drop trailing zeros
+ len--;
+ while (s.charAt(len-1) == '0')
+ len--;
+ sb.append(s.substring(0, len));
+ } else {
+ sb.append(s);
+ }
+ fractionAsString = sb.toString();
+ }
+ }
+
+ // create calendar to use with formatter.
+ GregorianCalendar cal =
+ new GregorianCalendar(TimeZone.getTimeZone("UTC"), Locale.ROOT);
+ if (value < 0L)
+ cal.setGregorianChange(new Date(Long.MIN_VALUE));
+ cal.setTimeInMillis(ms);
+
+ // years are negative before common era
+ String sign = (cal.get(Calendar.ERA) == GregorianCalendar.BC) ? "-" : "";
+
+ // [-]YYYY-MM-DDThh:mm:ss[.s]Z
+ v = new Formatter(Locale.ROOT)
+ .format("%s%tFT%tR:%tS%sZ", sign, cal, cal, cal, fractionAsString)
+ .toString();
+ valueAsString = v;
+ }
+ return v;
+ }
+}
--- a/jdk/src/share/classes/java/nio/file/attribute/PosixFileAttributeView.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/share/classes/java/nio/file/attribute/PosixFileAttributeView.java Sun Jun 28 11:47:34 2009 -0700
@@ -90,14 +90,13 @@
* </table>
* </blockquote>
*
- * <p> The {@link #getAttribute getAttribute} or {@link
- * #readAttributes(String,String[]) readAttributes(String,String[])} methods may
- * be used to read any of these attributes, or any of the attributes defined by
- * {@link BasicFileAttributeView} as if by invoking the {@link #readAttributes
+ * <p> The {@link FileRef#getAttribute getAttribute} method may be used to read
+ * any of these attributes, or any of the attributes defined by {@link
+ * BasicFileAttributeView} as if by invoking the {@link #readAttributes
* readAttributes()} method.
*
- * <p> The {@link #setAttribute setAttribute} method may be used to update the
- * file's last modified time, last access time or create time attributes as
+ * <p> The {@link FileRef#setAttribute setAttribute} method may be used to update
+ * the file's last modified time, last access time or create time attributes as
* defined by {@link BasicFileAttributeView}. It may also be used to update
* the permissions, owner, or group-owner as if by invoking the {@link
* #setPermissions setPermissions}, {@link #setOwner setOwner}, and {@link
--- a/jdk/src/share/classes/java/nio/file/attribute/PosixFilePermissions.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/share/classes/java/nio/file/attribute/PosixFilePermissions.java Sun Jun 28 11:47:34 2009 -0700
@@ -35,7 +35,7 @@
* @since 1.7
*/
-public class PosixFilePermissions {
+public final class PosixFilePermissions {
private PosixFilePermissions() { }
// Write string representation of permission bits to {@code sb}.
@@ -58,7 +58,9 @@
}
/**
- * Returns the {@code String} representation of a set of permissions.
+ * Returns the {@code String} representation of a set of permissions. It
+ * is guaranteed that the returned {@code String} can be parsed by the
+ * {@link #fromString} method.
*
* <p> If the set contains {@code null} or elements that are not of type
* {@code PosixFilePermission} then these elements are ignored.
@@ -67,8 +69,6 @@
* the set of permissions
*
* @return the string representation of the permission set
- *
- * @see #fromString
*/
public static String toString(Set<PosixFilePermission> perms) {
StringBuilder sb = new StringBuilder(9);
--- a/jdk/src/share/classes/java/nio/file/attribute/UserDefinedFileAttributeView.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/share/classes/java/nio/file/attribute/UserDefinedFileAttributeView.java Sun Jun 28 11:47:34 2009 -0700
@@ -59,12 +59,11 @@
* attributes.
*
* <p> Where dynamic access to file attributes is required, the {@link
- * #getAttribute getAttribute} or {@link #readAttributes(String,String[])
- * readAttributes(String,String[])} methods may be used to read the attribute
- * value. The attribute value is returned as a byte array (byte[]). The {@link
- * #setAttribute setAttribute} method may be used to write the value of a
- * user-defined attribute from a buffer (as if by invoking the {@link #write
- * write} method), or byte array (byte[]).
+ * java.nio.file.FileRef#getAttribute getAttribute} method may be used to read
+ * the attribute value. The attribute value is returned as a byte array (byte[]).
+ * The {@link java.nio.file.FileRef#setAttribute setAttribute} method may be used
+ * to write the value of a user-defined attribute from a buffer (as if by
+ * invoking the {@link #write write} method), or byte array (byte[]).
*
* @since 1.7
*/
@@ -74,7 +73,7 @@
{
/**
* Returns the name of this attribute view. Attribute views of this type
- * have the name {@code "xattr"}.
+ * have the name {@code "user"}.
*/
@Override
String name();
--- a/jdk/src/share/classes/java/nio/file/attribute/UserPrincipalLookupService.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/share/classes/java/nio/file/attribute/UserPrincipalLookupService.java Sun Jun 28 11:47:34 2009 -0700
@@ -89,7 +89,7 @@
* @param group
* the string representation of the group to lookup
*
- * @return a user principal
+ * @return a group principal
*
* @throws UserPrincipalNotFoundException
* the principal does not exist or is not a group
--- a/jdk/src/share/classes/java/nio/file/spi/AbstractPath.java Fri Jun 26 21:52:47 2009 -0700
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,568 +0,0 @@
-/*
- * Copyright 2007-2009 Sun Microsystems, Inc. All Rights Reserved.
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
- *
- * This code is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 only, as
- * published by the Free Software Foundation. Sun designates this
- * particular file as subject to the "Classpath" exception as provided
- * by Sun in the LICENSE file that accompanied this code.
- *
- * This code is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
- * version 2 for more details (a copy is included in the LICENSE file that
- * accompanied this code).
- *
- * You should have received a copy of the GNU General Public License version
- * 2 along with this work; if not, write to the Free Software Foundation,
- * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
- * CA 95054 USA or visit www.sun.com if you need additional information or
- * have any questions.
- */
-
-package java.nio.file.spi;
-
-import java.nio.file.*;
-import static java.nio.file.StandardOpenOption.*;
-import java.nio.file.attribute.*;
-import java.nio.channels.*;
-import java.nio.ByteBuffer;
-import java.io.*;
-import java.util.*;
-
-/**
- * Base implementation class for a {@code Path}.
- *
- * <p> This class is intended to be extended by provider implementors. It
- * implements, or provides default implementations for several of the methods
- * defined by the {@code Path} class. It implements the {@link #copyTo copyTo}
- * and {@link #moveTo moveTo} methods for the case that the source and target
- * are not associated with the same provider.
- *
- * @since 1.7
- */
-
-public abstract class AbstractPath extends Path {
-
- /**
- * Initializes a new instance of this class.
- */
- protected AbstractPath() { }
-
- /**
- * Deletes the file referenced by this object.
- *
- * <p> This method invokes the {@link #delete(boolean) delete(boolean)}
- * method with a parameter of {@code true}. It may be overridden where
- * required.
- *
- * @throws NoSuchFileException {@inheritDoc}
- * @throws DirectoryNotEmptyException {@inheritDoc}
- * @throws IOException {@inheritDoc}
- * @throws SecurityException {@inheritDoc}
- */
- @Override
- public void delete() throws IOException {
- delete(true);
- }
-
- /**
- * Creates a new and empty file, failing if the file already exists.
- *
- * <p> This method invokes the {@link #newByteChannel(Set,FileAttribute[])
- * newByteChannel(Set,FileAttribute...)} method to create the file. It may be
- * overridden where required.
- *
- * @throws IllegalArgumentException {@inheritDoc}
- * @throws FileAlreadyExistsException {@inheritDoc}
- * @throws IOException {@inheritDoc}
- * @throws SecurityException {@inheritDoc}
- */
- @Override
- public Path createFile(FileAttribute<?>... attrs)
- throws IOException
- {
- EnumSet<StandardOpenOption> options = EnumSet.of(CREATE_NEW, WRITE);
- SeekableByteChannel sbc = newByteChannel(options, attrs);
- try {
- sbc.close();
- } catch (IOException x) {
- // ignore
- }
- return this;
- }
-
- /**
- * Opens or creates a file, returning a seekable byte channel to access the
- * file.
- *
- * <p> This method invokes the {@link #newByteChannel(Set,FileAttribute[])
- * newByteChannel(Set,FileAttribute...)} method to open or create the file.
- * It may be overridden where required.
- *
- * @throws IllegalArgumentException {@inheritDoc}
- * @throws FileAlreadyExistsException {@inheritDoc}
- * @throws IOException {@inheritDoc}
- * @throws SecurityException {@inheritDoc}
- */
- @Override
- public SeekableByteChannel newByteChannel(OpenOption... options)
- throws IOException
- {
- Set<OpenOption> set = new HashSet<OpenOption>(options.length);
- Collections.addAll(set, options);
- return newByteChannel(set);
- }
-
- /**
- * Opens the file located by this path for reading, returning an input
- * stream to read bytes from the file.
- *
- * <p> This method returns an {@code InputStream} that is constructed by
- * invoking the {@link java.nio.channels.Channels#newInputStream
- * Channels.newInputStream} method. It may be overridden where a more
- * efficient implementation is available.
- *
- * @throws IOException {@inheritDoc}
- * @throws SecurityException {@inheritDoc}
- */
- @Override
- public InputStream newInputStream() throws IOException {
- return Channels.newInputStream(newByteChannel());
- }
-
- // opts must be modifiable
- private OutputStream implNewOutputStream(Set<OpenOption> opts,
- FileAttribute<?>... attrs)
- throws IOException
- {
- if (opts.isEmpty()) {
- opts.add(CREATE);
- opts.add(TRUNCATE_EXISTING);
- } else {
- if (opts.contains(READ))
- throw new IllegalArgumentException("READ not allowed");
- }
- opts.add(WRITE);
- return Channels.newOutputStream(newByteChannel(opts, attrs));
- }
-
- /**
- * Opens or creates the file located by this path for writing, returning an
- * output stream to write bytes to the file.
- *
- * <p> This method returns an {@code OutputStream} that is constructed by
- * invoking the {@link java.nio.channels.Channels#newOutputStream
- * Channels.newOutputStream} method. It may be overridden where a more
- * efficient implementation is available.
- *
- * @throws IllegalArgumentException {@inheritDoc}
- * @throws IOException {@inheritDoc}
- * @throws SecurityException {@inheritDoc}
- */
- @Override
- public OutputStream newOutputStream(OpenOption... options) throws IOException {
- int len = options.length;
- Set<OpenOption> opts = new HashSet<OpenOption>(len + 3);
- if (len > 0) {
- for (OpenOption opt: options) {
- opts.add(opt);
- }
- }
- return implNewOutputStream(opts);
- }
-
- /**
- * Opens or creates the file located by this path for writing, returning an
- * output stream to write bytes to the file.
- *
- * <p> This method returns an {@code OutputStream} that is constructed by
- * invoking the {@link java.nio.channels.Channels#newOutputStream
- * Channels.newOutputStream} method. It may be overridden where a more
- * efficient implementation is available.
- *
- * @throws IllegalArgumentException {@inheritDoc}
- * @throws IOException {@inheritDoc}
- * @throws SecurityException {@inheritDoc}
- */
- @Override
- public OutputStream newOutputStream(Set<? extends OpenOption> options,
- FileAttribute<?>... attrs)
- throws IOException
- {
- Set<OpenOption> opts = new HashSet<OpenOption>(options);
- return implNewOutputStream(opts, attrs);
- }
-
- /**
- * Opens the directory referenced by this object, returning a {@code
- * DirectoryStream} to iterate over all entries in the directory.
- *
- * <p> This method invokes the {@link
- * #newDirectoryStream(java.nio.file.DirectoryStream.Filter)
- * newDirectoryStream(Filter)} method with a filter that accept all entries.
- * It may be overridden where required.
- *
- * @throws NotDirectoryException {@inheritDoc}
- * @throws IOException {@inheritDoc}
- * @throws SecurityException {@inheritDoc}
- */
- @Override
- public DirectoryStream<Path> newDirectoryStream() throws IOException {
- return newDirectoryStream(acceptAllFilter);
- }
- private static final DirectoryStream.Filter<Path> acceptAllFilter =
- new DirectoryStream.Filter<Path>() {
- @Override public boolean accept(Path entry) { return true; }
- };
-
- /**
- * Opens the directory referenced by this object, returning a {@code
- * DirectoryStream} to iterate over the entries in the directory. The
- * entries are filtered by matching the {@code String} representation of
- * their file names against a given pattern.
- *
- * <p> This method constructs a {@link PathMatcher} by invoking the
- * file system's {@link java.nio.file.FileSystem#getPathMatcher
- * getPathMatcher} method. This method may be overridden where a more
- * efficient implementation is available.
- *
- * @throws java.util.regex.PatternSyntaxException {@inheritDoc}
- * @throws UnsupportedOperationException {@inheritDoc}
- * @throws NotDirectoryException {@inheritDoc}
- * @throws IOException {@inheritDoc}
- * @throws SecurityException {@inheritDoc}
- */
- @Override
- public DirectoryStream<Path> newDirectoryStream(String glob)
- throws IOException
- {
- // avoid creating a matcher if all entries are required.
- if (glob.equals("*"))
- return newDirectoryStream();
-
- // create a matcher and return a filter that uses it.
- final PathMatcher matcher = getFileSystem().getPathMatcher("glob:" + glob);
- DirectoryStream.Filter<Path> filter = new DirectoryStream.Filter<Path>() {
- @Override
- public boolean accept(Path entry) {
- return matcher.matches(entry.getName());
- }
- };
- return newDirectoryStream(filter);
- }
-
- /**
- * Tests whether the file located by this path exists.
- *
- * <p> This method invokes the {@link #checkAccess checkAccess} method to
- * check if the file exists. It may be overridden where a more efficient
- * implementation is available.
- */
- @Override
- public boolean exists() {
- try {
- checkAccess();
- return true;
- } catch (IOException x) {
- // unable to determine if file exists
- }
- return false;
- }
-
- /**
- * Tests whether the file located by this path does not exist.
- *
- * <p> This method invokes the {@link #checkAccess checkAccess} method to
- * check if the file exists. It may be overridden where a more efficient
- * implementation is available.
- */
- @Override
- public boolean notExists() {
- try {
- checkAccess();
- return false;
- } catch (NoSuchFileException x) {
- // file confirmed not to exist
- return true;
- } catch (IOException x) {
- return false;
- }
- }
-
- /**
- * Registers the file located by this path with a watch service.
- *
- * <p> This method invokes the {@link #register(WatchService,WatchEvent.Kind[],WatchEvent.Modifier[])
- * register(WatchService,WatchEvent.Kind[],WatchEvent.Modifier...)}
- * method to register the file. It may be overridden where required.
- */
- @Override
- public WatchKey register(WatchService watcher, WatchEvent.Kind<?>... events)
- throws IOException
- {
- return register(watcher, events, NO_MODIFIERS);
- }
- private static final WatchEvent.Modifier[] NO_MODIFIERS = new WatchEvent.Modifier[0];
-
- /**
- * Copy the file located by this path to a target location.
- *
- * <p> This method is invoked by the {@link #copyTo copyTo} method for
- * the case that this {@code Path} and the target {@code Path} are
- * associated with the same provider.
- *
- * @param target
- * The target location
- * @param options
- * Options specifying how the copy should be done
- *
- * @throws IllegalArgumentException
- * If an invalid option is specified
- * @throws FileAlreadyExistsException
- * The target file exists and cannot be replaced because the
- * {@code REPLACE_EXISTING} option is not specified, or the target
- * file is a non-empty directory <i>(optional specific exception)</i>
- * @throws IOException
- * If an I/O error occurs
- * @throws SecurityException
- * In the case of the default provider, and a security manager is
- * installed, the {@link SecurityManager#checkRead(String) checkRead}
- * method is invoked to check read access to the source file, the
- * {@link SecurityManager#checkWrite(String) checkWrite} is invoked
- * to check write access to the target file. If a symbolic link is
- * copied the security manager is invoked to check {@link
- * LinkPermission}{@code ("symbolic")}.
- */
- protected abstract void implCopyTo(Path target, CopyOption... options)
- throws IOException;
-
- /**
- * Move the file located by this path to a target location.
- *
- * <p> This method is invoked by the {@link #moveTo moveTo} method for
- * the case that this {@code Path} and the target {@code Path} are
- * associated with the same provider.
- *
- * @param target
- * The target location
- * @param options
- * Options specifying how the move should be done
- *
- * @throws IllegalArgumentException
- * If an invalid option is specified
- * @throws FileAlreadyExistsException
- * The target file exists and cannot be replaced because the
- * {@code REPLACE_EXISTING} option is not specified, or the target
- * file is a non-empty directory
- * @throws AtomicMoveNotSupportedException
- * The options array contains the {@code ATOMIC_MOVE} option but
- * the file cannot be moved as an atomic file system operation.
- * @throws IOException
- * If an I/O error occurs
- * @throws SecurityException
- * In the case of the default provider, and a security manager is
- * installed, the {@link SecurityManager#checkWrite(String) checkWrite}
- * method is invoked to check write access to both the source and
- * target file.
- */
- protected abstract void implMoveTo(Path target, CopyOption... options)
- throws IOException;
-
- /**
- * Copy the file located by this path to a target location.
- *
- * <p> If this path is associated with the same {@link FileSystemProvider
- * provider} as the {@code target} then the {@link #implCopyTo implCopyTo}
- * method is invoked to copy the file. Otherwise, this method attempts to
- * copy the file to the target location in a manner that may be less
- * efficient than would be the case that target is associated with the same
- * provider as this path.
- *
- * @throws IllegalArgumentException {@inheritDoc}
- * @throws FileAlreadyExistsException {@inheritDoc}
- * @throws IOException {@inheritDoc}
- * @throws SecurityException {@inheritDoc}
- */
- @Override
- public final Path copyTo(Path target, CopyOption... options)
- throws IOException
- {
- if ((getFileSystem().provider() == target.getFileSystem().provider())) {
- implCopyTo(target, options);
- } else {
- xProviderCopyTo(target, options);
- }
- return target;
- }
-
- /**
- * Move or rename the file located by this path to a target location.
- *
- * <p> If this path is associated with the same {@link FileSystemProvider
- * provider} as the {@code target} then the {@link #implCopyTo implMoveTo}
- * method is invoked to move the file. Otherwise, this method attempts to
- * copy the file to the target location and delete the source file. This
- * implementation may be less efficient than would be the case that
- * target is associated with the same provider as this path.
- *
- * @throws IllegalArgumentException {@inheritDoc}
- * @throws FileAlreadyExistsException {@inheritDoc}
- * @throws IOException {@inheritDoc}
- * @throws SecurityException {@inheritDoc}
- */
- @Override
- public final Path moveTo(Path target, CopyOption... options)
- throws IOException
- {
- if ((getFileSystem().provider() == target.getFileSystem().provider())) {
- implMoveTo(target, options);
- } else {
- // different providers so copy + delete
- xProviderCopyTo(target, convertMoveToCopyOptions(options));
- delete(false);
- }
- return target;
- }
-
- /**
- * Converts the given array of options for moving a file to options suitable
- * for copying the file when a move is implemented as copy + delete.
- */
- private static CopyOption[] convertMoveToCopyOptions(CopyOption... options)
- throws AtomicMoveNotSupportedException
- {
- int len = options.length;
- CopyOption[] newOptions = new CopyOption[len+2];
- for (int i=0; i<len; i++) {
- CopyOption option = options[i];
- if (option == StandardCopyOption.ATOMIC_MOVE) {
- throw new AtomicMoveNotSupportedException(null, null,
- "Atomic move between providers is not supported");
- }
- newOptions[i] = option;
- }
- newOptions[len] = LinkOption.NOFOLLOW_LINKS;
- newOptions[len+1] = StandardCopyOption.COPY_ATTRIBUTES;
- return newOptions;
- }
-
- /**
- * Parses the arguments for a file copy operation.
- */
- private static class CopyOptions {
- boolean replaceExisting = false;
- boolean copyAttributes = false;
- boolean followLinks = true;
-
- private CopyOptions() { }
-
- static CopyOptions parse(CopyOption... options) {
- CopyOptions result = new CopyOptions();
- for (CopyOption option: options) {
- if (option == StandardCopyOption.REPLACE_EXISTING) {
- result.replaceExisting = true;
- continue;
- }
- if (option == LinkOption.NOFOLLOW_LINKS) {
- result.followLinks = false;
- continue;
- }
- if (option == StandardCopyOption.COPY_ATTRIBUTES) {
- result.copyAttributes = true;
- continue;
- }
- if (option == null)
- throw new NullPointerException();
- throw new IllegalArgumentException("'" + option +
- "' is not a valid copy option");
- }
- return result;
- }
- }
-
- /**
- * Simple cross-provider copy where the target is a Path.
- */
- private void xProviderCopyTo(Path target, CopyOption... options)
- throws IOException
- {
- CopyOptions opts = CopyOptions.parse(options);
- LinkOption[] linkOptions = (opts.followLinks) ? new LinkOption[0] :
- new LinkOption[] { LinkOption.NOFOLLOW_LINKS };
-
- // attributes of source file
- BasicFileAttributes attrs = Attributes
- .readBasicFileAttributes(this, linkOptions);
- if (attrs.isSymbolicLink())
- throw new IOException("Copying of symbolic links not supported");
-
- // delete target file
- if (opts.replaceExisting)
- target.delete(false);
-
- // create directory or file
- if (attrs.isDirectory()) {
- target.createDirectory();
- } else {
- xProviderCopyRegularFileTo(target);
- }
-
- // copy basic attributes to target
- if (opts.copyAttributes) {
- BasicFileAttributeView view = target
- .getFileAttributeView(BasicFileAttributeView.class, linkOptions);
- try {
- view.setTimes(attrs.lastModifiedTime(),
- attrs.lastAccessTime(),
- attrs.creationTime(),
- attrs.resolution());
- } catch (IOException x) {
- // rollback
- try {
- target.delete(false);
- } catch (IOException ignore) { }
- throw x;
- }
- }
- }
-
-
- /**
- * Simple copy of regular file to a target file that exists.
- */
- private void xProviderCopyRegularFileTo(FileRef target)
- throws IOException
- {
- ReadableByteChannel rbc = newByteChannel();
- try {
- // open target file for writing
- SeekableByteChannel sbc = target.newByteChannel(CREATE, WRITE);
-
- // simple copy loop
- try {
- ByteBuffer buf = ByteBuffer.wrap(new byte[8192]);
- int n = 0;
- for (;;) {
- n = rbc.read(buf);
- if (n < 0)
- break;
- assert n > 0;
- buf.flip();
- while (buf.hasRemaining()) {
- sbc.write(buf);
- }
- buf.rewind();
- }
-
- } finally {
- sbc.close();
- }
- } finally {
- rbc.close();
- }
- }
-}
--- a/jdk/src/share/classes/java/nio/file/spi/FileSystemProvider.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/share/classes/java/nio/file/spi/FileSystemProvider.java Sun Jun 28 11:47:34 2009 -0700
@@ -270,7 +270,9 @@
public abstract FileSystem getFileSystem(URI uri);
/**
- * Return a {@code Path} object by converting the given {@link URI}.
+ * Return a {@code Path} object by converting the given {@link URI}. The
+ * resulting {@code Path} is associated with a {@link FileSystem} that
+ * already exists or is constructed automatically.
*
* <p> The exact form of the URI is file system provider dependent. In the
* case of the default provider, the URI scheme is {@code "file"} and the
@@ -290,7 +292,8 @@
* If the URI scheme does not identify this provider or other
* preconditions on the uri parameter do not hold
* @throws FileSystemNotFoundException
- * The file system, identified by the URI, does not exist
+ * The file system, identified by the URI, does not exist and
+ * cannot be created automatically
* @throws SecurityException
* If a security manager is installed and it denies an unspecified
* permission.
--- a/jdk/src/share/classes/java/util/Scanner.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/share/classes/java/util/Scanner.java Sun Jun 28 11:47:34 2009 -0700
@@ -690,7 +690,7 @@
public Scanner(FileRef source)
throws IOException
{
- this(source.newByteChannel());
+ this(source.newInputStream());
}
/**
@@ -713,7 +713,7 @@
public Scanner(FileRef source, String charsetName)
throws IOException
{
- this(source.newByteChannel(), charsetName);
+ this(source.newInputStream(), charsetName);
}
/**
--- a/jdk/src/share/classes/sun/management/ManagementFactoryHelper.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/share/classes/sun/management/ManagementFactoryHelper.java Sun Jun 28 11:47:34 2009 -0700
@@ -26,22 +26,15 @@
package sun.management;
import java.lang.management.*;
-import java.util.logging.LogManager;
-import javax.management.DynamicMBean;
import javax.management.MBeanServer;
-import javax.management.MBeanServerFactory;
-import javax.management.MBeanInfo;
-import javax.management.NotificationEmitter;
import javax.management.ObjectName;
-import javax.management.ObjectInstance;
import javax.management.InstanceAlreadyExistsException;
import javax.management.InstanceNotFoundException;
import javax.management.MBeanRegistrationException;
import javax.management.NotCompliantMBeanException;
import javax.management.RuntimeOperationsException;
-import javax.management.StandardEmitterMBean;
-import javax.management.StandardMBean;
+import java.nio.BufferPoolMXBean;
import java.security.AccessController;
import java.security.PrivilegedActionException;
import java.security.PrivilegedExceptionAction;
@@ -49,11 +42,6 @@
import java.util.ArrayList;
import java.util.List;
-import java.util.HashMap;
-import java.util.Map;
-import java.util.Set;
-import java.util.Iterator;
-import java.util.ListIterator;
import com.sun.management.OSMBeanFactory;
import com.sun.management.HotSpotDiagnosticMXBean;
@@ -68,7 +56,6 @@
private static VMManagement jvm;
- private static boolean mbeansCreated = false;
private static ClassLoadingImpl classMBean = null;
private static MemoryImpl memoryMBean = null;
private static ThreadImpl threadMBean = null;
@@ -148,6 +135,58 @@
return result;
}
+ public static List<BufferPoolMXBean> getBufferPoolMXBeans() {
+ List<BufferPoolMXBean> pools = new ArrayList<BufferPoolMXBean>(2);
+ pools.add(createBufferPoolMXBean(sun.misc.SharedSecrets.getJavaNioAccess()
+ .getDirectBufferPool()));
+ pools.add(createBufferPoolMXBean(sun.nio.ch.FileChannelImpl
+ .getMappedBufferPool()));
+ return pools;
+ }
+
+ private final static String BUFFER_POOL_MXBEAN_NAME = "java.nio:type=BufferPool";
+
+ /**
+ * Creates management interface for the given buffer pool.
+ */
+ private static BufferPoolMXBean
+ createBufferPoolMXBean(final sun.misc.JavaNioAccess.BufferPool pool)
+ {
+ return new BufferPoolMXBean() {
+ private volatile ObjectName objname; // created lazily
+ @Override
+ public ObjectName getObjectName() {
+ ObjectName result = objname;
+ if (result == null) {
+ synchronized (this) {
+ if (objname == null) {
+ result = ObjectName.valueOf(BUFFER_POOL_MXBEAN_NAME +
+ ",name=" + pool.getName());
+ objname = result;
+ }
+ }
+ }
+ return result;
+ }
+ @Override
+ public String getName() {
+ return pool.getName();
+ }
+ @Override
+ public long getCount() {
+ return pool.getCount();
+ }
+ @Override
+ public long getTotalCapacity() {
+ return pool.getTotalCapacity();
+ }
+ @Override
+ public long getMemoryUsed() {
+ return pool.getMemoryUsed();
+ }
+ };
+ }
+
private static HotSpotDiagnostic hsDiagMBean = null;
private static HotspotRuntime hsRuntimeMBean = null;
private static HotspotClassLoading hsClassMBean = null;
@@ -163,8 +202,6 @@
}
/**
-
- /**
* This method is for testing only.
*/
public static synchronized HotspotRuntimeMBean getHotspotRuntimeMBean() {
--- a/jdk/src/share/classes/sun/misc/JavaNioAccess.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/share/classes/sun/misc/JavaNioAccess.java Sun Jun 28 11:47:34 2009 -0700
@@ -25,8 +25,15 @@
package sun.misc;
-import java.nio.BufferPoolMXBean;
-
public interface JavaNioAccess {
- BufferPoolMXBean getDirectBufferPoolMXBean();
+ /**
+ * Provides access to information on buffer usage.
+ */
+ interface BufferPool {
+ String getName();
+ long getCount();
+ long getTotalCapacity();
+ long getMemoryUsed();
+ }
+ BufferPool getDirectBufferPool();
}
--- a/jdk/src/share/classes/sun/nio/ch/FileChannelImpl.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/share/classes/sun/nio/ch/FileChannelImpl.java Sun Jun 28 11:47:34 2009 -0700
@@ -29,13 +29,10 @@
import java.io.IOException;
import java.nio.ByteBuffer;
import java.nio.MappedByteBuffer;
-import java.nio.BufferPoolMXBean;
import java.nio.channels.*;
import java.util.ArrayList;
import java.util.List;
import java.security.AccessController;
-import javax.management.ObjectName;
-import javax.management.MalformedObjectNameException;
import sun.misc.Cleaner;
import sun.security.action.GetPropertyAction;
@@ -805,47 +802,28 @@
}
/**
- * Returns the management interface for mapped buffers
+ * Invoked by sun.management.ManagementFactoryHelper to create the management
+ * interface for mapped buffers.
*/
- public static BufferPoolMXBean getMappedBufferPoolMXBean() {
- return LazyInitialization.mappedBufferPoolMXBean;
- }
-
- // Lazy initialization of management interface
- private static class LazyInitialization {
- static final BufferPoolMXBean mappedBufferPoolMXBean = mappedBufferPoolMXBean();
-
- private static BufferPoolMXBean mappedBufferPoolMXBean() {
- final String pool = "mapped";
- final ObjectName obj;
- try {
- obj = new ObjectName("java.nio:type=BufferPool,name=" + pool);
- } catch (MalformedObjectNameException x) {
- throw new AssertionError(x);
+ public static sun.misc.JavaNioAccess.BufferPool getMappedBufferPool() {
+ return new sun.misc.JavaNioAccess.BufferPool() {
+ @Override
+ public String getName() {
+ return "mapped";
}
- return new BufferPoolMXBean() {
- @Override
- public ObjectName getObjectName() {
- return obj;
- }
- @Override
- public String getName() {
- return pool;
- }
- @Override
- public long getCount() {
- return Unmapper.count;
- }
- @Override
- public long getTotalCapacity() {
- return Unmapper.totalCapacity;
- }
- @Override
- public long getMemoryUsed() {
- return Unmapper.totalSize;
- }
- };
- }
+ @Override
+ public long getCount() {
+ return Unmapper.count;
+ }
+ @Override
+ public long getTotalCapacity() {
+ return Unmapper.totalCapacity;
+ }
+ @Override
+ public long getMemoryUsed() {
+ return Unmapper.totalSize;
+ }
+ };
}
// -- Locks --
--- a/jdk/src/share/classes/sun/nio/fs/AbstractAclFileAttributeView.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/share/classes/sun/nio/fs/AbstractAclFileAttributeView.java Sun Jun 28 11:47:34 2009 -0700
@@ -26,15 +26,15 @@
package sun.nio.fs;
import java.nio.file.attribute.*;
+import java.util.*;
import java.io.IOException;
-import java.util.*;
/**
* Base implementation of AclFileAttributeView
*/
abstract class AbstractAclFileAttributeView
- implements AclFileAttributeView
+ implements AclFileAttributeView, DynamicFileAttributeView
{
private static final String OWNER_NAME = "owner";
private static final String ACL_NAME = "acl";
@@ -66,38 +66,29 @@
setAcl((List<AclEntry>)value);
return;
}
- throw new UnsupportedOperationException();
+ throw new UnsupportedOperationException("'" + name() + ":" +
+ attribute + "' not supported");
}
@Override
- public final Map<String,?> readAttributes(String first, String[] rest)
+ public final Map<String,?> readAttributes(String[] attributes)
throws IOException
{
boolean acl = false;
boolean owner = false;
-
- if (first.equals(ACL_NAME)) acl = true;
- else if (first.equals(OWNER_NAME)) owner = true;
- else if (first.equals("*")) {
- owner = true;
- acl = true;
- }
-
- if (!acl || !owner) {
- for (String attribute: rest) {
- if (attribute.equals("*")) {
- owner = true;
- acl = true;
- break;
- }
- if (attribute.equals(ACL_NAME)) {
- acl = true;
- continue;
- }
- if (attribute.equals(OWNER_NAME)) {
- owner = true;
- continue;
- }
+ for (String attribute: attributes) {
+ if (attribute.equals("*")) {
+ owner = true;
+ acl = true;
+ continue;
+ }
+ if (attribute.equals(ACL_NAME)) {
+ acl = true;
+ continue;
+ }
+ if (attribute.equals(OWNER_NAME)) {
+ owner = true;
+ continue;
}
}
Map<String,Object> result = new HashMap<String,Object>(2);
--- a/jdk/src/share/classes/sun/nio/fs/AbstractBasicFileAttributeView.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/share/classes/sun/nio/fs/AbstractBasicFileAttributeView.java Sun Jun 28 11:47:34 2009 -0700
@@ -26,24 +26,21 @@
package sun.nio.fs;
import java.nio.file.attribute.*;
+import java.util.*;
import java.io.IOException;
-import java.util.*;
-import java.util.concurrent.TimeUnit;
/**
* Base implementation of BasicFileAttributeView
*/
abstract class AbstractBasicFileAttributeView
- implements BasicFileAttributeView
+ implements BasicFileAttributeView, DynamicFileAttributeView
{
private static final String SIZE_NAME = "size";
private static final String CREATION_TIME_NAME = "creationTime";
private static final String LAST_ACCESS_TIME_NAME = "lastAccessTime";
private static final String LAST_MODIFIED_TIME_NAME = "lastModifiedTime";
- private static final String RESOLUTION_NAME = "resolution";
private static final String FILE_KEY_NAME = "fileKey";
- private static final String LINK_COUNT_NAME = "linkCount";
private static final String IS_DIRECTORY_NAME = "isDirectory";
private static final String IS_REGULAR_FILE_NAME = "isRegularFile";
private static final String IS_SYMBOLIC_LINK_NAME = "isSymbolicLink";
@@ -67,12 +64,8 @@
return attrs.lastAccessTime();
if (attribute.equals(LAST_MODIFIED_TIME_NAME))
return attrs.lastModifiedTime();
- if (attribute.equals(RESOLUTION_NAME))
- return attrs.resolution();
if (attribute.equals(FILE_KEY_NAME))
return attrs.fileKey();
- if (attribute.equals(LINK_COUNT_NAME))
- return attrs.linkCount();
if (attribute.equals(IS_DIRECTORY_NAME))
return attrs.isDirectory();
if (attribute.equals(IS_REGULAR_FILE_NAME))
@@ -84,29 +77,20 @@
return null;
}
- private Long toTimeValue(Object value) {
- if (value == null)
- throw new NullPointerException();
- Long time = (Long)value;
- if (time < 0L && time != -1L)
- throw new IllegalArgumentException("time value cannot be negative");
- return time;
- }
-
@Override
public void setAttribute(String attribute, Object value)
throws IOException
{
if (attribute.equals(LAST_MODIFIED_TIME_NAME)) {
- setTimes(toTimeValue(value), null, null, TimeUnit.MILLISECONDS);
+ setTimes((FileTime)value, null, null);
return;
}
if (attribute.equals(LAST_ACCESS_TIME_NAME)) {
- setTimes(null, toTimeValue(value), null, TimeUnit.MILLISECONDS);
+ setTimes(null, (FileTime)value, null);
return;
}
if (attribute.equals(CREATION_TIME_NAME)) {
- setTimes(null, null, toTimeValue(value), TimeUnit.MILLISECONDS);
+ setTimes(null, null, (FileTime)value);
return;
}
throw new UnsupportedOperationException("'" + attribute +
@@ -114,24 +98,18 @@
}
/**
- *
+ * Used to build a map of attribute name/values.
*/
static class AttributesBuilder {
private Set<String> set = new HashSet<String>();
private Map<String,Object> map = new HashMap<String,Object>();
private boolean copyAll;
- private AttributesBuilder(String first, String[] rest) {
- if (first.equals("*")) {
- copyAll = true;
- } else {
- set.add(first);
- // copy names into the given Set bailing out if "*" is found
- for (String attribute: rest) {
- if (attribute.equals("*")) {
- copyAll = true;
- break;
- }
+ private AttributesBuilder(String[] attributes) {
+ for (String attribute: attributes) {
+ if (attribute.equals("*")) {
+ copyAll = true;
+ } else {
set.add(attribute);
}
}
@@ -140,8 +118,8 @@
/**
* Creates builder to build up a map of the matching attributes
*/
- static AttributesBuilder create(String first, String[] rest) {
- return new AttributesBuilder(first, rest);
+ static AttributesBuilder create(String[] attributes) {
+ return new AttributesBuilder(attributes);
}
/**
@@ -181,12 +159,8 @@
builder.add(LAST_ACCESS_TIME_NAME, attrs.lastAccessTime());
if (builder.match(LAST_MODIFIED_TIME_NAME))
builder.add(LAST_MODIFIED_TIME_NAME, attrs.lastModifiedTime());
- if (builder.match(RESOLUTION_NAME))
- builder.add(RESOLUTION_NAME, attrs.resolution());
if (builder.match(FILE_KEY_NAME))
builder.add(FILE_KEY_NAME, attrs.fileKey());
- if (builder.match(LINK_COUNT_NAME))
- builder.add(LINK_COUNT_NAME, attrs.linkCount());
if (builder.match(IS_DIRECTORY_NAME))
builder.add(IS_DIRECTORY_NAME, attrs.isDirectory());
if (builder.match(IS_REGULAR_FILE_NAME))
@@ -198,10 +172,8 @@
}
@Override
- public Map<String,?> readAttributes(String first, String[] rest)
- throws IOException
- {
- AttributesBuilder builder = AttributesBuilder.create(first, rest);
+ public Map<String,?> readAttributes(String[] attributes) throws IOException {
+ AttributesBuilder builder = AttributesBuilder.create(attributes);
addBasicAttributesToBuilder(readAttributes(), builder);
return builder.unmodifiableMap();
}
--- a/jdk/src/share/classes/sun/nio/fs/AbstractFileStoreSpaceAttributeView.java Fri Jun 26 21:52:47 2009 -0700
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,119 +0,0 @@
-/*
- * Copyright 2008-2009 Sun Microsystems, Inc. All Rights Reserved.
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
- *
- * This code is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 only, as
- * published by the Free Software Foundation. Sun designates this
- * particular file as subject to the "Classpath" exception as provided
- * by Sun in the LICENSE file that accompanied this code.
- *
- * This code is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
- * version 2 for more details (a copy is included in the LICENSE file that
- * accompanied this code).
- *
- * You should have received a copy of the GNU General Public License version
- * 2 along with this work; if not, write to the Free Software Foundation,
- * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
- * CA 95054 USA or visit www.sun.com if you need additional information or
- * have any questions.
- */
-
-package sun.nio.fs;
-
-import java.nio.file.attribute.*;
-import java.io.IOException;
-import java.util.*;
-
-/**
- * Base implementation of FileStoreSpaceAttributeView
- */
-
-abstract class AbstractFileStoreSpaceAttributeView
- implements FileStoreSpaceAttributeView
-{
- private static final String TOTAL_SPACE_NAME = "totalSpace";
- private static final String USABLE_SPACE_NAME = "usableSpace";
- private static final String UNALLOCATED_SPACE_NAME = "unallocatedSpace";
-
- @Override
- public final String name() {
- return "space";
- }
-
- @Override
- public final Object getAttribute(String attribute) throws IOException {
- FileStoreSpaceAttributes attrs = readAttributes();
- if (attribute.equals(TOTAL_SPACE_NAME))
- return attrs.totalSpace();
- if (attribute.equals(USABLE_SPACE_NAME))
- return attrs.usableSpace();
- if (attribute.equals(UNALLOCATED_SPACE_NAME))
- return attrs.unallocatedSpace();
- return null;
- }
-
- @Override
- public final void setAttribute(String attribute, Object value)
- throws IOException
- {
- if (attribute == null || value == null)
- throw new NullPointerException();
- throw new UnsupportedOperationException();
- }
-
- @Override
- public final Map<String,?> readAttributes(String first, String[] rest)
- throws IOException
- {
- boolean total = false;
- boolean usable = false;
- boolean unallocated = false;
-
- if (first.equals(TOTAL_SPACE_NAME)) total = true;
- else if (first.equals(USABLE_SPACE_NAME)) usable = true;
- else if (first.equals(UNALLOCATED_SPACE_NAME)) unallocated = true;
- else if (first.equals("*")) {
- total = true;
- usable = true;
- unallocated = true;
- }
-
- if (!total || !usable || !unallocated) {
- for (String attribute: rest) {
- if (attribute.equals("*")) {
- total = true;
- usable = true;
- unallocated = true;
- break;
- }
- if (attribute.equals(TOTAL_SPACE_NAME)) {
- total = true;
- continue;
- }
- if (attribute.equals(USABLE_SPACE_NAME)) {
- usable = true;
- continue;
- }
- if (attribute.equals(UNALLOCATED_SPACE_NAME)) {
- unallocated = true;
- continue;
- }
- }
- }
-
- FileStoreSpaceAttributes attrs = readAttributes();
- Map<String,Object> result = new HashMap<String,Object>(2);
- if (total)
- result.put(TOTAL_SPACE_NAME, attrs.totalSpace());
- if (usable)
- result.put(USABLE_SPACE_NAME, attrs.usableSpace());
- if (unallocated)
- result.put(UNALLOCATED_SPACE_NAME, attrs.unallocatedSpace());
- return Collections.unmodifiableMap(result);
- }
-}
--- a/jdk/src/share/classes/sun/nio/fs/AbstractFileTypeDetector.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/share/classes/sun/nio/fs/AbstractFileTypeDetector.java Sun Jun 28 11:47:34 2009 -0700
@@ -27,8 +27,8 @@
import java.nio.file.FileRef;
import java.nio.file.spi.FileTypeDetector;
+import java.util.Locale;
import java.io.IOException;
-import sun.nio.fs.MimeType;
/**
* Base implementation of FileTypeDetector
@@ -42,23 +42,15 @@
}
/**
- * Invokes the implProbeContentType method to guess the file's content type,
- * and this validates that the content type's syntax is valid.
+ * Invokes the appropriate probe method to guess a file's content type,
+ * and checks that the content type's syntax is valid.
*/
@Override
public final String probeContentType(FileRef file) throws IOException {
if (file == null)
throw new NullPointerException("'file' is null");
String result = implProbeContentType(file);
- if (result != null) {
- // check the content type
- try {
- MimeType.parse(result);
- } catch (IllegalArgumentException ignore) {
- result = null;
- }
- }
- return result;
+ return (result == null) ? null : parse(result);
}
/**
@@ -66,4 +58,54 @@
*/
protected abstract String implProbeContentType(FileRef file)
throws IOException;
+
+ /**
+ * Parses a candidate content type into its type and subtype, returning
+ * null if either token is invalid.
+ */
+ private static String parse(String s) {
+ int slash = s.indexOf('/');
+ int semicolon = s.indexOf(';');
+ if (slash < 0)
+ return null; // no subtype
+ String type = s.substring(0, slash).trim().toLowerCase(Locale.ENGLISH);
+ if (!isValidToken(type))
+ return null; // invalid type
+ String subtype = (semicolon < 0) ? s.substring(slash + 1) :
+ s.substring(slash + 1, semicolon);
+ subtype = subtype.trim().toLowerCase(Locale.ENGLISH);
+ if (!isValidToken(subtype))
+ return null; // invalid subtype
+ StringBuilder sb = new StringBuilder(type.length() + subtype.length() + 1);
+ sb.append(type);
+ sb.append('/');
+ sb.append(subtype);
+ return sb.toString();
+ }
+
+ /**
+ * Special characters
+ */
+ private static final String TSPECIALS = "()<>@,;:/[]?=\\\"";
+
+ /**
+ * Returns true if the character is a valid token character.
+ */
+ private static boolean isTokenChar(char c) {
+ return (c > 040) && (c < 0177) && (TSPECIALS.indexOf(c) < 0);
+ }
+
+ /**
+ * Returns true if the given string is a legal type or subtype.
+ */
+ private static boolean isValidToken(String s) {
+ int len = s.length();
+ if (len == 0)
+ return false;
+ for (int i = 0; i < len; i++) {
+ if (!isTokenChar(s.charAt(i)))
+ return false;
+ }
+ return true;
+ }
}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/src/share/classes/sun/nio/fs/AbstractPath.java Sun Jun 28 11:47:34 2009 -0700
@@ -0,0 +1,404 @@
+/*
+ * Copyright 2007-2009 Sun Microsystems, Inc. All Rights Reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation. Sun designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Sun in the LICENSE file that accompanied this code.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ */
+
+package sun.nio.fs;
+
+import java.nio.file.*;
+import static java.nio.file.StandardOpenOption.*;
+import java.nio.file.attribute.*;
+import java.nio.channels.*;
+import java.nio.ByteBuffer;
+import java.io.*;
+import java.util.*;
+
+/**
+ * Base implementation class for a {@code Path}.
+ */
+
+abstract class AbstractPath extends Path {
+ protected AbstractPath() { }
+
+ @Override
+ public final Path createFile(FileAttribute<?>... attrs)
+ throws IOException
+ {
+ EnumSet<StandardOpenOption> options = EnumSet.of(CREATE_NEW, WRITE);
+ SeekableByteChannel sbc = newByteChannel(options, attrs);
+ try {
+ sbc.close();
+ } catch (IOException x) {
+ // ignore
+ }
+ return this;
+ }
+
+ /**
+ * Deletes a file. The {@code failIfNotExists} parameters determines if an
+ * {@code IOException} is thrown when the file does not exist.
+ */
+ abstract void implDelete(boolean failIfNotExists) throws IOException;
+
+ @Override
+ public final void delete() throws IOException {
+ implDelete(true);
+ }
+
+ @Override
+ public final void deleteIfExists() throws IOException {
+ implDelete(false);
+ }
+
+ @Override
+ public final InputStream newInputStream(OpenOption... options)
+ throws IOException
+ {
+ if (options.length > 0) {
+ for (OpenOption opt: options) {
+ if (opt != READ)
+ throw new UnsupportedOperationException("'" + opt + "' not allowed");
+ }
+ }
+ return Channels.newInputStream(newByteChannel());
+ }
+
+ @Override
+ public final OutputStream newOutputStream(OpenOption... options)
+ throws IOException
+ {
+ int len = options.length;
+ Set<OpenOption> opts = new HashSet<OpenOption>(len + 3);
+ if (len == 0) {
+ opts.add(CREATE);
+ opts.add(TRUNCATE_EXISTING);
+ } else {
+ for (OpenOption opt: options) {
+ if (opt == READ)
+ throw new IllegalArgumentException("READ not allowed");
+ opts.add(opt);
+ }
+ }
+ opts.add(WRITE);
+ return Channels.newOutputStream(newByteChannel(opts));
+ }
+
+ @Override
+ public final SeekableByteChannel newByteChannel(OpenOption... options)
+ throws IOException
+ {
+ Set<OpenOption> set = new HashSet<OpenOption>(options.length);
+ Collections.addAll(set, options);
+ return newByteChannel(set);
+ }
+
+ private static final DirectoryStream.Filter<Path> acceptAllFilter =
+ new DirectoryStream.Filter<Path>() {
+ @Override public boolean accept(Path entry) { return true; }
+ };
+
+ @Override
+ public final DirectoryStream<Path> newDirectoryStream() throws IOException {
+ return newDirectoryStream(acceptAllFilter);
+ }
+
+ @Override
+ public final DirectoryStream<Path> newDirectoryStream(String glob)
+ throws IOException
+ {
+ // avoid creating a matcher if all entries are required.
+ if (glob.equals("*"))
+ return newDirectoryStream();
+
+ // create a matcher and return a filter that uses it.
+ final PathMatcher matcher = getFileSystem().getPathMatcher("glob:" + glob);
+ DirectoryStream.Filter<Path> filter = new DirectoryStream.Filter<Path>() {
+ @Override
+ public boolean accept(Path entry) {
+ return matcher.matches(entry.getName());
+ }
+ };
+ return newDirectoryStream(filter);
+ }
+
+ @Override
+ public final boolean exists() {
+ try {
+ checkAccess();
+ return true;
+ } catch (IOException x) {
+ // unable to determine if file exists
+ }
+ return false;
+ }
+
+ @Override
+ public final boolean notExists() {
+ try {
+ checkAccess();
+ return false;
+ } catch (NoSuchFileException x) {
+ // file confirmed not to exist
+ return true;
+ } catch (IOException x) {
+ return false;
+ }
+ }
+
+ private static final WatchEvent.Modifier[] NO_MODIFIERS = new WatchEvent.Modifier[0];
+
+ @Override
+ public final WatchKey register(WatchService watcher,
+ WatchEvent.Kind<?>... events)
+ throws IOException
+ {
+ return register(watcher, events, NO_MODIFIERS);
+ }
+
+ abstract void implCopyTo(Path target, CopyOption... options)
+ throws IOException;
+
+ @Override
+ public final Path copyTo(Path target, CopyOption... options)
+ throws IOException
+ {
+ if ((getFileSystem().provider() == target.getFileSystem().provider())) {
+ implCopyTo(target, options);
+ } else {
+ copyToForeignTarget(target, options);
+ }
+ return target;
+ }
+
+ abstract void implMoveTo(Path target, CopyOption... options)
+ throws IOException;
+
+ @Override
+ public final Path moveTo(Path target, CopyOption... options)
+ throws IOException
+ {
+ if ((getFileSystem().provider() == target.getFileSystem().provider())) {
+ implMoveTo(target, options);
+ } else {
+ // different providers so copy + delete
+ copyToForeignTarget(target, convertMoveToCopyOptions(options));
+ delete();
+ }
+ return target;
+ }
+
+ /**
+ * Converts the given array of options for moving a file to options suitable
+ * for copying the file when a move is implemented as copy + delete.
+ */
+ private static CopyOption[] convertMoveToCopyOptions(CopyOption... options)
+ throws AtomicMoveNotSupportedException
+ {
+ int len = options.length;
+ CopyOption[] newOptions = new CopyOption[len+2];
+ for (int i=0; i<len; i++) {
+ CopyOption option = options[i];
+ if (option == StandardCopyOption.ATOMIC_MOVE) {
+ throw new AtomicMoveNotSupportedException(null, null,
+ "Atomic move between providers is not supported");
+ }
+ newOptions[i] = option;
+ }
+ newOptions[len] = LinkOption.NOFOLLOW_LINKS;
+ newOptions[len+1] = StandardCopyOption.COPY_ATTRIBUTES;
+ return newOptions;
+ }
+
+ /**
+ * Parses the arguments for a file copy operation.
+ */
+ private static class CopyOptions {
+ boolean replaceExisting = false;
+ boolean copyAttributes = false;
+ boolean followLinks = true;
+
+ private CopyOptions() { }
+
+ static CopyOptions parse(CopyOption... options) {
+ CopyOptions result = new CopyOptions();
+ for (CopyOption option: options) {
+ if (option == StandardCopyOption.REPLACE_EXISTING) {
+ result.replaceExisting = true;
+ continue;
+ }
+ if (option == LinkOption.NOFOLLOW_LINKS) {
+ result.followLinks = false;
+ continue;
+ }
+ if (option == StandardCopyOption.COPY_ATTRIBUTES) {
+ result.copyAttributes = true;
+ continue;
+ }
+ if (option == null)
+ throw new NullPointerException();
+ throw new IllegalArgumentException("'" + option +
+ "' is not a valid copy option");
+ }
+ return result;
+ }
+ }
+
+ /**
+ * Simple cross-provider copy where the target is a Path.
+ */
+ private void copyToForeignTarget(Path target, CopyOption... options)
+ throws IOException
+ {
+ CopyOptions opts = CopyOptions.parse(options);
+ LinkOption[] linkOptions = (opts.followLinks) ? new LinkOption[0] :
+ new LinkOption[] { LinkOption.NOFOLLOW_LINKS };
+
+ // attributes of source file
+ BasicFileAttributes attrs = Attributes
+ .readBasicFileAttributes(this, linkOptions);
+ if (attrs.isSymbolicLink())
+ throw new IOException("Copying of symbolic links not supported");
+
+ // delete target file
+ if (opts.replaceExisting)
+ target.deleteIfExists();
+
+ // create directory or file
+ if (attrs.isDirectory()) {
+ target.createDirectory();
+ } else {
+ copyRegularFileToForeignTarget(target);
+ }
+
+ // copy basic attributes to target
+ if (opts.copyAttributes) {
+ BasicFileAttributeView view = target
+ .getFileAttributeView(BasicFileAttributeView.class, linkOptions);
+ try {
+ view.setTimes(attrs.lastModifiedTime(),
+ attrs.lastAccessTime(),
+ attrs.creationTime());
+ } catch (IOException x) {
+ // rollback
+ try {
+ target.delete();
+ } catch (IOException ignore) { }
+ throw x;
+ }
+ }
+ }
+
+
+ /**
+ * Simple copy of regular file to a target file that exists.
+ */
+ private void copyRegularFileToForeignTarget(Path target)
+ throws IOException
+ {
+ ReadableByteChannel rbc = newByteChannel();
+ try {
+ // open target file for writing
+ SeekableByteChannel sbc = target.newByteChannel(CREATE, WRITE);
+
+ // simple copy loop
+ try {
+ ByteBuffer buf = ByteBuffer.wrap(new byte[8192]);
+ int n = 0;
+ for (;;) {
+ n = rbc.read(buf);
+ if (n < 0)
+ break;
+ assert n > 0;
+ buf.flip();
+ while (buf.hasRemaining()) {
+ sbc.write(buf);
+ }
+ buf.rewind();
+ }
+
+ } finally {
+ sbc.close();
+ }
+ } finally {
+ rbc.close();
+ }
+ }
+
+ /**
+ * Splits the given attribute name into the name of an attribute view and
+ * the attribute. If the attribute view is not identified then it assumed
+ * to be "basic".
+ */
+ private static String[] split(String attribute) {
+ String[] s = new String[2];
+ int pos = attribute.indexOf(':');
+ if (pos == -1) {
+ s[0] = "basic";
+ s[1] = attribute;
+ } else {
+ s[0] = attribute.substring(0, pos++);
+ s[1] = (pos == attribute.length()) ? "" : attribute.substring(pos);
+ }
+ return s;
+ }
+
+ /**
+ * Gets a DynamicFileAttributeView by name. Returns {@code null} if the
+ * view is not available.
+ */
+ abstract DynamicFileAttributeView getFileAttributeView(String name,
+ LinkOption... options);
+
+ @Override
+ public final void setAttribute(String attribute,
+ Object value,
+ LinkOption... options)
+ throws IOException
+ {
+ String[] s = split(attribute);
+ DynamicFileAttributeView view = getFileAttributeView(s[0], options);
+ if (view == null)
+ throw new UnsupportedOperationException("View '" + s[0] + "' not available");
+ view.setAttribute(s[1], value);
+ }
+
+ @Override
+ public final Object getAttribute(String attribute, LinkOption... options)
+ throws IOException
+ {
+ String[] s = split(attribute);
+ DynamicFileAttributeView view = getFileAttributeView(s[0], options);
+ return (view == null) ? null : view.getAttribute(s[1]);
+ }
+
+ @Override
+ public final Map<String,?> readAttributes(String attributes, LinkOption... options)
+ throws IOException
+ {
+ String[] s = split(attributes);
+ DynamicFileAttributeView view = getFileAttributeView(s[0], options);
+ if (view == null)
+ return Collections.emptyMap();
+ return view.readAttributes(s[1].split(","));
+ }
+}
--- a/jdk/src/share/classes/sun/nio/fs/AbstractUserDefinedFileAttributeView.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/share/classes/sun/nio/fs/AbstractUserDefinedFileAttributeView.java Sun Jun 28 11:47:34 2009 -0700
@@ -31,11 +31,11 @@
import java.util.*;
/**
- * Base implementation of NamedAttributeView
+ * Base implementation of UserDefinedAttributeView
*/
abstract class AbstractUserDefinedFileAttributeView
- implements UserDefinedFileAttributeView
+ implements UserDefinedFileAttributeView, DynamicFileAttributeView
{
protected AbstractUserDefinedFileAttributeView() { }
@@ -56,7 +56,7 @@
@Override
public final String name() {
- return "xattr";
+ return "user";
}
@Override
@@ -70,6 +70,7 @@
throw e;
return null;
}
+
byte[] buf = new byte[size];
int n = read(attribute, ByteBuffer.wrap(buf));
return (n == size) ? buf : Arrays.copyOf(buf, n);
@@ -89,27 +90,20 @@
}
@Override
- public final Map<String,?> readAttributes(String first, String... rest)
+ public final Map<String,?> readAttributes(String[] attributes)
throws IOException
{
// names of attributes to return
List<String> names = new ArrayList<String>();
- boolean readAll = false;
- if (first.equals("*")) {
- readAll = true;
- } else {
- names.add(first);
- }
- for (String name: rest) {
+ for (String name: attributes) {
if (name.equals("*")) {
- readAll = true;
+ names = list();
+ break;
} else {
names.add(name);
}
}
- if (readAll)
- names = list();
// read each value and return in map
Map<String,Object> result = new HashMap<String,Object>();
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/src/share/classes/sun/nio/fs/DynamicFileAttributeView.java Sun Jun 28 11:47:34 2009 -0700
@@ -0,0 +1,51 @@
+/*
+ * Copyright 2008-2009 Sun Microsystems, Inc. All Rights Reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation. Sun designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Sun in the LICENSE file that accompanied this code.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ */
+
+package sun.nio.fs;
+
+import java.util.Map;
+import java.io.IOException;
+
+/**
+ * Implemented by FileAttributeView implementations to support access to
+ * attributes by names.
+ */
+
+interface DynamicFileAttributeView {
+ /**
+ * Reads the value of an attribute.
+ */
+ Object getAttribute(String attribute) throws IOException;
+
+ /**
+ * Sets/updates the value of an attribute.
+ */
+ void setAttribute(String attribute, Object value) throws IOException;
+
+ /**
+ * Reads a set of file attributes as a bulk operation.
+ */
+ Map<String,?> readAttributes(String[] attributes) throws IOException;
+}
--- a/jdk/src/share/classes/sun/nio/fs/FileOwnerAttributeViewImpl.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/share/classes/sun/nio/fs/FileOwnerAttributeViewImpl.java Sun Jun 28 11:47:34 2009 -0700
@@ -34,7 +34,9 @@
* PosixFileAttributeView or AclFileAttributeView object.
*/
-final class FileOwnerAttributeViewImpl implements FileOwnerAttributeView {
+final class FileOwnerAttributeViewImpl
+ implements FileOwnerAttributeView, DynamicFileAttributeView
+{
private static final String OWNER_NAME = "owner";
private final FileAttributeView view;
@@ -70,20 +72,16 @@
setOwner((UserPrincipal)value);
return;
}
- throw new UnsupportedOperationException();
+ throw new UnsupportedOperationException("'" + name() + ":" +
+ attribute + "' not supported");
}
@Override
- public Map<String,?> readAttributes(String first, String[] rest) throws IOException {
+ public Map<String,?> readAttributes(String[] attributes) throws IOException {
Map<String,Object> result = new HashMap<String,Object>();
- if (first.equals("*") || first.equals(OWNER_NAME)) {
- result.put(OWNER_NAME, getOwner());
- } else {
- for (String attribute: rest) {
- if (attribute.equals("*") || attribute.equals(OWNER_NAME)) {
- result.put(OWNER_NAME, getOwner());
- break;
- }
+ for (String attribute: attributes) {
+ if (attribute.equals("*") || attribute.equals(OWNER_NAME)) {
+ result.put(OWNER_NAME, getOwner());
}
}
return result;
--- a/jdk/src/share/classes/sun/nio/fs/MimeType.java Fri Jun 26 21:52:47 2009 -0700
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,73 +0,0 @@
-/*
- * Copyright 2008-2009 Sun Microsystems, Inc. All Rights Reserved.
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
- *
- * This code is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 only, as
- * published by the Free Software Foundation. Sun designates this
- * particular file as subject to the "Classpath" exception as provided
- * by Sun in the LICENSE file that accompanied this code.
- *
- * This code is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
- * version 2 for more details (a copy is included in the LICENSE file that
- * accompanied this code).
- *
- * You should have received a copy of the GNU General Public License version
- * 2 along with this work; if not, write to the Free Software Foundation,
- * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
- * CA 95054 USA or visit www.sun.com if you need additional information or
- * have any questions.
- */
-
-package sun.nio.fs;
-
-/**
- * Represents a MIME type for the purposes of validation and matching. For
- * now this class is implemented using the javax.activation.MimeType class but
- * this dependency can easily be eliminated when required.
- */
-
-public class MimeType {
- private final javax.activation.MimeType type;
-
- private MimeType(javax.activation.MimeType type) {
- this.type = type;
- }
-
- /**
- * Parses the given string as a MIME type.
- *
- * @throws IllegalArgumentException
- * If the string is not a valid MIME type
- */
- public static MimeType parse(String type) {
- try {
- return new MimeType(new javax.activation.MimeType(type));
- } catch (javax.activation.MimeTypeParseException x) {
- throw new IllegalArgumentException(x);
- }
- }
-
- /**
- * Returns {@code true} if this MIME type has parameters.
- */
- public boolean hasParameters() {
- return !type.getParameters().isEmpty();
- }
-
- /**
- * Matches this MIME type against a given MIME type. This method returns
- * true if the given string is a MIME type and it matches this type.
- */
- public boolean match(String other) {
- try {
- return type.match(other);
- } catch (javax.activation.MimeTypeParseException x) {
- return false;
- }
- }
-}
--- a/jdk/src/share/classes/sun/nio/fs/PollingWatchService.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/share/classes/sun/nio/fs/PollingWatchService.java Sun Jun 28 11:47:34 2009 -0700
@@ -265,7 +265,7 @@
// don't follow links
long lastModified = Attributes
.readBasicFileAttributes(entry, LinkOption.NOFOLLOW_LINKS)
- .lastModifiedTime();
+ .lastModifiedTime().toMillis();
entries.put(entry.getName(),
new CacheEntry(lastModified, tickCount));
}
@@ -357,7 +357,7 @@
try {
lastModified = Attributes
.readBasicFileAttributes(entry, LinkOption.NOFOLLOW_LINKS)
- .lastModifiedTime();
+ .lastModifiedTime().toMillis();
} catch (IOException x) {
// unable to get attributes of entry. If file has just
// been deleted then we'll report it as deleted on the
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/src/share/classes/sun/nio/fs/Util.java Sun Jun 28 11:47:34 2009 -0700
@@ -0,0 +1,59 @@
+/*
+ * Copyright 2009 Sun Microsystems, Inc. All Rights Reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation. Sun designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Sun in the LICENSE file that accompanied this code.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ */
+
+package sun.nio.fs;
+
+/**
+ * Utility methods
+ */
+
+class Util {
+ private Util() { }
+
+ /**
+ * Splits a string around the given character. The array returned by this
+ * method contains each substring that is terminated by the character. Use
+ * for simple string spilting cases when needing to avoid loading regex.
+ */
+ static String[] split(String s, char c) {
+ int count = 0;
+ for (int i=0; i<s.length(); i++) {
+ if (s.charAt(i) == c)
+ count++;
+ }
+ String[] result = new String[count+1];
+ int n = 0;
+ int last = 0;
+ for (int i=0; i<s.length(); i++) {
+ if (s.charAt(i) == c) {
+ result[n++] = s.substring(last, i);
+ last = i + 1;
+ }
+ }
+ result[n] = s.substring(last, s.length());
+ return result;
+
+ }
+}
--- a/jdk/src/share/sample/nio/file/Copy.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/share/sample/nio/file/Copy.java Sun Jun 28 11:47:34 2009 -0700
@@ -127,8 +127,7 @@
Path newdir = target.resolve(source.relativize(dir));
try {
BasicFileAttributes attrs = Attributes.readBasicFileAttributes(dir);
- Attributes.setLastModifiedTime(newdir,
- attrs.lastModifiedTime(), attrs.resolution());
+ Attributes.setLastModifiedTime(newdir, attrs.lastModifiedTime());
} catch (IOException x) {
System.err.format("Unable to copy all attributes to: %s: %s%n", newdir, x);
}
--- a/jdk/src/share/sample/nio/file/Xdd.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/share/sample/nio/file/Xdd.java Sun Jun 28 11:47:34 2009 -0700
@@ -59,7 +59,7 @@
// check that user defined attributes are supported by the file system
FileStore store = file.getFileStore();
- if (!store.supportsFileAttributeView("xattr")) {
+ if (!store.supportsFileAttributeView("user")) {
System.err.format("UserDefinedFileAttributeView not supported on %s\n", store);
System.exit(-1);
--- a/jdk/src/solaris/classes/sun/nio/fs/LinuxDosFileAttributeView.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/solaris/classes/sun/nio/fs/LinuxDosFileAttributeView.java Sun Jun 28 11:47:34 2009 -0700
@@ -26,8 +26,7 @@
package sun.nio.fs;
import java.nio.file.attribute.*;
-import java.util.*;
-import java.util.concurrent.TimeUnit;
+import java.util.Map;
import java.io.IOException;
import sun.misc.Unsafe;
@@ -104,10 +103,10 @@
}
@Override
- public Map<String,?> readAttributes(String first, String[] rest)
+ public Map<String,?> readAttributes(String[] attributes)
throws IOException
{
- AttributesBuilder builder = AttributesBuilder.create(first, rest);
+ AttributesBuilder builder = AttributesBuilder.create(attributes);
DosFileAttributes attrs = readAttributes();
addBasicAttributesToBuilder(attrs, builder);
if (builder.match(READONLY_NAME))
@@ -132,22 +131,18 @@
return new DosFileAttributes() {
@Override
- public long lastModifiedTime() {
+ public FileTime lastModifiedTime() {
return attrs.lastModifiedTime();
}
@Override
- public long lastAccessTime() {
+ public FileTime lastAccessTime() {
return attrs.lastAccessTime();
}
@Override
- public long creationTime() {
+ public FileTime creationTime() {
return attrs.creationTime();
}
@Override
- public TimeUnit resolution() {
- return attrs.resolution();
- }
- @Override
public boolean isRegularFile() {
return attrs.isRegularFile();
}
@@ -168,10 +163,6 @@
return attrs.size();
}
@Override
- public int linkCount() {
- return attrs.linkCount();
- }
- @Override
public Object fileKey() {
return attrs.fileKey();
}
--- a/jdk/src/solaris/classes/sun/nio/fs/LinuxFileStore.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/solaris/classes/sun/nio/fs/LinuxFileStore.java Sun Jun 28 11:47:34 2009 -0700
@@ -53,7 +53,7 @@
*/
@Override
UnixMountEntry findMountEntry() throws IOException {
- UnixFileSystem fs = file().getFileSystem();
+ LinuxFileSystem fs = (LinuxFileSystem)file().getFileSystem();
// step 1: get realpath
UnixPath path = null;
@@ -79,14 +79,15 @@
parent = parent.getParent();
}
- // step 3: lookup mounted file systems
+ // step 3: lookup mounted file systems (use /proc/mounts to ensure we
+ // find the file system even when not in /etc/mtab)
byte[] dir = path.asByteArray();
- for (UnixMountEntry entry: fs.getMountEntries()) {
+ for (UnixMountEntry entry: fs.getMountEntries("/proc/mounts")) {
if (Arrays.equals(dir, entry.dir()))
return entry;
}
- throw new IOException("Mount point not found in mtab");
+ throw new IOException("Mount point not found");
}
// returns true if extended attributes enabled on file system where given
@@ -113,9 +114,9 @@
@Override
public boolean supportsFileAttributeView(String name) {
- // support DosFileAttributeView and NamedAttributeView if extended
+ // support DosFileAttributeView and UserDefinedAttributeView if extended
// attributes enabled
- if (name.equals("dos") || name.equals("xattr")) {
+ if (name.equals("dos") || name.equals("user")) {
// lookup fstypes.properties
FeatureStatus status = checkIfFeaturePresent("user_xattr");
if (status == FeatureStatus.PRESENT)
--- a/jdk/src/solaris/classes/sun/nio/fs/LinuxFileSystem.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/solaris/classes/sun/nio/fs/LinuxFileSystem.java Sun Jun 28 11:47:34 2009 -0700
@@ -39,7 +39,6 @@
class LinuxFileSystem extends UnixFileSystem {
private final boolean hasInotify;
- private final boolean hasAtSysCalls;
LinuxFileSystem(UnixFileSystemProvider provider, String dir) {
super(provider, dir);
@@ -47,14 +46,14 @@
// assume X.Y[-Z] format
String osversion = AccessController
.doPrivileged(new GetPropertyAction("os.version"));
- String[] vers = osversion.split("\\.", 0);
+ String[] vers = Util.split(osversion, '.');
assert vers.length >= 2;
int majorVersion = Integer.parseInt(vers[0]);
int minorVersion = Integer.parseInt(vers[1]);
int microVersion = 0;
if (vers.length > 2) {
- String[] microVers = vers[2].split("-", 0);
+ String[] microVers = Util.split(vers[2], '-');
microVersion = (microVers.length > 0) ?
Integer.parseInt(microVers[0]) : 0;
}
@@ -63,11 +62,6 @@
this.hasInotify = ((majorVersion > 2) ||
(majorVersion == 2 && minorVersion > 6) ||
((majorVersion == 2) && (minorVersion == 6) && (microVersion >= 13)));
-
- // openat etc. available since 2.6.16
- this.hasAtSysCalls = ((majorVersion > 2) ||
- (majorVersion == 2 && minorVersion > 6) ||
- ((majorVersion == 2) && (minorVersion == 6) && (microVersion >= 16)));
}
@Override
@@ -97,13 +91,13 @@
@Override
@SuppressWarnings("unchecked")
- public FileAttributeView newFileAttributeView(String name,
- UnixPath file,
- LinkOption... options)
+ public DynamicFileAttributeView newFileAttributeView(String name,
+ UnixPath file,
+ LinkOption... options)
{
if (name.equals("dos"))
return new LinuxDosFileAttributeView(file, followLinks(options));
- if (name.equals("xattr"))
+ if (name.equals("user"))
return new LinuxUserDefinedFileAttributeView(file, followLinks(options));
return super.newFileAttributeView(name, file, options);
}
@@ -117,7 +111,7 @@
result.addAll(UnixFileSystem.standardFileAttributeViews());
// additional Linux-specific views
result.add("dos");
- result.add("xattr");
+ result.add("user");
return Collections.unmodifiableSet(result);
}
}
@@ -132,19 +126,13 @@
LinuxUserDefinedFileAttributeView.copyExtendedAttributes(ofd, nfd);
}
- @Override
- boolean supportsSecureDirectoryStreams() {
- return hasAtSysCalls;
- }
-
/**
- * Returns object to iterate over entries in /etc/mtab
+ * Returns object to iterate over the mount entries in the given fstab file.
*/
- @Override
- Iterable<UnixMountEntry> getMountEntries() {
+ Iterable<UnixMountEntry> getMountEntries(String fstab) {
ArrayList<UnixMountEntry> entries = new ArrayList<UnixMountEntry>();
try {
- long fp = setmntent("/etc/mtab".getBytes(), "r".getBytes());
+ long fp = setmntent(fstab.getBytes(), "r".getBytes());
try {
for (;;) {
UnixMountEntry entry = new UnixMountEntry();
@@ -163,6 +151,14 @@
return entries;
}
+ /**
+ * Returns object to iterate over the mount entries in /etc/mtab
+ */
+ @Override
+ Iterable<UnixMountEntry> getMountEntries() {
+ return getMountEntries("/etc/mtab");
+ }
+
@Override
FileStore getFileStore(UnixPath path) throws IOException {
return new LinuxFileStore(path);
--- a/jdk/src/solaris/classes/sun/nio/fs/SolarisAclFileAttributeView.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/solaris/classes/sun/nio/fs/SolarisAclFileAttributeView.java Sun Jun 28 11:47:34 2009 -0700
@@ -98,7 +98,7 @@
// map UserPrincipal to uid and flags
UserPrincipal who = ace.principal();
- if (!(who instanceof UnixUserPrincipals))
+ if (!(who instanceof UnixUserPrincipals.User))
throw new ProviderMismatchException();
UnixUserPrincipals.User user = (UnixUserPrincipals.User)who;
int uid;
--- a/jdk/src/solaris/classes/sun/nio/fs/SolarisFileStore.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/solaris/classes/sun/nio/fs/SolarisFileStore.java Sun Jun 28 11:47:34 2009 -0700
@@ -83,7 +83,7 @@
// AclFileAttributeView available on ZFS
return (type().equals("zfs"));
}
- if (name.equals("xattr")) {
+ if (name.equals("user")) {
// lookup fstypes.properties
FeatureStatus status = checkIfFeaturePresent("xattr");
if (status == FeatureStatus.PRESENT)
--- a/jdk/src/solaris/classes/sun/nio/fs/SolarisFileSystem.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/solaris/classes/sun/nio/fs/SolarisFileSystem.java Sun Jun 28 11:47:34 2009 -0700
@@ -46,7 +46,7 @@
// check os.version
String osversion = AccessController
.doPrivileged(new GetPropertyAction("os.version"));
- String[] vers = osversion.split("\\.", 0);
+ String[] vers = Util.split(osversion, '.');
assert vers.length >= 2;
int majorVersion = Integer.parseInt(vers[0]);
int minorVersion = Integer.parseInt(vers[1]);
@@ -85,13 +85,13 @@
}
@Override
- protected FileAttributeView newFileAttributeView(String name,
- UnixPath file,
- LinkOption... options)
+ protected DynamicFileAttributeView newFileAttributeView(String name,
+ UnixPath file,
+ LinkOption... options)
{
if (name.equals("acl"))
return new SolarisAclFileAttributeView(file, followLinks(options));
- if (name.equals("xattr"))
+ if (name.equals("user"))
return new SolarisUserDefinedFileAttributeView(file, followLinks(options));
return super.newFileAttributeView(name, file, options);
}
@@ -105,7 +105,7 @@
result.addAll(UnixFileSystem.standardFileAttributeViews());
// additional Solaris-specific views
result.add("acl");
- result.add("xattr");
+ result.add("user");
return Collections.unmodifiableSet(result);
}
}
@@ -121,11 +121,6 @@
// TDB: copy ACL from source to target
}
- @Override
- boolean supportsSecureDirectoryStreams() {
- return true;
- }
-
/**
* Returns object to iterate over entries in /etc/mnttab
*/
--- a/jdk/src/solaris/classes/sun/nio/fs/UnixChannelFactory.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/solaris/classes/sun/nio/fs/UnixChannelFactory.java Sun Jun 28 11:47:34 2009 -0700
@@ -49,13 +49,13 @@
private static final JavaIOFileDescriptorAccess fdAccess =
SharedSecrets.getJavaIOFileDescriptorAccess();
- private UnixChannelFactory() {
+ protected UnixChannelFactory() {
}
/**
* Represents the flags from a user-supplied set of open options.
*/
- private static class Flags {
+ protected static class Flags {
boolean read;
boolean write;
boolean append;
@@ -179,11 +179,11 @@
* Opens file based on parameters and options, returning a FileDescriptor
* encapsulating the handle to the open file.
*/
- static FileDescriptor open(int dfd,
- UnixPath path,
- String pathForPermissionCheck,
- Flags flags,
- int mode)
+ protected static FileDescriptor open(int dfd,
+ UnixPath path,
+ String pathForPermissionCheck,
+ Flags flags,
+ int mode)
throws UnixException
{
// map to oflags
--- a/jdk/src/solaris/classes/sun/nio/fs/UnixCopyFile.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/solaris/classes/sun/nio/fs/UnixCopyFile.java Sun Jun 28 11:47:34 2009 -0700
@@ -30,6 +30,7 @@
import java.security.AccessController;
import java.security.PrivilegedAction;
import java.util.concurrent.ExecutionException;
+import java.util.concurrent.TimeUnit;
import com.sun.nio.file.ExtendedCopyOption;
import static sun.nio.fs.UnixNativeDispatcher.*;
@@ -189,11 +190,13 @@
if (flags.copyBasicAttributes) {
try {
if (dfd >= 0) {
- futimes(dfd, attrs.lastAccessTime(),
- attrs.lastModifiedTime());
+ futimes(dfd,
+ attrs.lastAccessTime().to(TimeUnit.MICROSECONDS),
+ attrs.lastModifiedTime().to(TimeUnit.MICROSECONDS));
} else {
- utimes(target, attrs.lastAccessTime(),
- attrs.lastModifiedTime());
+ utimes(target,
+ attrs.lastAccessTime().to(TimeUnit.MICROSECONDS),
+ attrs.lastModifiedTime().to(TimeUnit.MICROSECONDS));
}
} catch (UnixException x) {
// unable to set times
@@ -266,7 +269,9 @@
// copy time attributes
if (flags.copyBasicAttributes) {
try {
- futimes(fo, attrs.lastAccessTime(), attrs.lastModifiedTime());
+ futimes(fo,
+ attrs.lastAccessTime().to(TimeUnit.MICROSECONDS),
+ attrs.lastModifiedTime().to(TimeUnit.MICROSECONDS));
} catch (UnixException x) {
if (flags.failIfUnableToCopyBasic)
x.rethrowAsIOException(target);
@@ -341,7 +346,9 @@
}
if (flags.copyBasicAttributes) {
try {
- utimes(target, attrs.lastAccessTime(), attrs.lastModifiedTime());
+ utimes(target,
+ attrs.lastAccessTime().to(TimeUnit.MICROSECONDS),
+ attrs.lastModifiedTime().to(TimeUnit.MICROSECONDS));
} catch (UnixException x) {
if (flags.failIfUnableToCopyBasic)
x.rethrowAsIOException(target);
--- a/jdk/src/solaris/classes/sun/nio/fs/UnixDirectoryStream.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/solaris/classes/sun/nio/fs/UnixDirectoryStream.java Sun Jun 28 11:47:34 2009 -0700
@@ -194,8 +194,11 @@
Path entry = dir.resolve(nameAsBytes);
// return entry if no filter or filter accepts it
- if (filter.accept(entry)) {
- return entry;
+ try {
+ if (filter == null || filter.accept(entry))
+ return entry;
+ } catch (IOException ioe) {
+ throwAsConcurrentModificationException(ioe);
}
}
}
@@ -248,7 +251,7 @@
((UnixSecureDirectoryStream)stream)
.implDelete(entry.getName(), false, 0);
} else {
- entry.delete(true);
+ entry.delete();
}
} catch (IOException ioe) {
throwAsConcurrentModificationException(ioe);
--- a/jdk/src/solaris/classes/sun/nio/fs/UnixFileAttributeViews.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/solaris/classes/sun/nio/fs/UnixFileAttributeViews.java Sun Jun 28 11:47:34 2009 -0700
@@ -56,11 +56,11 @@
return null; // keep compiler happy
}
}
+
@Override
- public void setTimes(Long lastModifiedTime,
- Long lastAccessTime,
- Long createTime,
- TimeUnit unit) throws IOException
+ public void setTimes(FileTime lastModifiedTime,
+ FileTime lastAccessTime,
+ FileTime createTime) throws IOException
{
// null => don't change
if (lastModifiedTime == null && lastAccessTime == null) {
@@ -68,54 +68,50 @@
return;
}
+ // permission check
file.checkWrite();
int fd = file.openForAttributeAccess(followLinks);
try {
- UnixFileAttributes attrs = null;
-
// if not changing both attributes then need existing attributes
if (lastModifiedTime == null || lastAccessTime == null) {
try {
- attrs = UnixFileAttributes.get(fd);
+ UnixFileAttributes attrs = UnixFileAttributes.get(fd);
+ if (lastModifiedTime == null)
+ lastModifiedTime = attrs.lastModifiedTime();
+ if (lastAccessTime == null)
+ lastAccessTime = attrs.lastAccessTime();
} catch (UnixException x) {
x.rethrowAsIOException(file);
}
}
- // modified time = existing, now, or new value
- long modTime;
- if (lastModifiedTime == null) {
- modTime = attrs.lastModifiedTime();
- } else {
- if (lastModifiedTime >= 0L) {
- modTime = TimeUnit.MILLISECONDS.convert(lastModifiedTime, unit);
+ // uptime times
+ long modValue = lastModifiedTime.to(TimeUnit.MICROSECONDS);
+ long accessValue= lastAccessTime.to(TimeUnit.MICROSECONDS);
+
+ boolean retry = false;
+ try {
+ futimes(fd, accessValue, modValue);
+ } catch (UnixException x) {
+ // if futimes fails with EINVAL and one/both of the times is
+ // negative then we adjust the value to the epoch and retry.
+ if (x.errno() == UnixConstants.EINVAL &&
+ (modValue < 0L || accessValue < 0L)) {
+ retry = true;
} else {
- if (lastModifiedTime != -1L)
- throw new IllegalArgumentException();
- modTime = System.currentTimeMillis();
+ x.rethrowAsIOException(file);
}
}
-
- // access time = existing, now, or new value
- long accTime;
- if (lastAccessTime == null) {
- accTime = attrs.lastAccessTime();
- } else {
- if (lastAccessTime >= 0L) {
- accTime = TimeUnit.MILLISECONDS.convert(lastAccessTime, unit);
- } else {
- if (lastAccessTime != -1L)
- throw new IllegalArgumentException();
- accTime = System.currentTimeMillis();
+ if (retry) {
+ if (modValue < 0L) modValue = 0L;
+ if (accessValue < 0L) accessValue= 0L;
+ try {
+ futimes(fd, accessValue, modValue);
+ } catch (UnixException x) {
+ x.rethrowAsIOException(file);
}
}
-
- try {
- futimes(fd, accTime, modTime);
- } catch (UnixException x) {
- x.rethrowAsIOException(file);
- }
} finally {
close(fd);
}
@@ -199,10 +195,10 @@
}
@Override
- public Map<String,?> readAttributes(String first, String[] rest)
+ public Map<String,?> readAttributes(String[] attributes)
throws IOException
{
- AttributesBuilder builder = AttributesBuilder.create(first, rest);
+ AttributesBuilder builder = AttributesBuilder.create(attributes);
PosixFileAttributes attrs = readAttributes();
addBasicAttributesToBuilder(attrs, builder);
addPosixAttributesToBuilder(attrs, builder);
@@ -297,6 +293,7 @@
private static final String INO_NAME = "ino";
private static final String DEV_NAME = "dev";
private static final String RDEV_NAME = "rdev";
+ private static final String NLINK_NAME = "nlink";
private static final String UID_NAME = "uid";
private static final String GID_NAME = "gid";
private static final String CTIME_NAME = "ctime";
@@ -320,6 +317,8 @@
return readAttributes().dev();
if (attribute.equals(RDEV_NAME))
return readAttributes().rdev();
+ if (attribute.equals(NLINK_NAME))
+ return readAttributes().nlink();
if (attribute.equals(UID_NAME))
return readAttributes().uid();
if (attribute.equals(GID_NAME))
@@ -349,10 +348,10 @@
}
@Override
- public Map<String,?> readAttributes(String first, String[] rest)
+ public Map<String,?> readAttributes(String[] attributes)
throws IOException
{
- AttributesBuilder builder = AttributesBuilder.create(first, rest);
+ AttributesBuilder builder = AttributesBuilder.create(attributes);
UnixFileAttributes attrs = readAttributes();
addBasicAttributesToBuilder(attrs, builder);
addPosixAttributesToBuilder(attrs, builder);
@@ -364,6 +363,8 @@
builder.add(DEV_NAME, attrs.dev());
if (builder.match(RDEV_NAME))
builder.add(RDEV_NAME, attrs.rdev());
+ if (builder.match(NLINK_NAME))
+ builder.add(NLINK_NAME, attrs.nlink());
if (builder.match(UID_NAME))
builder.add(UID_NAME, attrs.uid());
if (builder.match(GID_NAME))
@@ -374,19 +375,19 @@
}
}
- static BasicFileAttributeView createBasicView(UnixPath file, boolean followLinks) {
+ static Basic createBasicView(UnixPath file, boolean followLinks) {
return new Basic(file, followLinks);
}
- static PosixFileAttributeView createPosixView(UnixPath file, boolean followLinks) {
+ static Posix createPosixView(UnixPath file, boolean followLinks) {
return new Posix(file, followLinks);
}
- static PosixFileAttributeView createUnixView(UnixPath file, boolean followLinks) {
+ static Unix createUnixView(UnixPath file, boolean followLinks) {
return new Unix(file, followLinks);
}
- static FileOwnerAttributeView createOwnerView(UnixPath file, boolean followLinks) {
+ static FileOwnerAttributeViewImpl createOwnerView(UnixPath file, boolean followLinks) {
return new FileOwnerAttributeViewImpl(createPosixView(file, followLinks));
}
}
--- a/jdk/src/solaris/classes/sun/nio/fs/UnixFileAttributes.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/solaris/classes/sun/nio/fs/UnixFileAttributes.java Sun Jun 28 11:47:34 2009 -0700
@@ -97,9 +97,13 @@
long ino() { return st_ino; }
long dev() { return st_dev; }
long rdev() { return st_rdev; }
+ int nlink() { return st_nlink; }
int uid() { return st_uid; }
int gid() { return st_gid; }
- long ctime() { return st_ctime; }
+
+ FileTime ctime() {
+ return FileTime.from(st_ctime, TimeUnit.SECONDS);
+ }
boolean isDevice() {
int type = st_mode & UnixConstants.S_IFMT;
@@ -109,23 +113,18 @@
}
@Override
- public long lastModifiedTime() {
- return st_mtime;
+ public FileTime lastModifiedTime() {
+ return FileTime.from(st_mtime, TimeUnit.SECONDS);
}
@Override
- public long lastAccessTime() {
- return st_atime;
+ public FileTime lastAccessTime() {
+ return FileTime.from(st_atime, TimeUnit.SECONDS);
}
@Override
- public long creationTime() {
- return -1L;
- }
-
- @Override
- public TimeUnit resolution() {
- return TimeUnit.MILLISECONDS;
+ public FileTime creationTime() {
+ return null;
}
@Override
@@ -157,11 +156,6 @@
}
@Override
- public int linkCount() {
- return st_nlink;
- }
-
- @Override
public UnixFileKey fileKey() {
if (key == null) {
synchronized (this) {
@@ -260,22 +254,18 @@
}
@Override
- public long lastModifiedTime() {
+ public FileTime lastModifiedTime() {
return attrs.lastModifiedTime();
}
@Override
- public long lastAccessTime() {
+ public FileTime lastAccessTime() {
return attrs.lastAccessTime();
}
@Override
- public long creationTime() {
+ public FileTime creationTime() {
return attrs.creationTime();
}
@Override
- public TimeUnit resolution() {
- return attrs.resolution();
- }
- @Override
public boolean isRegularFile() {
return attrs.isRegularFile();
}
@@ -296,10 +286,6 @@
return attrs.size();
}
@Override
- public int linkCount() {
- return attrs.linkCount();
- }
- @Override
public Object fileKey() {
return attrs.fileKey();
}
--- a/jdk/src/solaris/classes/sun/nio/fs/UnixFileKey.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/solaris/classes/sun/nio/fs/UnixFileKey.java Sun Jun 28 11:47:34 2009 -0700
@@ -53,4 +53,15 @@
UnixFileKey other = (UnixFileKey)obj;
return (this.st_dev == other.st_dev) && (this.st_ino == other.st_ino);
}
+
+ @Override
+ public String toString() {
+ StringBuilder sb = new StringBuilder();
+ sb.append("(dev=")
+ .append(Long.toHexString(st_dev))
+ .append(",ino=")
+ .append(st_ino)
+ .append(')');
+ return sb.toString();
+ }
}
--- a/jdk/src/solaris/classes/sun/nio/fs/UnixFileModeAttribute.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/solaris/classes/sun/nio/fs/UnixFileModeAttribute.java Sun Jun 28 11:47:34 2009 -0700
@@ -42,10 +42,7 @@
static final int TEMPFILE_PERMISSIONS =
UnixConstants.S_IRUSR | UnixConstants.S_IWUSR | UnixConstants.S_IXUSR;
- private Set<PosixFilePermission> perms;
-
- UnixFileModeAttribute() {
- perms = Collections.emptySet();
+ private UnixFileModeAttribute() {
}
static int toUnixMode(Set<PosixFilePermission> perms) {
--- a/jdk/src/solaris/classes/sun/nio/fs/UnixFileStore.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/solaris/classes/sun/nio/fs/UnixFileStore.java Sun Jun 28 11:47:34 2009 -0700
@@ -78,7 +78,7 @@
/**
* Returns true if this file store represents a loopback file system that
- * will have the same device ID as undelrying file system.
+ * will have the same device ID as underlying file system.
*/
abstract boolean isLoopback();
@@ -111,22 +111,33 @@
@Override
@SuppressWarnings("unchecked")
- public <V extends FileStoreAttributeView> V getFileStoreAttributeView(Class<V> viewType)
+ public <V extends FileStoreAttributeView> V getFileStoreAttributeView(Class<V> view)
{
- if (viewType == FileStoreSpaceAttributeView.class)
+ if (view == null)
+ throw new NullPointerException();
+ if (view == FileStoreSpaceAttributeView.class)
return (V) new UnixFileStoreSpaceAttributeView(this);
return (V) null;
}
@Override
- public FileStoreAttributeView getFileStoreAttributeView(String name) {
- if (name.equals("space"))
- return new UnixFileStoreSpaceAttributeView(this);
- return null;
+ public Object getAttribute(String attribute) throws IOException {
+ if (attribute.equals("space:totalSpace"))
+ return new UnixFileStoreSpaceAttributeView(this)
+ .readAttributes().totalSpace();
+ if (attribute.equals("space:usableSpace"))
+ return new UnixFileStoreSpaceAttributeView(this)
+ .readAttributes().usableSpace();
+ if (attribute.equals("space:unallocatedSpace"))
+ return new UnixFileStoreSpaceAttributeView(this)
+ .readAttributes().unallocatedSpace();
+ throw new UnsupportedOperationException("'" + attribute + "' not recognized");
}
@Override
public boolean supportsFileAttributeView(Class<? extends FileAttributeView> type) {
+ if (type == null)
+ throw new NullPointerException();
if (type == BasicFileAttributeView.class)
return true;
if (type == PosixFileAttributeView.class ||
@@ -187,7 +198,7 @@
}
private static class UnixFileStoreSpaceAttributeView
- extends AbstractFileStoreSpaceAttributeView
+ implements FileStoreSpaceAttributeView
{
private final UnixFileStore fs;
@@ -196,6 +207,11 @@
}
@Override
+ public String name() {
+ return "space";
+ }
+
+ @Override
public FileStoreSpaceAttributes readAttributes()
throws IOException
{
@@ -275,7 +291,7 @@
private static Properties loadProperties() {
Properties result = new Properties();
String fstypes = System.getProperty("java.home") + "/lib/fstypes.properties";
- FileRef file = Paths.get(fstypes);
+ Path file = Paths.get(fstypes);
try {
ReadableByteChannel rbc = file.newByteChannel();
try {
--- a/jdk/src/solaris/classes/sun/nio/fs/UnixFileSystem.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/solaris/classes/sun/nio/fs/UnixFileSystem.java Sun Jun 28 11:47:34 2009 -0700
@@ -137,13 +137,9 @@
* @param tfd
* Open file descriptor to target file
*/
- abstract void copyNonPosixAttributes(int sfd, int tfd);
-
- /**
- * Tells if directory relative system calls (openat, etc.) are available
- * on this operating system.
- */
- abstract boolean supportsSecureDirectoryStreams();
+ void copyNonPosixAttributes(int sfd, int tfd) {
+ // no-op by default
+ }
/**
* Unix systems only have a single root directory (/)
@@ -340,9 +336,9 @@
return Arrays.asList("basic", "posix", "unix", "owner");
}
- protected FileAttributeView newFileAttributeView(String name,
- UnixPath file,
- LinkOption... options)
+ protected DynamicFileAttributeView newFileAttributeView(String name,
+ UnixPath file,
+ LinkOption... options)
{
boolean followLinks = followLinks(options);
if (name.equals("basic"))
--- a/jdk/src/solaris/classes/sun/nio/fs/UnixFileSystemProvider.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/solaris/classes/sun/nio/fs/UnixFileSystemProvider.java Sun Jun 28 11:47:34 2009 -0700
@@ -93,7 +93,7 @@
return UnixUriUtils.fromUri(theFileSystem, uri);
}
- private UnixPath checkPath(Path obj) {
+ protected UnixPath checkPath(Path obj) {
if (obj == null)
throw new NullPointerException();
if (!(obj instanceof UnixPath))
@@ -102,9 +102,9 @@
}
@Override
- public final FileChannel newFileChannel(Path obj,
- Set<? extends OpenOption> options,
- FileAttribute<?>... attrs)
+ public FileChannel newFileChannel(Path obj,
+ Set<? extends OpenOption> options,
+ FileAttribute<?>... attrs)
throws IOException
{
UnixPath file = checkPath(obj);
@@ -119,10 +119,10 @@
}
@Override
- public final AsynchronousFileChannel newAsynchronousFileChannel(Path obj,
- Set<? extends OpenOption> options,
- ExecutorService executor,
- FileAttribute<?>... attrs) throws IOException
+ public AsynchronousFileChannel newAsynchronousFileChannel(Path obj,
+ Set<? extends OpenOption> options,
+ ExecutorService executor,
+ FileAttribute<?>... attrs) throws IOException
{
UnixPath file = checkPath(obj);
int mode = UnixFileModeAttribute
--- a/jdk/src/solaris/classes/sun/nio/fs/UnixMountEntry.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/solaris/classes/sun/nio/fs/UnixMountEntry.java Sun Jun 28 11:47:34 2009 -0700
@@ -66,7 +66,7 @@
boolean hasOption(String requested) {
if (optionsAsString == null)
optionsAsString = new String(opts);
- for (String opt: optionsAsString.split("\\,", 0)) {
+ for (String opt: Util.split(optionsAsString, ',')) {
if (opt.equals(requested))
return true;
}
--- a/jdk/src/solaris/classes/sun/nio/fs/UnixNativeDispatcher.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/solaris/classes/sun/nio/fs/UnixNativeDispatcher.java Sun Jun 28 11:47:34 2009 -0700
@@ -542,8 +542,17 @@
*/
static native byte[] strerror(int errnum);
- // initialize field IDs
- private static native void initIDs();
+ // indicates if openat, unlinkat, etc. is supported
+ private static final boolean hasAtSysCalls;
+ static boolean supportsAtSysCalls() {
+ return hasAtSysCalls;
+ }
+
+ // initialize syscalls and fieldIDs
+ private static native int init();
+
+ // flags returned by init to indicate capabilities
+ private static final int HAS_AT_SYSCALLS = 0x1;
static {
AccessController.doPrivileged(new PrivilegedAction<Void>() {
@@ -551,6 +560,8 @@
System.loadLibrary("nio");
return null;
}});
- initIDs();
+ int flags = init();
+
+ hasAtSysCalls = (flags & HAS_AT_SYSCALLS) > 0;
}
}
--- a/jdk/src/solaris/classes/sun/nio/fs/UnixPath.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/solaris/classes/sun/nio/fs/UnixPath.java Sun Jun 28 11:47:34 2009 -0700
@@ -28,7 +28,6 @@
import java.nio.*;
import java.nio.file.*;
import java.nio.file.attribute.*;
-import java.nio.file.spi.AbstractPath;
import java.nio.charset.*;
import java.nio.channels.*;
import java.security.AccessController;
@@ -88,10 +87,9 @@
char prevChar = 0;
for (int i=0; i < n; i++) {
char c = input.charAt(i);
- if (c == '\u0000')
- throw new InvalidPathException(input, "Nul character not allowed");
if ((c == '/') && (prevChar == '/'))
return normalize(input, n, i - 1);
+ checkNotNul(input, c);
prevChar = c;
}
if (prevChar == '/')
@@ -99,6 +97,11 @@
return input;
}
+ private static void checkNotNul(String input, char c) {
+ if (c == '\u0000')
+ throw new InvalidPathException(input, "Nul character not allowed");
+ }
+
private static String normalize(String input, int len, int off) {
if (len == 0)
return input;
@@ -114,6 +117,7 @@
char c = input.charAt(i);
if ((c == '/') && (prevChar == '/'))
continue;
+ checkNotNul(input, c);
sb.append(c);
prevChar = c;
}
@@ -862,7 +866,7 @@
}
@Override
- public void delete(boolean failIfNotExists) throws IOException {
+ void implDelete(boolean failIfNotExists) throws IOException {
checkDelete();
// need file attributes to know if file is directory
@@ -896,13 +900,14 @@
throw new NullPointerException();
checkRead();
- // can't return SecureDirectoryStream on older kernels.
- if (!getFileSystem().supportsSecureDirectoryStreams()) {
+ // can't return SecureDirectoryStream on kernels that don't support
+ // openat, etc.
+ if (!supportsAtSysCalls()) {
try {
long ptr = opendir(this);
return new UnixDirectoryStream(this, ptr, filter);
} catch (UnixException x) {
- if (x.errno() == UnixConstants.ENOTDIR)
+ if (x.errno() == ENOTDIR)
throw new NotDirectoryException(getPathForExecptionMessage());
x.rethrowAsIOException(this);
}
@@ -959,7 +964,9 @@
}
@Override
- public FileAttributeView getFileAttributeView(String name, LinkOption... options) {
+ public DynamicFileAttributeView getFileAttributeView(String name,
+ LinkOption... options)
+ {
return getFileSystem().newFileAttributeView(name, this, options);
}
@@ -980,20 +987,8 @@
}
@Override
- public InputStream newInputStream()throws IOException {
- try {
- Set<OpenOption> options = Collections.emptySet();
- FileChannel fc = UnixChannelFactory.newFileChannel(this, options, 0);
- return Channels.newInputStream(fc);
- } catch (UnixException x) {
- x.rethrowAsIOException(this);
- return null; // keep compiler happy
- }
- }
-
- @Override
public SeekableByteChannel newByteChannel(Set<? extends OpenOption> options,
- FileAttribute<?>... attrs)
+ FileAttribute<?>... attrs)
throws IOException
{
int mode = UnixFileModeAttribute
@@ -1007,29 +1002,7 @@
}
@Override
- public OutputStream newOutputStream(Set<? extends OpenOption> options,
- FileAttribute<?>... attrs)
- throws IOException
- {
- // need to copy options to add WRITE
- Set<OpenOption> opts = new HashSet<OpenOption>(options);
- if (opts.contains(StandardOpenOption.READ))
- throw new IllegalArgumentException("READ not allowed");
- opts.add(StandardOpenOption.WRITE);
-
- int mode = UnixFileModeAttribute
- .toUnixMode(UnixFileModeAttribute.ALL_READWRITE, attrs);
- try {
- FileChannel fc = UnixChannelFactory.newFileChannel(this, opts, mode);
- return Channels.newOutputStream(fc);
- } catch (UnixException x) {
- x.rethrowAsIOException(this);
- return null; // keep compiler happy
- }
- }
-
- @Override
- public boolean isSameFile(FileRef obj) throws IOException {
+ public boolean isSameFile(Path obj) throws IOException {
if (this.equals(obj))
return true;
if (!(obj instanceof UnixPath)) // includes null check
@@ -1188,13 +1161,6 @@
}
result = result.resolve(element);
}
-
- // finally check that file exists
- try {
- UnixFileAttributes.get(result, true);
- } catch (UnixException x) {
- x.rethrowAsIOException(result);
- }
return result;
}
--- a/jdk/src/solaris/classes/sun/nio/fs/UnixSecureDirectoryStream.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/solaris/classes/sun/nio/fs/UnixSecureDirectoryStream.java Sun Jun 28 11:47:34 2009 -0700
@@ -40,7 +40,7 @@
*/
class UnixSecureDirectoryStream
- extends SecureDirectoryStream
+ extends SecureDirectoryStream<Path>
{
private final UnixDirectoryStream ds;
private final int dfd;
@@ -85,13 +85,13 @@
* Opens sub-directory in this directory
*/
@Override
- public SecureDirectoryStream newDirectoryStream(Path obj,
- boolean followLinks,
- DirectoryStream.Filter<? super Path> filter)
+ public SecureDirectoryStream<Path> newDirectoryStream(Path obj,
+ LinkOption... options)
throws IOException
{
UnixPath file = getName(obj);
UnixPath child = ds.directory().resolve(file);
+ boolean followLinks = file.getFileSystem().followLinks(options);
// permission check using name resolved against original path of directory
SecurityManager sm = System.getSecurityManager();
@@ -124,7 +124,7 @@
throw new NotDirectoryException(file.toString());
x.rethrowAsIOException(file);
}
- return new UnixSecureDirectoryStream(child, ptr, newdfd2, filter);
+ return new UnixSecureDirectoryStream(child, ptr, newdfd2, null);
} finally {
ds.readLock().unlock();
}
@@ -225,7 +225,7 @@
* Rename/move file in this directory to another (open) directory
*/
@Override
- public void move(Path fromObj, SecureDirectoryStream dir, Path toObj)
+ public void move(Path fromObj, SecureDirectoryStream<Path> dir, Path toObj)
throws IOException
{
UnixPath from = getName(fromObj);
@@ -310,14 +310,11 @@
* A BasicFileAttributeView implementation that using a dfd/name pair.
*/
private class BasicFileAttributeViewImpl
- extends AbstractBasicFileAttributeView
+ implements BasicFileAttributeView
{
final UnixPath file;
final boolean followLinks;
- // set to true when binding to another object
- volatile boolean forwarding;
-
BasicFileAttributeViewImpl(UnixPath file, boolean followLinks)
{
this.file = file;
@@ -380,17 +377,11 @@
}
@Override
- public void setTimes(Long lastModifiedTime,
- Long lastAccessTime,
- Long createTime, // ignore
- TimeUnit unit)
+ public void setTimes(FileTime lastModifiedTime,
+ FileTime lastAccessTime,
+ FileTime createTime) // ignore
throws IOException
{
- // no effect
- if (lastModifiedTime == null && lastAccessTime == null) {
- return;
- }
-
checkWriteAccess();
ds.readLock().lock();
@@ -400,47 +391,23 @@
int fd = (file == null) ? dfd : open();
try {
- UnixFileAttributes attrs = null;
-
// if not changing both attributes then need existing attributes
if (lastModifiedTime == null || lastAccessTime == null) {
try {
- attrs = UnixFileAttributes.get(fd);
+ UnixFileAttributes attrs = UnixFileAttributes.get(fd);
+ if (lastModifiedTime == null)
+ lastModifiedTime = attrs.lastModifiedTime();
+ if (lastAccessTime == null)
+ lastAccessTime = attrs.lastAccessTime();
} catch (UnixException x) {
x.rethrowAsIOException(file);
}
}
-
- // modified time = existing, now, or new value
- long modTime;
- if (lastModifiedTime == null) {
- modTime = attrs.lastModifiedTime();
- } else {
- if (lastModifiedTime >= 0L) {
- modTime = TimeUnit.MILLISECONDS.convert(lastModifiedTime, unit);
- } else {
- if (lastModifiedTime != -1L)
- throw new IllegalArgumentException();
- modTime = System.currentTimeMillis();
- }
- }
-
- // access time = existing, now, or new value
- long accTime;
- if (lastAccessTime == null) {
- accTime = attrs.lastAccessTime();
- } else {
- if (lastAccessTime >= 0L) {
- accTime = TimeUnit.MILLISECONDS.convert(lastAccessTime, unit);
- } else {
- if (lastAccessTime != -1L)
- throw new IllegalArgumentException();
- accTime = System.currentTimeMillis();
- }
- }
-
+ // update times
try {
- futimes(fd, accTime, modTime);
+ futimes(fd,
+ lastAccessTime.to(TimeUnit.MICROSECONDS),
+ lastModifiedTime.to(TimeUnit.MICROSECONDS));
} catch (UnixException x) {
x.rethrowAsIOException(file);
}
@@ -460,10 +427,6 @@
private class PosixFileAttributeViewImpl
extends BasicFileAttributeViewImpl implements PosixFileAttributeView
{
- private static final String PERMISSIONS_NAME = "permissions";
- private static final String OWNER_NAME = "owner";
- private static final String GROUP_NAME = "group";
-
PosixFileAttributeViewImpl(UnixPath file, boolean followLinks) {
super(file, followLinks);
}
@@ -482,59 +445,6 @@
}
@Override
- public Object getAttribute(String attribute) throws IOException {
- if (attribute.equals(PERMISSIONS_NAME))
- return readAttributes().permissions();
- if (attribute.equals(OWNER_NAME))
- return readAttributes().owner();
- if (attribute.equals(GROUP_NAME))
- return readAttributes().group();
- return super.getAttribute(attribute);
- }
-
- @Override
- @SuppressWarnings("unchecked")
- public void setAttribute(String attribute, Object value)
- throws IOException
- {
- if (attribute.equals(PERMISSIONS_NAME)) {
- setPermissions((Set<PosixFilePermission>)value);
- return;
- }
- if (attribute.equals(OWNER_NAME)) {
- setOwner((UserPrincipal)value);
- return;
- }
- if (attribute.equals(GROUP_NAME)) {
- setGroup((GroupPrincipal)value);
- return;
- }
- super.setAttribute(attribute, value);
- }
-
- final void addPosixAttributesToBuilder(PosixFileAttributes attrs,
- AttributesBuilder builder)
- {
- if (builder.match(PERMISSIONS_NAME))
- builder.add(PERMISSIONS_NAME, attrs.permissions());
- if (builder.match(OWNER_NAME))
- builder.add(OWNER_NAME, attrs.owner());
- if (builder.match(GROUP_NAME))
- builder.add(GROUP_NAME, attrs.group());
- }
-
- @Override
- public Map<String,?> readAttributes(String first, String[] rest)
- throws IOException
- {
- AttributesBuilder builder = AttributesBuilder.create(first, rest);
- PosixFileAttributes attrs = readAttributes();
- addBasicAttributesToBuilder(attrs, builder);
- addPosixAttributesToBuilder(attrs, builder);
- return builder.unmodifiableMap();
- }
-
- @Override
public PosixFileAttributes readAttributes() throws IOException {
SecurityManager sm = System.getSecurityManager();
if (sm != null) {
--- a/jdk/src/solaris/classes/sun/nio/fs/UnixUserPrincipals.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/solaris/classes/sun/nio/fs/UnixUserPrincipals.java Sun Jun 28 11:47:34 2009 -0700
@@ -147,8 +147,14 @@
} catch (UnixException x) {
throw new IOException(name + ": " + x.errorString());
}
- if (id == -1)
- throw new UserPrincipalNotFoundException(name);
+ if (id == -1) {
+ // lookup failed, allow input to be uid or gid
+ try {
+ id = Integer.parseInt(name);
+ } catch (NumberFormatException ignore) {
+ throw new UserPrincipalNotFoundException(name);
+ }
+ }
return id;
}
--- a/jdk/src/solaris/native/sun/nio/fs/UnixNativeDispatcher.c Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/solaris/native/sun/nio/fs/UnixNativeDispatcher.c Sun Jun 28 11:47:34 2009 -0700
@@ -92,14 +92,12 @@
typedef int unlinkat_func(int, const char*, int);
typedef int renameat_func(int, const char*, int, const char*);
typedef int futimesat_func(int, const char *, const struct timeval *);
-typedef DIR* fdopendir_func(int);
static openat64_func* my_openat64_func = NULL;
static fstatat64_func* my_fstatat64_func = NULL;
static unlinkat_func* my_unlinkat_func = NULL;
static renameat_func* my_renameat_func = NULL;
static futimesat_func* my_futimesat_func = NULL;
-static fdopendir_func* my_fdopendir_func = NULL;
/**
* fstatat missing from glibc on Linux. Temporary workaround
@@ -142,16 +140,17 @@
}
/**
- * Initialize jfieldIDs
+ * Initialization
*/
-JNIEXPORT void JNICALL
-Java_sun_nio_fs_UnixNativeDispatcher_initIDs(JNIEnv* env, jclass this)
+JNIEXPORT jint JNICALL
+Java_sun_nio_fs_UnixNativeDispatcher_init(JNIEnv* env, jclass this)
{
+ jint flags = 0;
jclass clazz;
clazz = (*env)->FindClass(env, "sun/nio/fs/UnixFileAttributes");
if (clazz == NULL) {
- return;
+ return 0;
}
attrs_st_mode = (*env)->GetFieldID(env, clazz, "st_mode", "I");
attrs_st_ino = (*env)->GetFieldID(env, clazz, "st_ino", "J");
@@ -167,7 +166,7 @@
clazz = (*env)->FindClass(env, "sun/nio/fs/UnixFileStoreAttributes");
if (clazz == NULL) {
- return;
+ return 0;
}
attrs_f_frsize = (*env)->GetFieldID(env, clazz, "f_frsize", "J");
attrs_f_blocks = (*env)->GetFieldID(env, clazz, "f_blocks", "J");
@@ -176,7 +175,7 @@
clazz = (*env)->FindClass(env, "sun/nio/fs/UnixMountEntry");
if (clazz == NULL) {
- return;
+ return 0;
}
entry_name = (*env)->GetFieldID(env, clazz, "name", "[B");
entry_dir = (*env)->GetFieldID(env, clazz, "dir", "[B");
@@ -197,13 +196,21 @@
my_unlinkat_func = (unlinkat_func*) dlsym(RTLD_DEFAULT, "unlinkat");
my_renameat_func = (renameat_func*) dlsym(RTLD_DEFAULT, "renameat");
my_futimesat_func = (futimesat_func*) dlsym(RTLD_DEFAULT, "futimesat");
- my_fdopendir_func = (fdopendir_func*) dlsym(RTLD_DEFAULT, "fdopendir");
#if defined(FSTATAT64_SYSCALL_AVAILABLE)
/* fstatat64 missing from glibc */
if (my_fstatat64_func == NULL)
my_fstatat64_func = (fstatat64_func*)&fstatat64_wrapper;
#endif
+
+ if (my_openat64_func != NULL && my_fstatat64_func != NULL &&
+ my_unlinkat_func != NULL && my_renameat_func != NULL &&
+ my_futimesat_func != NULL)
+ {
+ flags |= sun_nio_fs_UnixNativeDispatcher_HAS_AT_SYSCALLS;
+ }
+
+ return flags;
}
JNIEXPORT jbyteArray JNICALL
@@ -364,9 +371,9 @@
(*env)->SetIntField(env, attrs, attrs_st_uid, (jint)buf->st_uid);
(*env)->SetIntField(env, attrs, attrs_st_gid, (jint)buf->st_gid);
(*env)->SetLongField(env, attrs, attrs_st_size, (jlong)buf->st_size);
- (*env)->SetLongField(env, attrs, attrs_st_atime, (jlong)buf->st_atime * 1000);
- (*env)->SetLongField(env, attrs, attrs_st_mtime, (jlong)buf->st_mtime * 1000);
- (*env)->SetLongField(env, attrs, attrs_st_ctime, (jlong)buf->st_ctime * 1000);
+ (*env)->SetLongField(env, attrs, attrs_st_atime, (jlong)buf->st_atime);
+ (*env)->SetLongField(env, attrs, attrs_st_mtime, (jlong)buf->st_mtime);
+ (*env)->SetLongField(env, attrs, attrs_st_ctime, (jlong)buf->st_ctime);
}
JNIEXPORT void JNICALL
@@ -506,11 +513,11 @@
struct timeval times[2];
const char* path = (const char*)jlong_to_ptr(pathAddress);
- times[0].tv_sec = accessTime / 1000;
- times[0].tv_usec = (accessTime % 1000) * 1000;
+ times[0].tv_sec = accessTime / 1000000;
+ times[0].tv_usec = accessTime % 1000000;
- times[1].tv_sec = modificationTime / 1000;
- times[1].tv_usec = (modificationTime % 1000) * 1000;
+ times[1].tv_sec = modificationTime / 1000000;
+ times[1].tv_usec = modificationTime % 1000000;
RESTARTABLE(utimes(path, ×[0]), err);
if (err == -1) {
@@ -525,11 +532,11 @@
struct timeval times[2];
int err = 0;
- times[0].tv_sec = accessTime / 1000;
- times[0].tv_usec = (accessTime % 1000) * 1000;
+ times[0].tv_sec = accessTime / 1000000;
+ times[0].tv_usec = accessTime % 1000000;
- times[1].tv_sec = modificationTime / 1000;
- times[1].tv_usec = (modificationTime % 1000) * 1000;
+ times[1].tv_sec = modificationTime / 1000000;
+ times[1].tv_usec = modificationTime % 1000000;
if (my_futimesat_func != NULL) {
RESTARTABLE((*my_futimesat_func)(filedes, NULL, ×[0]), err);
@@ -558,13 +565,8 @@
Java_sun_nio_fs_UnixNativeDispatcher_fdopendir(JNIEnv* env, jclass this, int dfd) {
DIR* dir;
- if (my_fdopendir_func == NULL) {
- JNU_ThrowInternalError(env, "should not reach here");
- return (jlong)-1;
- }
-
/* EINTR not listed as a possible error */
- dir = (*my_fdopendir_func)((int)dfd);
+ dir = fdopendir((int)dfd);
if (dir == NULL) {
throwUnixException(env, errno);
}
--- a/jdk/src/solaris/native/sun/nio/fs/genUnixConstants.c Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/solaris/native/sun/nio/fs/genUnixConstants.c Sun Jun 28 11:47:34 2009 -0700
@@ -66,16 +66,6 @@
DEFX(O_DSYNC);
DEFX(O_NOFOLLOW);
- // flags used with openat/unlinkat/etc.
-#ifdef __solaris__
- DEFX(AT_SYMLINK_NOFOLLOW);
- DEFX(AT_REMOVEDIR);
-#endif
-#ifdef __linux__
- emitX("AT_SYMLINK_NOFOLLOW", 0x100); // since 2.6.16
- emitX("AT_REMOVEDIR", 0x200);
-#endif
-
// mode masks
emitX("S_IAMB",
(S_IRUSR|S_IWUSR|S_IXUSR|S_IRGRP|S_IWGRP|S_IXGRP|S_IROTH|S_IWOTH|S_IXOTH));
@@ -119,6 +109,16 @@
DEF(ENODATA);
DEF(ERANGE);
+ // flags used with openat/unlinkat/etc.
+#if defined(AT_SYMLINK_NOFOLLOW) && defined(AT_REMOVEDIR)
+ DEFX(AT_SYMLINK_NOFOLLOW)
+ DEFX(AT_REMOVEDIR);
+#else
+ // not supported (dummy values will not be used at runtime).
+ emitX("AT_SYMLINK_NOFOLLOW", 0x0);
+ emitX("AT_REMOVEDIR", 0x0);
+#endif
+
out("} ");
return 0;
--- a/jdk/src/windows/classes/sun/nio/fs/WindowsConstants.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/windows/classes/sun/nio/fs/WindowsConstants.java Sun Jun 28 11:47:34 2009 -0700
@@ -93,6 +93,7 @@
public static final int ERROR_NOT_SAME_DEVICE = 17;
public static final int ERROR_NOT_READY = 21;
public static final int ERROR_FILE_EXISTS = 80;
+ public static final int ERROR_INVALID_PARAMATER = 87;
public static final int ERROR_DISK_FULL = 112;
public static final int ERROR_INSUFFICIENT_BUFFER = 122;
public static final int ERROR_INVALID_LEVEL = 124;
--- a/jdk/src/windows/classes/sun/nio/fs/WindowsDirectoryStream.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/windows/classes/sun/nio/fs/WindowsDirectoryStream.java Sun Jun 28 11:47:34 2009 -0700
@@ -152,11 +152,13 @@
}
Path entry = WindowsPath
.createFromNormalizedPath(dir.getFileSystem(), s, attrs);
- if (filter.accept(entry)) {
- return entry;
- } else {
- return null;
+ try {
+ if (filter.accept(entry))
+ return entry;
+ } catch (IOException ioe) {
+ throwAsConcurrentModificationException(ioe);
}
+ return null;
}
// reads next directory entry
@@ -244,7 +246,7 @@
prevEntry = null;
}
try {
- entry.delete(true);
+ entry.delete();
} catch (IOException ioe) {
throwAsConcurrentModificationException(ioe);
} catch (SecurityException se) {
--- a/jdk/src/windows/classes/sun/nio/fs/WindowsFileAttributeViews.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/windows/classes/sun/nio/fs/WindowsFileAttributeViews.java Sun Jun 28 11:47:34 2009 -0700
@@ -28,7 +28,6 @@
import java.nio.file.attribute.*;
import java.util.*;
-import java.util.concurrent.TimeUnit;
import java.io.IOException;
import static sun.nio.fs.WindowsNativeDispatcher.*;
@@ -56,9 +55,24 @@
}
/**
+ * Adjusts a Windows time for the FAT epoch.
+ */
+ private long adjustForFatEpoch(long time) {
+ // 1/1/1980 in Windows Time
+ final long FAT_EPOCH = 119600064000000000L;
+ if (time != -1L && time < FAT_EPOCH) {
+ return FAT_EPOCH;
+ } else {
+ return time;
+ }
+ }
+
+ /**
* Parameter values in Windows times.
*/
- void setFileTimes(long createTime, long lastAccessTime, long lastWriteTime)
+ void setFileTimes(long createTime,
+ long lastAccessTime,
+ long lastWriteTime)
throws IOException
{
long handle = -1L;
@@ -76,24 +90,43 @@
x.rethrowAsIOException(file);
}
- // update attributes
+ // update times
try {
- SetFileTime(handle, createTime, lastAccessTime, lastWriteTime);
+ SetFileTime(handle,
+ createTime,
+ lastAccessTime,
+ lastWriteTime);
} catch (WindowsException x) {
- x.rethrowAsIOException(file);
+ // If ERROR_INVALID_PARAMATER is returned and the volume is
+ // FAT then adjust to the FAT epoch and retry.
+ if (followLinks && x.lastError() == ERROR_INVALID_PARAMATER) {
+ try {
+ if (WindowsFileStore.create(file).type().equals("FAT")) {
+ SetFileTime(handle,
+ adjustForFatEpoch(createTime),
+ adjustForFatEpoch(lastAccessTime),
+ adjustForFatEpoch(lastWriteTime));
+ // retry succeeded
+ x = null;
+ }
+ } catch (SecurityException ignore) {
+ } catch (WindowsException ignore) {
+ } catch (IOException ignore) {
+ // ignore exceptions to let original exception be thrown
+ }
+ }
+ if (x != null)
+ x.rethrowAsIOException(file);
} finally {
CloseHandle(handle);
}
}
@Override
- public void setTimes(Long lastModifiedTime,
- Long lastAccessTime,
- Long createTime,
- TimeUnit unit) throws IOException
+ public void setTimes(FileTime lastModifiedTime,
+ FileTime lastAccessTime,
+ FileTime createTime) throws IOException
{
- file.checkWrite();
-
// if all null then do nothing
if (lastModifiedTime == null && lastAccessTime == null &&
createTime == null)
@@ -102,42 +135,17 @@
return;
}
- // null => no change
- // -1 => change to current time
- long now = System.currentTimeMillis();
- long modTime = 0L, accTime = 0L, crTime = 0L;
- if (lastModifiedTime != null) {
- if (lastModifiedTime < 0L) {
- if (lastModifiedTime != -1L)
- throw new IllegalArgumentException();
- modTime = now;
- } else {
- modTime = TimeUnit.MILLISECONDS.convert(lastModifiedTime, unit);
- }
- modTime = WindowsFileAttributes.toWindowsTime(modTime);
- }
- if (lastAccessTime != null) {
- if (lastAccessTime < 0L) {
- if (lastAccessTime != -1L)
- throw new IllegalArgumentException();
- accTime = now;
- } else {
- accTime = TimeUnit.MILLISECONDS.convert(lastAccessTime, unit);
- }
- accTime = WindowsFileAttributes.toWindowsTime(accTime);
- }
- if (createTime != null) {
- if (createTime < 0L) {
- if (createTime != -1L)
- throw new IllegalArgumentException();
- crTime = now;
- } else {
- crTime = TimeUnit.MILLISECONDS.convert(createTime, unit);
- }
- crTime = WindowsFileAttributes.toWindowsTime(crTime);
- }
+ // permission check
+ file.checkWrite();
- setFileTimes(crTime, accTime, modTime);
+ // update times
+ long t1 = (createTime == null) ? -1L :
+ WindowsFileAttributes.toWindowsTime(createTime);
+ long t2 = (lastAccessTime == null) ? -1L :
+ WindowsFileAttributes.toWindowsTime(lastAccessTime);
+ long t3 = (lastModifiedTime == null) ? -1L :
+ WindowsFileAttributes.toWindowsTime(lastModifiedTime);
+ setFileTimes(t1, t2, t3);
}
}
@@ -197,10 +205,10 @@
}
@Override
- public Map<String,?> readAttributes(String first, String[] rest)
+ public Map<String,?> readAttributes(String[] attributes)
throws IOException
{
- AttributesBuilder builder = AttributesBuilder.create(first, rest);
+ AttributesBuilder builder = AttributesBuilder.create(attributes);
WindowsFileAttributes attrs = readAttributes();
addBasicAttributesToBuilder(attrs, builder);
if (builder.match(READONLY_NAME))
@@ -286,11 +294,11 @@
}
}
- static BasicFileAttributeView createBasicView(WindowsPath file, boolean followLinks) {
+ static Basic createBasicView(WindowsPath file, boolean followLinks) {
return new Basic(file, followLinks);
}
- static WindowsFileAttributeViews.Dos createDosView(WindowsPath file, boolean followLinks) {
+ static Dos createDosView(WindowsPath file, boolean followLinks) {
return new Dos(file, followLinks);
}
}
--- a/jdk/src/windows/classes/sun/nio/fs/WindowsFileAttributes.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/windows/classes/sun/nio/fs/WindowsFileAttributes.java Sun Jun 28 11:47:34 2009 -0700
@@ -65,7 +65,6 @@
private static final short OFFSETOF_FILE_INFORMATION_VOLSERIALNUM = 28;
private static final short OFFSETOF_FILE_INFORMATION_SIZEHIGH = 32;
private static final short OFFSETOF_FILE_INFORMATION_SIZELOW = 36;
- private static final short OFFSETOF_FILE_INFORMATION_NUMLINKS = 40;
private static final short OFFSETOF_FILE_INFORMATION_INDEXHIGH = 44;
private static final short OFFSETOF_FILE_INFORMATION_INDEXLOW = 48;
@@ -110,6 +109,9 @@
private static final short OFFSETOF_FIND_DATA_SIZELOW = 32;
private static final short OFFSETOF_FIND_DATA_RESERVED0 = 36;
+ // used to adjust values between Windows and java epoch
+ private static final long WINDOWS_EPOCH_IN_MICROSECONDS = -11644473600000000L;
+
// indicates if accurate metadata is required (interesting on NTFS only)
private static final boolean ensureAccurateMetadata;
static {
@@ -128,29 +130,33 @@
private final int reparseTag;
// additional attributes when using GetFileInformationByHandle
- private final int linkCount;
private final int volSerialNumber;
private final int fileIndexHigh;
private final int fileIndexLow;
/**
* Convert 64-bit value representing the number of 100-nanosecond intervals
- * since January 1, 1601 to java time.
+ * since January 1, 1601 to a FileTime.
*/
- private static long toJavaTime(long time) {
- time /= 10000L;
- time -= 11644473600000L;
- return time;
+ static FileTime toFileTime(long time) {
+ // 100ns -> us
+ time /= 10L;
+ // adjust to java epoch
+ time += WINDOWS_EPOCH_IN_MICROSECONDS;
+ return FileTime.from(time, TimeUnit.MICROSECONDS);
}
/**
- * Convert java time to 64-bit value representing the number of 100-nanosecond
+ * Convert FileTime to 64-bit value representing the number of 100-nanosecond
* intervals since January 1, 1601.
*/
- static long toWindowsTime(long time) {
- time += 11644473600000L;
- time *= 10000L;
- return time;
+ static long toWindowsTime(FileTime time) {
+ long value = time.to(TimeUnit.MICROSECONDS);
+ // adjust to Windows epoch+= 11644473600000000L;
+ value -= WINDOWS_EPOCH_IN_MICROSECONDS;
+ // us -> 100ns
+ value *= 10L;
+ return value;
}
/**
@@ -162,7 +168,6 @@
long lastWriteTime,
long size,
int reparseTag,
- int linkCount,
int volSerialNumber,
int fileIndexHigh,
int fileIndexLow)
@@ -173,7 +178,6 @@
this.lastWriteTime = lastWriteTime;
this.size = size;
this.reparseTag = reparseTag;
- this.linkCount = linkCount;
this.volSerialNumber = volSerialNumber;
this.fileIndexHigh = fileIndexHigh;
this.fileIndexLow = fileIndexLow;
@@ -184,15 +188,11 @@
*/
private static WindowsFileAttributes fromFileInformation(long address, int reparseTag) {
int fileAttrs = unsafe.getInt(address + OFFSETOF_FILE_INFORMATION_ATTRIBUTES);
- long creationTime =
- toJavaTime(unsafe.getLong(address + OFFSETOF_FILE_INFORMATION_CREATETIME));
- long lastAccessTime =
- toJavaTime(unsafe.getLong(address + OFFSETOF_FILE_INFORMATION_LASTACCESSTIME));
- long lastWriteTime =
- toJavaTime(unsafe.getLong(address + OFFSETOF_FILE_INFORMATION_LASTWRITETIME));
+ long creationTime = unsafe.getLong(address + OFFSETOF_FILE_INFORMATION_CREATETIME);
+ long lastAccessTime = unsafe.getLong(address + OFFSETOF_FILE_INFORMATION_LASTACCESSTIME);
+ long lastWriteTime = unsafe.getLong(address + OFFSETOF_FILE_INFORMATION_LASTWRITETIME);
long size = ((long)(unsafe.getInt(address + OFFSETOF_FILE_INFORMATION_SIZEHIGH)) << 32)
+ (unsafe.getInt(address + OFFSETOF_FILE_INFORMATION_SIZELOW) & 0xFFFFFFFFL);
- int linkCount = unsafe.getInt(address + OFFSETOF_FILE_INFORMATION_NUMLINKS);
int volSerialNumber = unsafe.getInt(address + OFFSETOF_FILE_INFORMATION_VOLSERIALNUM);
int fileIndexHigh = unsafe.getInt(address + OFFSETOF_FILE_INFORMATION_INDEXHIGH);
int fileIndexLow = unsafe.getInt(address + OFFSETOF_FILE_INFORMATION_INDEXLOW);
@@ -202,7 +202,6 @@
lastWriteTime,
size,
reparseTag,
- linkCount,
volSerialNumber,
fileIndexHigh,
fileIndexLow);
@@ -213,12 +212,9 @@
*/
private static WindowsFileAttributes fromFileAttributeData(long address, int reparseTag) {
int fileAttrs = unsafe.getInt(address + OFFSETOF_FILE_ATTRIBUTE_DATA_ATTRIBUTES);
- long creationTime =
- toJavaTime(unsafe.getLong(address + OFFSETOF_FILE_ATTRIBUTE_DATA_CREATETIME));
- long lastAccessTime =
- toJavaTime(unsafe.getLong(address + OFFSETOF_FILE_ATTRIBUTE_DATA_LASTACCESSTIME));
- long lastWriteTime =
- toJavaTime(unsafe.getLong(address + OFFSETOF_FILE_ATTRIBUTE_DATA_LASTWRITETIME));
+ long creationTime = unsafe.getLong(address + OFFSETOF_FILE_ATTRIBUTE_DATA_CREATETIME);
+ long lastAccessTime = unsafe.getLong(address + OFFSETOF_FILE_ATTRIBUTE_DATA_LASTACCESSTIME);
+ long lastWriteTime = unsafe.getLong(address + OFFSETOF_FILE_ATTRIBUTE_DATA_LASTWRITETIME);
long size = ((long)(unsafe.getInt(address + OFFSETOF_FILE_ATTRIBUTE_DATA_SIZEHIGH)) << 32)
+ (unsafe.getInt(address + OFFSETOF_FILE_ATTRIBUTE_DATA_SIZELOW) & 0xFFFFFFFFL);
return new WindowsFileAttributes(fileAttrs,
@@ -227,7 +223,6 @@
lastWriteTime,
size,
reparseTag,
- 1, // linkCount
0, // volSerialNumber
0, // fileIndexHigh
0); // fileIndexLow
@@ -246,12 +241,9 @@
*/
static WindowsFileAttributes fromFindData(long address) {
int fileAttrs = unsafe.getInt(address + OFFSETOF_FIND_DATA_ATTRIBUTES);
- long creationTime =
- toJavaTime(unsafe.getLong(address + OFFSETOF_FIND_DATA_CREATETIME));
- long lastAccessTime =
- toJavaTime(unsafe.getLong(address + OFFSETOF_FIND_DATA_LASTACCESSTIME));
- long lastWriteTime =
- toJavaTime(unsafe.getLong(address + OFFSETOF_FIND_DATA_LASTWRITETIME));
+ long creationTime = unsafe.getLong(address + OFFSETOF_FIND_DATA_CREATETIME);
+ long lastAccessTime = unsafe.getLong(address + OFFSETOF_FIND_DATA_LASTACCESSTIME);
+ long lastWriteTime = unsafe.getLong(address + OFFSETOF_FIND_DATA_LASTWRITETIME);
long size = ((long)(unsafe.getInt(address + OFFSETOF_FIND_DATA_SIZEHIGH)) << 32)
+ (unsafe.getInt(address + OFFSETOF_FIND_DATA_SIZELOW) & 0xFFFFFFFFL);
int reparseTag = ((fileAttrs & FILE_ATTRIBUTE_REPARSE_POINT) != 0) ?
@@ -262,7 +254,6 @@
lastWriteTime,
size,
reparseTag,
- 1, // linkCount
0, // volSerialNumber
0, // fileIndexHigh
0); // fileIndexLow
@@ -375,28 +366,18 @@
}
@Override
- public long lastModifiedTime() {
- return (lastWriteTime >= 0L) ? lastWriteTime : 0L;
- }
-
- @Override
- public long lastAccessTime() {
- return (lastAccessTime >= 0L) ? lastAccessTime : 0L;
+ public FileTime lastModifiedTime() {
+ return toFileTime(lastWriteTime);
}
@Override
- public long creationTime() {
- return (creationTime >= 0L) ? creationTime : 0L;
+ public FileTime lastAccessTime() {
+ return toFileTime(lastAccessTime);
}
@Override
- public TimeUnit resolution() {
- return TimeUnit.MILLISECONDS;
- }
-
- @Override
- public int linkCount() {
- return linkCount;
+ public FileTime creationTime() {
+ return toFileTime(creationTime);
}
@Override
--- a/jdk/src/windows/classes/sun/nio/fs/WindowsFileStore.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/windows/classes/sun/nio/fs/WindowsFileStore.java Sun Jun 28 11:47:34 2009 -0700
@@ -27,7 +27,6 @@
import java.nio.file.*;
import java.nio.file.attribute.*;
-import java.util.*;
import java.io.IOException;
import static sun.nio.fs.WindowsConstants.*;
@@ -120,23 +119,40 @@
@Override
@SuppressWarnings("unchecked")
- public <V extends FileStoreAttributeView> V getFileStoreAttributeView(Class<V> view) {
- if (view == FileStoreSpaceAttributeView.class)
+ public <V extends FileStoreAttributeView> V getFileStoreAttributeView(Class<V> type) {
+ if (type == null)
+ throw new NullPointerException();
+ if (type == FileStoreSpaceAttributeView.class)
return (V) new WindowsFileStoreAttributeView(this);
return (V) null;
}
@Override
- public FileStoreAttributeView getFileStoreAttributeView(String name) {
- if (name.equals("space"))
- return new WindowsFileStoreAttributeView(this);
- if (name.equals("volume"))
- return new VolumeFileStoreAttributeView(this);
- return null;
+ public Object getAttribute(String attribute) throws IOException {
+ // standard
+ if (attribute.equals("space:totalSpace"))
+ return new WindowsFileStoreAttributeView(this)
+ .readAttributes().totalSpace();
+ if (attribute.equals("space:usableSpace"))
+ return new WindowsFileStoreAttributeView(this)
+ .readAttributes().usableSpace();
+ if (attribute.equals("space:unallocatedSpace"))
+ return new WindowsFileStoreAttributeView(this)
+ .readAttributes().unallocatedSpace();
+ // windows specific for testing purposes
+ if (attribute.equals("volume:vsn"))
+ return volInfo.volumeSerialNumber();
+ if (attribute.equals("volume:isRemovable"))
+ return volType == DRIVE_REMOVABLE;
+ if (attribute.equals("volume:isCdrom"))
+ return volType == DRIVE_CDROM;
+ throw new UnsupportedOperationException("'" + attribute + "' not recognized");
}
@Override
public boolean supportsFileAttributeView(Class<? extends FileAttributeView> type) {
+ if (type == null)
+ throw new NullPointerException();
if (type == BasicFileAttributeView.class)
return true;
if (type == AclFileAttributeView.class || type == FileOwnerAttributeView.class)
@@ -154,7 +170,7 @@
return supportsFileAttributeView(AclFileAttributeView.class);
if (name.equals("owner"))
return supportsFileAttributeView(FileOwnerAttributeView.class);
- if (name.equals("xattr"))
+ if (name.equals("user"))
return supportsFileAttributeView(UserDefinedFileAttributeView.class);
return false;
}
@@ -188,7 +204,7 @@
}
static class WindowsFileStoreAttributeView
- extends AbstractFileStoreSpaceAttributeView
+ implements FileStoreSpaceAttributeView
{
private final WindowsFileStore fs;
@@ -197,6 +213,11 @@
}
@Override
+ public String name() {
+ return "space";
+ }
+
+ @Override
public FileStoreSpaceAttributes readAttributes()
throws IOException
{
@@ -225,113 +246,4 @@
};
}
}
-
- /**
- * Windows-specific attribute view to allow access to volume information.
- */
- static class VolumeFileStoreAttributeView
- implements FileStoreAttributeView
- {
- private static final String VSN_NAME = "vsn";
- private static final String COMPRESSED_NAME = "compressed";
- private static final String REMOVABLE_NAME = "removable";
- private static final String CDROM_NAME = "cdrom";
-
- private final WindowsFileStore fs;
-
- VolumeFileStoreAttributeView(WindowsFileStore fs) {
- this.fs = fs;
- }
-
- @Override
- public String name() {
- return "volume";
- }
-
- private int vsn() {
- return fs.volumeInformation().volumeSerialNumber();
- }
-
- private boolean isCompressed() {
- return (fs.volumeInformation().flags() &
- FILE_VOLUME_IS_COMPRESSED) > 0;
- }
-
- private boolean isRemovable() {
- return fs.volumeType() == DRIVE_REMOVABLE;
- }
-
- private boolean isCdrom() {
- return fs.volumeType() == DRIVE_CDROM;
- }
-
- @Override
- public Object getAttribute(String attribute) throws IOException {
- if (attribute.equals(VSN_NAME))
- return vsn();
- if (attribute.equals(COMPRESSED_NAME))
- return isCompressed();
- if (attribute.equals(REMOVABLE_NAME))
- return isRemovable();
- if (attribute.equals(CDROM_NAME))
- return isCdrom();
- return null;
- }
-
- @Override
- public void setAttribute(String attribute, Object value)
- throws IOException
- {
- throw new UnsupportedOperationException();
- }
-
- @Override
- public Map<String,?> readAttributes(String first, String... rest)
- throws IOException
- {
- boolean all = false;
- boolean vsn = false;
- boolean compressed = false;
- boolean removable = false;
- boolean cdrom = false;
-
- if (first.equals(VSN_NAME)) vsn = true;
- else if (first.equals(COMPRESSED_NAME)) compressed = true;
- else if (first.equals(REMOVABLE_NAME)) removable = true;
- else if (first.equals(CDROM_NAME)) cdrom = true;
- else if (first.equals("*")) all = true;
-
- if (!all) {
- for (String attribute: rest) {
- if (attribute.equals("*")) {
- all = true;
- break;
- }
- if (attribute.equals(VSN_NAME)) {
- vsn = true;
- continue;
- }
- if (attribute.equals(COMPRESSED_NAME)) {
- compressed = true;
- continue;
- }
- if (attribute.equals(REMOVABLE_NAME)) {
- removable = true;
- continue;
- }
- }
- }
-
- Map<String,Object> result = new HashMap<String,Object>();
- if (all || vsn)
- result.put(VSN_NAME, vsn());
- if (all || compressed)
- result.put(COMPRESSED_NAME, isCompressed());
- if (all || removable)
- result.put(REMOVABLE_NAME, isRemovable());
- if (all || cdrom)
- result.put(CDROM_NAME, isCdrom());
- return result;
- }
- }
-}
+ }
--- a/jdk/src/windows/classes/sun/nio/fs/WindowsFileSystem.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/windows/classes/sun/nio/fs/WindowsFileSystem.java Sun Jun 28 11:47:34 2009 -0700
@@ -63,7 +63,7 @@
PrivilegedAction<String> pa = new GetPropertyAction("os.version");
String osversion = AccessController.doPrivileged(pa);
- String[] vers = osversion.split("\\.", 0);
+ String[] vers = Util.split(osversion, '.');
int major = Integer.parseInt(vers[0]);
int minor = Integer.parseInt(vers[1]);
@@ -227,7 +227,7 @@
// supported views
private static final Set<String> supportedFileAttributeViews = Collections
- .unmodifiableSet(new HashSet<String>(Arrays.asList("basic", "dos", "acl", "owner", "xattr")));
+ .unmodifiableSet(new HashSet<String>(Arrays.asList("basic", "dos", "acl", "owner", "user")));
@Override
public Set<String> supportedFileAttributeViews() {
--- a/jdk/src/windows/classes/sun/nio/fs/WindowsLinkSupport.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/windows/classes/sun/nio/fs/WindowsLinkSupport.java Sun Jun 28 11:47:34 2009 -0700
@@ -76,7 +76,7 @@
if (!followLinks || !fs.supportsLinks())
return input.getPathForWin32Calls();
- // if file is a sym link then don't need final path
+ // if file is not a sym link then don't need final path
if (!WindowsFileAttributes.get(input, false).isSymbolicLink()) {
return input.getPathForWin32Calls();
}
--- a/jdk/src/windows/classes/sun/nio/fs/WindowsNativeDispatcher.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/windows/classes/sun/nio/fs/WindowsNativeDispatcher.java Sun Jun 28 11:47:34 2009 -0700
@@ -379,8 +379,11 @@
* CONST FILETIME *lpLastWriteTime
* )
*/
- static native void SetFileTime(long handle, long createTime,
- long lastAccessTime, long lastWriteTime) throws WindowsException;
+ static native void SetFileTime(long handle,
+ long createTime,
+ long lastAccessTime,
+ long lastWriteTime)
+ throws WindowsException;
/**
* SetEndOfFile(
--- a/jdk/src/windows/classes/sun/nio/fs/WindowsPath.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/windows/classes/sun/nio/fs/WindowsPath.java Sun Jun 28 11:47:34 2009 -0700
@@ -27,7 +27,6 @@
import java.nio.file.*;
import java.nio.file.attribute.*;
-import java.nio.file.spi.AbstractPath;
import java.nio.channels.*;
import java.io.*;
import java.net.URI;
@@ -166,6 +165,8 @@
public void invalidate() {
ref.clear();
}
+
+ // no need to override equals/hashCode.
}
// use this message when throwing exceptions
@@ -948,7 +949,7 @@
}
@Override
- public void delete(boolean failIfNotExists) throws IOException {
+ void implDelete(boolean failIfNotExists) throws IOException {
checkDelete();
WindowsFileAttributes attrs = null;
@@ -1040,7 +1041,7 @@
}
@Override
- public FileAttributeView getFileAttributeView(String name, LinkOption... options) {
+ public DynamicFileAttributeView getFileAttributeView(String name, LinkOption... options) {
boolean followLinks = followLinks(options);
if (name.equals("basic"))
return WindowsFileAttributeViews.createBasicView(this, followLinks);
@@ -1051,7 +1052,7 @@
if (name.equals("owner"))
return new FileOwnerAttributeViewImpl(
new WindowsAclFileAttributeView(this, followLinks));
- if (name.equals("xattr"))
+ if (name.equals("user"))
return new WindowsUserDefinedFileAttributeView(this, followLinks);
return null;
}
@@ -1073,22 +1074,6 @@
}
@Override
- public InputStream newInputStream()throws IOException {
- try {
- Set<OpenOption> options = Collections.emptySet();
- FileChannel fc = WindowsChannelFactory
- .newFileChannel(getPathForWin32Calls(),
- getPathForPermissionCheck(),
- options,
- 0L);
- return Channels.newInputStream(fc);
- } catch (WindowsException x) {
- x.rethrowAsIOException(this);
- return null; // keep compiler happy
- }
- }
-
- @Override
public SeekableByteChannel newByteChannel(Set<? extends OpenOption> options,
FileAttribute<?>... attrs)
throws IOException
@@ -1110,36 +1095,7 @@
}
@Override
- public OutputStream newOutputStream(Set<? extends OpenOption> options,
- FileAttribute<?>... attrs)
- throws IOException
- {
- // need to copy options to add WRITE
- Set<OpenOption> opts = new HashSet<OpenOption>(options);
- if (opts.contains(StandardOpenOption.READ))
- throw new IllegalArgumentException("READ not allowed");
- opts.add(StandardOpenOption.WRITE);
-
- WindowsSecurityDescriptor sd =
- WindowsSecurityDescriptor.fromAttribute(attrs);
- FileChannel fc;
- try {
- fc = WindowsChannelFactory
- .newFileChannel(getPathForWin32Calls(),
- getPathForPermissionCheck(),
- opts,
- sd.address());
- return Channels.newOutputStream(fc);
- } catch (WindowsException x) {
- x.rethrowAsIOException(this);
- return null; // keep compiler happy
- } finally {
- sd.release();
- }
- }
-
- @Override
- public boolean isSameFile(FileRef obj) throws IOException {
+ public boolean isSameFile(Path obj) throws IOException {
if (this.equals(obj))
return true;
if (!(obj instanceof WindowsPath)) // includes null check
@@ -1216,7 +1172,7 @@
* creates a link with the resolved target for this case.
*/
if (target.type == WindowsPathType.DRIVE_RELATIVE) {
- throw new IOException("Cannot create symbolic link to drive-relative target");
+ throw new IOException("Cannot create symbolic link to working directory relative target");
}
/*
--- a/jdk/src/windows/native/sun/nio/fs/WindowsNativeDispatcher.c Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/src/windows/native/sun/nio/fs/WindowsNativeDispatcher.c Sun Jun 28 11:47:34 2009 -0700
@@ -560,9 +560,9 @@
HANDLE h = (HANDLE)jlong_to_ptr(handle);
if (SetFileTime(h,
- (createTime == (jlong)0) ? NULL : (CONST FILETIME *)&createTime,
- (lastAccessTime == (jlong)0) ? NULL : (CONST FILETIME *)&lastAccessTime,
- (lastWriteTime == (jlong)0) ? NULL : (CONST FILETIME *)&lastWriteTime) == 0)
+ (createTime == (jlong)-1) ? NULL : (CONST FILETIME *)&createTime,
+ (lastAccessTime == (jlong)-1) ? NULL : (CONST FILETIME *)&lastAccessTime,
+ (lastWriteTime == (jlong)-1) ? NULL : (CONST FILETIME *)&lastWriteTime) == 0)
{
throwWindowsException(env, GetLastError());
}
--- a/jdk/test/java/nio/file/DirectoryStream/Basic.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/test/java/nio/file/DirectoryStream/Basic.java Sun Jun 28 11:47:34 2009 -0700
@@ -22,7 +22,7 @@
*/
/* @test
- * @bug 4313887
+ * @bug 4313887 6838333
* @summary Unit test for java.nio.file.DirectoryStream
* @library ..
*/
@@ -38,20 +38,23 @@
DirectoryStream<Path> stream;
// test that directory is empty
- Files.withDirectory(dir, new FileAction<FileRef>() {
- public void invoke(FileRef entry) {
+ stream = dir.newDirectoryStream();
+ try {
+ if (stream.iterator().hasNext())
throw new RuntimeException("directory not empty");
- }
- });
+ } finally {
+ stream.close();
+ }
// create file in directory
final Path foo = Paths.get("foo");
dir.resolve(foo).createFile();
// iterate over directory and check there is one entry
+ stream = dir.newDirectoryStream();
found = false;
- Files.withDirectory(dir, new FileAction<Path>() {
- public void invoke(Path entry) {
+ try {
+ for (Path entry: stream) {
if (entry.getName().equals(foo)) {
if (found)
throw new RuntimeException("entry already found");
@@ -61,7 +64,9 @@
" not expected");
}
}
- });
+ } finally {
+ stream.close();
+ }
if (!found)
throw new RuntimeException("entry not found");
@@ -73,12 +78,15 @@
return matcher.matches(file);
}
};
- Files.withDirectory(dir, filter, new FileAction<Path>() {
- public void invoke(Path entry) {
+ stream = dir.newDirectoryStream(filter);
+ try {
+ for (Path entry: stream) {
if (!entry.getName().equals(foo))
throw new RuntimeException("entry not expected");
}
- });
+ } finally {
+ stream.close();
+ }
// check filtering: z* should not match any files
filter = new DirectoryStream.Filter<Path>() {
@@ -88,11 +96,31 @@
return matcher.matches(file);
}
};
- Files.withDirectory(dir, filter, new FileAction<FileRef>() {
- public void invoke(FileRef entry) {
+ stream = dir.newDirectoryStream(filter);
+ try {
+ if (stream.iterator().hasNext())
throw new RuntimeException("no matching entries expected");
+ } finally {
+ stream.close();
+ }
+
+ // check that IOExceptions throws by filters are propagated
+ filter = new DirectoryStream.Filter<Path>() {
+ public boolean accept(Path file) throws IOException {
+ throw new IOException();
}
- });
+ };
+ stream = dir.newDirectoryStream(filter);
+ try {
+ stream.iterator().hasNext();
+ throw new RuntimeException("ConcurrentModificationException expected");
+ } catch (ConcurrentModificationException x) {
+ Throwable t = x.getCause();
+ if (!(t instanceof IOException))
+ throw new RuntimeException("Cause is not IOException as expected");
+ } finally {
+ stream.close();
+ }
// check that exception or error thrown by filter is not thrown
// by newDirectoryStream or iterator method.
--- a/jdk/test/java/nio/file/DirectoryStream/Filters.java Fri Jun 26 21:52:47 2009 -0700
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,241 +0,0 @@
-/*
- * Copyright 2008-2009 Sun Microsystems, Inc. All Rights Reserved.
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
- *
- * This code is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 only, as
- * published by the Free Software Foundation.
- *
- * This code is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
- * version 2 for more details (a copy is included in the LICENSE file that
- * accompanied this code).
- *
- * You should have received a copy of the GNU General Public License version
- * 2 along with this work; if not, write to the Free Software Foundation,
- * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
- * CA 95054 USA or visit www.sun.com if you need additional information or
- * have any questions.
- */
-
-/* @test
- * @bug 4313887
- * @summary Unit test for java.nio.file.DirectoryStreamFilters
- * @library ..
- */
-
-import java.nio.file.*;
-import static java.nio.file.DirectoryStreamFilters.*;
-import java.nio.file.attribute.Attributes;
-import java.io.*;
-import java.util.*;
-
-public class Filters {
- static final Random rand = new Random();
-
- // returns a filter that only accepts files that are larger than a given size
- static DirectoryStream.Filter<FileRef> newMinimumSizeFilter(final long min) {
- return new DirectoryStream.Filter<FileRef>() {
- public boolean accept(FileRef file) {
- try {
- long size = Attributes.readBasicFileAttributes(file).size();
- return size >= min;
- } catch (IOException e) {
- throw new IOError(e);
- }
- }
- };
- }
-
- // returns a filter that only accepts files that are matched by a given glob
- static DirectoryStream.Filter<Path> newGlobFilter(final String glob) {
- return new DirectoryStream.Filter<Path>() {
- PathMatcher matcher = FileSystems.getDefault().getPathMatcher("glob:"+ glob);
- public boolean accept(Path file) {
- return matcher.matches(file.getName());
- }
- };
- }
-
- static final int BIG_FILE_THRESHOLD = 8192;
-
- static int totalCount;
- static int htmlCount;
- static int bigAndHtmlCount;
- static int bigOrHtmlCount;
-
- // generates random files in the test directory and initializes the counts
- static void setup(Path dir) throws IOException {
- // create 10-26 files.
- totalCount = 10 + rand.nextInt(17);
- char firstChar = 'A';
- for (int i=0; i<totalCount; i++) {
- boolean isHtml = rand.nextBoolean();
- boolean isBig = rand.nextBoolean();
- if (isHtml) {
- htmlCount++;
- if (isBig) bigAndHtmlCount++;
- }
- if (isHtml || isBig)
- bigOrHtmlCount++;
- String name;
- if (isHtml) {
- name = firstChar + ".html";
- } else {
- name = firstChar + ".tmp";
- }
- firstChar++;
- int size = rand.nextInt(BIG_FILE_THRESHOLD);
- if (isBig)
- size += BIG_FILE_THRESHOLD;
- Path file = dir.resolve(name);
- OutputStream out = file.newOutputStream();
- try {
- if (size > 0)
- out.write(new byte[size]);
- } finally {
- out.close();
- }
- System.out.format("Created %s, size %d byte(s)\n", name, size);
- }
- }
-
- static boolean isHtml(Path file) {
- return file.toString().endsWith(".html");
- }
-
- static boolean isBig(Path file) throws IOException {
- long size = Attributes.readBasicFileAttributes(file).size();
- return size >= BIG_FILE_THRESHOLD;
- }
-
- static void checkCount(int expected, int actual) {
- if (actual != expected)
- throw new RuntimeException("'" + expected +
- "' entries expected, actual: " + actual);
- }
-
- static void doTests(Path dir) throws IOException {
- final List<DirectoryStream.Filter<Path>> emptyList = Collections.emptyList();
-
- // list containing two filters
- List<DirectoryStream.Filter<? super Path>> filters =
- new ArrayList<DirectoryStream.Filter<? super Path>>();
- filters.add(newMinimumSizeFilter(BIG_FILE_THRESHOLD));
- filters.add(newGlobFilter("*.html"));
-
- int accepted;
- DirectoryStream<Path> stream;
-
- System.out.println("Test: newContentTypeFilter");
- accepted = 0;
- stream = dir.newDirectoryStream(newContentTypeFilter("text/html"));
- try {
- for (Path entry: stream) {
- if (!isHtml(entry))
- throw new RuntimeException("html file expected");
- accepted++;
- }
- } finally {
- stream.close();
- }
- checkCount(htmlCount, accepted);
-
- System.out.println("Test: allOf with list of filters");
- accepted = 0;
- stream = dir.newDirectoryStream(allOf(filters));
- try {
- for (Path entry: stream) {
- if (!isHtml(entry))
- throw new RuntimeException("html file expected");
- if (!isBig(entry))
- throw new RuntimeException("big file expected");
- accepted++;
- }
- } finally {
- stream.close();
- }
- checkCount(bigAndHtmlCount, accepted);
-
- System.out.println("Test: allOf with empty list");
- accepted = 0;
- stream = dir.newDirectoryStream(allOf(emptyList));
- try {
- for (Path entry: stream) {
- accepted++;
- }
- } finally {
- stream.close();
- }
- checkCount(totalCount, accepted);
-
- System.out.println("Test: anyOf with list of filters");
- accepted = 0;
- stream = dir.newDirectoryStream(anyOf(filters));
- try {
- for (Path entry: stream) {
- if (!isHtml(entry) && !isBig(entry))
- throw new RuntimeException("html or big file expected");
- accepted++;
- }
- } finally {
- stream.close();
- }
- checkCount(bigOrHtmlCount, accepted);
-
- System.out.println("Test: anyOf with empty list");
- accepted = 0;
- stream = dir.newDirectoryStream(anyOf(emptyList));
- try {
- for (Path entry: stream) {
- accepted++;
- }
- } finally {
- stream.close();
- }
- checkCount(0, accepted);
-
- System.out.println("Test: complementOf");
- accepted = 0;
- stream = dir.newDirectoryStream(complementOf(newGlobFilter("*.html")));
- try {
- for (Path entry: stream) {
- accepted++;
- }
- } finally {
- stream.close();
- }
- checkCount(totalCount-htmlCount, accepted);
-
- System.out.println("Test: nulls");
- try {
- newContentTypeFilter(null);
- throw new RuntimeException("NullPointerException expected");
- } catch (NullPointerException npe) { }
- try {
- allOf(null);
- throw new RuntimeException("NullPointerException expected");
- } catch (NullPointerException npe) { }
- try {
- anyOf(null);
- throw new RuntimeException("NullPointerException expected");
- } catch (NullPointerException npe) { }
- try {
- complementOf(null);
- throw new RuntimeException("NullPointerException expected");
- } catch (NullPointerException npe) { }
- }
-
- public static void main(String[] args) throws IOException {
- Path dir = TestUtil.createTemporaryDirectory();
- try {
- setup(dir);
- doTests(dir);
- } finally {
- TestUtil.removeAll(dir);
- }
- }
-}
--- a/jdk/test/java/nio/file/DirectoryStream/SecureDS.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/test/java/nio/file/DirectoryStream/SecureDS.java Sun Jun 28 11:47:34 2009 -0700
@@ -22,7 +22,7 @@
*/
/* @test
- * @bug 4313887
+ * @bug 4313887 6838333
* @summary Unit test for java.nio.file.SecureDirectoryStream
* @library ..
*/
@@ -41,7 +41,7 @@
public static void main(String[] args) throws IOException {
Path dir = TestUtil.createTemporaryDirectory();
try {
- DirectoryStream stream = dir.newDirectoryStream();
+ DirectoryStream<Path> stream = dir.newDirectoryStream();
stream.close();
if (!(stream instanceof SecureDirectoryStream)) {
System.out.println("SecureDirectoryStream not supported.");
@@ -81,8 +81,8 @@
// open directory and then move it so that it is no longer accessible
// via its original path.
- SecureDirectoryStream stream =
- (SecureDirectoryStream)dir1.newDirectoryStream();
+ SecureDirectoryStream<Path> stream =
+ (SecureDirectoryStream<Path>)dir1.newDirectoryStream();
dir1.moveTo(dir2);
// Test: iterate over all entries
@@ -96,18 +96,6 @@
.readAttributes()
.isDirectory());
- // Test: dynamic access to directory's attributes
- BasicFileAttributeView view = stream.
- getFileAttributeView(BasicFileAttributeView.class);
- Map<String,?> attrs = view.readAttributes("*");
- assertTrue((Boolean)attrs.get("isDirectory"));
- attrs = view.readAttributes("isRegularFile", "size");
- assertTrue(!(Boolean)attrs.get("isRegularFile"));
- assertTrue((Long)attrs.get("size") >= 0);
- int linkCount = (Integer)view.getAttribute("linkCount");
- assertTrue(linkCount > 0);
- view.setAttribute("lastModifiedTime", 0L);
-
// Test: getFileAttributeView to access attributes of entries
assertTrue(stream
.getFileAttributeView(fileEntry, BasicFileAttributeView.class)
@@ -144,17 +132,6 @@
.isSymbolicLink());
}
- // Test: dynamic access to entry attributes
- view = stream
- .getFileAttributeView(fileEntry, PosixFileAttributeView.class, NOFOLLOW_LINKS);
- if (view != null) {
- attrs = view.readAttributes("owner", "size");
- UserPrincipal owner = (UserPrincipal)attrs.get("owner");
- assertTrue(owner != null);
- assertTrue((Long)attrs.get("size") >= 0L);
- view.setAttribute("lastAccessTime", 0L);
- }
-
// Test: newByteChannel
Set<StandardOpenOption> opts = Collections.emptySet();
stream.newByteChannel(fileEntry, opts).close();
@@ -170,12 +147,13 @@
}
// Test: newDirectoryStream
- stream.newDirectoryStream(dirEntry, true, null).close();
- stream.newDirectoryStream(dirEntry, false, null).close();
+ stream.newDirectoryStream(dirEntry).close();
+ stream.newDirectoryStream(dirEntry, LinkOption.NOFOLLOW_LINKS).close();
if (supportsLinks) {
- stream.newDirectoryStream(link2Entry, true, null).close();
+ stream.newDirectoryStream(link2Entry).close();
try {
- stream.newDirectoryStream(link2Entry, false, null).close();
+ stream.newDirectoryStream(link2Entry, LinkOption.NOFOLLOW_LINKS)
+ .close();
shouldNotGetHere();
} catch (IOException x) { }
}
@@ -193,7 +171,7 @@
stream.close();
dir2.moveTo(dir1);
dir1.resolve(fileEntry).createFile();
- stream = (SecureDirectoryStream)dir1.newDirectoryStream();
+ stream = (SecureDirectoryStream<Path>)dir1.newDirectoryStream();
dir1.moveTo(dir2);
Iterator<Path> iter = stream.iterator();
int removed = 0;
@@ -227,10 +205,10 @@
Path target = Paths.get("newfile");
// open stream to both directories
- SecureDirectoryStream stream1 =
- (SecureDirectoryStream)dir1.newDirectoryStream();
- SecureDirectoryStream stream2 =
- (SecureDirectoryStream)dir2.newDirectoryStream();
+ SecureDirectoryStream<Path> stream1 =
+ (SecureDirectoryStream<Path>)dir1.newDirectoryStream();
+ SecureDirectoryStream<Path> stream2 =
+ (SecureDirectoryStream<Path>)dir2.newDirectoryStream();
// Test: move dir1/myfile -> dir2/newfile
stream1.move(fileEntry, stream2, target);
@@ -259,8 +237,8 @@
if (testDirAsString != null) {
Path testDir = Paths.get(testDirAsString);
if (!dir1.getFileStore().equals(testDir.getFileStore())) {
- SecureDirectoryStream ts =
- (SecureDirectoryStream)testDir.newDirectoryStream();
+ SecureDirectoryStream<Path> ts =
+ (SecureDirectoryStream<Path>)testDir.newDirectoryStream();
dir1.resolve(fileEntry).createFile();
try {
stream1.move(fileEntry, ts, target);
@@ -281,8 +259,8 @@
Path file = Paths.get("file");
dir.resolve(file).createFile();
- SecureDirectoryStream stream =
- (SecureDirectoryStream)dir.newDirectoryStream();
+ SecureDirectoryStream<Path> stream =
+ (SecureDirectoryStream<Path>)dir.newDirectoryStream();
// NullPointerException
try {
@@ -322,7 +300,7 @@
shouldNotGetHere();
} catch (NullPointerException x) { }
try {
- stream.newDirectoryStream(null, true, null);
+ stream.newDirectoryStream(null);
shouldNotGetHere();
} catch (NullPointerException x) { }
try {
@@ -340,7 +318,7 @@
// ClosedDirectoryStreamException
try {
- stream.newDirectoryStream(file, true, null);
+ stream.newDirectoryStream(file);
shouldNotGetHere();
} catch (ClosedDirectoryStreamException x) { }
try {
--- a/jdk/test/java/nio/file/FileSystem/Basic.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/test/java/nio/file/FileSystem/Basic.java Sun Jun 28 11:47:34 2009 -0700
@@ -22,7 +22,7 @@
*/
/* @test
- * @bug 4313887
+ * @bug 4313887 6838333
* @summary Unit test for java.nio.file.FileSystem
* @library ..
*/
@@ -73,10 +73,10 @@
checkSupported(fs, "basic");
String os = System.getProperty("os.name");
if (os.equals("SunOS"))
- checkSupported(fs, "posix", "unix", "owner", "acl", "xattr");
+ checkSupported(fs, "posix", "unix", "owner", "acl", "user");
if (os.equals("Linux"))
- checkSupported(fs, "posix", "unix", "owner", "dos", "xattr");
+ checkSupported(fs, "posix", "unix", "owner", "dos", "user");
if (os.equals("Windows"))
- checkSupported(fs, "owner", "dos", "acl", "xattr");
+ checkSupported(fs, "owner", "dos", "acl", "user");
}
}
--- a/jdk/test/java/nio/file/Files/ContentType.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/test/java/nio/file/Files/ContentType.java Sun Jun 28 11:47:34 2009 -0700
@@ -21,6 +21,13 @@
* have any questions.
*/
+/* @test
+ * @bug 4313887
+ * @summary Unit test for probeContentType method
+ * @library ..
+ * @build ContentType SimpleFileTypeDetector
+ */
+
import java.nio.file.*;
import java.io.*;
@@ -30,7 +37,7 @@
public class ContentType {
- static FileRef createHtmlFile() throws IOException {
+ static Path createHtmlFile() throws IOException {
Path file = File.createTempFile("foo", ".html").toPath();
OutputStream out = file.newOutputStream();
try {
@@ -42,18 +49,14 @@
return file;
}
- static FileRef createUnknownFile() throws IOException {
- return File.createTempFile("unknown", "unknown-file-type-789").toPath();
- }
-
- static FileRef createGrapeFile() throws IOException {
+ static Path createGrapeFile() throws IOException {
return File.createTempFile("red", ".grape").toPath();
}
public static void main(String[] args) throws IOException {
// exercise default file type detector
- FileRef file = createHtmlFile();
+ Path file = createHtmlFile();
try {
String type = Files.probeContentType(file);
if (type == null) {
@@ -63,16 +66,7 @@
throw new RuntimeException("Unexpected type: " + type);
}
} finally {
- TestUtil.deleteUnchecked(file);
- }
- file = createUnknownFile();
- try {
- String type = Files.probeContentType(file);
- if (type != null)
- throw new RuntimeException(file + " should not be recognized as:" +
- type);
- } finally {
- TestUtil.deleteUnchecked(file);
+ file.delete();
}
// exercise custom file type detector
@@ -84,7 +78,7 @@
if (!type.equals("grape/unknown"))
throw new RuntimeException("Unexpected type: " + type);
} finally {
- TestUtil.deleteUnchecked(file);
+ file.delete();
}
}
--- a/jdk/test/java/nio/file/Files/Misc.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/test/java/nio/file/Files/Misc.java Sun Jun 28 11:47:34 2009 -0700
@@ -22,7 +22,7 @@
*/
/* @test
- * @bug 4313887
+ * @bug 4313887 6838333
* @summary Unit test for java.nio.file.Files for miscellenous cases not
* covered by other tests
* @library ..
@@ -39,74 +39,66 @@
}
public static void main(String[] args) throws IOException {
+
+ // -- Files.createDirectories --
+
+ Path dir = TestUtil.createTemporaryDirectory();
+ try {
+ // no-op
+ Files.createDirectories(dir);
+
+ // create one directory
+ Path subdir = dir.resolve("a");
+ Files.createDirectories(subdir);
+ if (!subdir.exists())
+ throw new RuntimeException("directory not created");
+
+ // create parents
+ subdir = subdir.resolve("b/c/d");
+ Files.createDirectories(subdir);
+ if (!subdir.exists())
+ throw new RuntimeException("directory not created");
+
+ // existing file is not a directory
+ Path file = dir.resolve("x").createFile();
+ try {
+ Files.createDirectories(file);
+ throw new RuntimeException("failure expected");
+ } catch (FileAlreadyExistsException x) { }
+ try {
+ Files.createDirectories(file.resolve("y"));
+ throw new RuntimeException("failure expected");
+ } catch (IOException x) { }
+
+ } finally {
+ TestUtil.removeAll(dir);
+ }
+
+ // --- NullPointerException --
+
try {
Files.probeContentType(null);
npeExpected();
} catch (NullPointerException e) {
}
-
- try {
- Files.withDirectory(null, "*", new FileAction<Path>() {
- public void invoke(Path entry) {
- }
- });
- npeExpected();
- } catch (NullPointerException e) {
- }
-
- try {
- Files.withDirectory(Paths.get("."), (String)null, new FileAction<Path>() {
- public void invoke(Path entry) {
- }
- });
- npeExpected();
- } catch (NullPointerException e) {
- }
-
- try {
- Files.withDirectory(Paths.get("."), "*", null);
- npeExpected();
- } catch (NullPointerException e) {
- }
-
- // test propogation of IOException
- Path tmpdir = TestUtil.createTemporaryDirectory();
- try {
- tmpdir.resolve("foo").createFile();
- try {
- Files.withDirectory(tmpdir, new FileAction<Path>() {
- public void invoke(Path entry) throws IOException {
- throw new IOException();
- }
- });
- throw new RuntimeException("IOException expected");
- } catch (IOException e) {
- }
- } finally {
- TestUtil.removeAll(tmpdir);
- }
-
try {
Files.walkFileTree(null, EnumSet.noneOf(FileVisitOption.class),
Integer.MAX_VALUE, new SimpleFileVisitor<Path>(){});
npeExpected();
} catch (NullPointerException e) {
}
-
try {
Files.walkFileTree(Paths.get("."), null, Integer.MAX_VALUE,
new SimpleFileVisitor<Path>(){});
npeExpected();
} catch (NullPointerException e) {
}
-
try {
Files.walkFileTree(Paths.get("."), EnumSet.noneOf(FileVisitOption.class),
-1, new SimpleFileVisitor<Path>(){});
throw new RuntimeException("IllegalArgumentExpected expected");
} catch (IllegalArgumentException e) {
}
-
try {
Set<FileVisitOption> opts = new HashSet<FileVisitOption>(1);
opts.add(null);
@@ -115,7 +107,6 @@
npeExpected();
} catch (NullPointerException e) {
}
-
try {
Files.walkFileTree(Paths.get("."), EnumSet.noneOf(FileVisitOption.class),
Integer.MAX_VALUE, null);
--- a/jdk/test/java/nio/file/Files/content_type.sh Fri Jun 26 21:52:47 2009 -0700
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,71 +0,0 @@
-#
-# Copyright 2008-2009 Sun Microsystems, Inc. All Rights Reserved.
-# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
-#
-# This code is free software; you can redistribute it and/or modify it
-# under the terms of the GNU General Public License version 2 only, as
-# published by the Free Software Foundation.
-#
-# This code is distributed in the hope that it will be useful, but WITHOUT
-# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
-# version 2 for more details (a copy is included in the LICENSE file that
-# accompanied this code).
-#
-# You should have received a copy of the GNU General Public License version
-# 2 along with this work; if not, write to the Free Software Foundation,
-# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
-#
-# Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
-# CA 95054 USA or visit www.sun.com if you need additional information or
-# have any questions.
-#
-
-# @test
-# @bug 4313887
-# @summary Unit test for probeContentType method
-# @library ..
-# @build ContentType SimpleFileTypeDetector
-# @run shell content_type.sh
-
-# if TESTJAVA isn't set then we assume an interactive run.
-
-if [ -z "$TESTJAVA" ]; then
- TESTSRC=.
- TESTCLASSES=.
- JAVA=java
-else
- JAVA="${TESTJAVA}/bin/java"
-fi
-
-OS=`uname -s`
-case "$OS" in
- Windows_* )
- CLASSPATH="${TESTCLASSES};${TESTSRC}"
- ;;
- * )
- CLASSPATH=${TESTCLASSES}:${TESTSRC}
- ;;
-esac
-export CLASSPATH
-
-failures=0
-
-go() {
- echo ''
- $JAVA $1 $2 $3 2>&1
- if [ $? != 0 ]; then failures=`expr $failures + 1`; fi
-}
-
-# Run the test
-
-go ContentType
-
-#
-# Results
-#
-echo ''
-if [ $failures -gt 0 ];
- then echo "$failures test(s) failed";
- else echo "All test(s) passed"; fi
-exit $failures
--- a/jdk/test/java/nio/file/Path/CopyAndMove.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/test/java/nio/file/Path/CopyAndMove.java Sun Jun 28 11:47:34 2009 -0700
@@ -22,7 +22,7 @@
*/
/* @test
- * @bug 4313887
+ * @bug 4313887 6838333
* @summary Unit test for java.nio.file.Path copyTo/moveTo methods
* @library ..
*/
@@ -69,9 +69,9 @@
assertTrue(attrs1.isSymbolicLink() == attrs2.isSymbolicLink());
assertTrue(attrs1.isOther() == attrs2.isOther());
- // check last modified time (assume millisecond precision)
- long time1 = attrs1.resolution().toMillis(attrs1.lastModifiedTime());
- long time2 = attrs1.resolution().toMillis(attrs2.lastModifiedTime());
+ // check last modified time
+ long time1 = attrs1.lastModifiedTime().toMillis();
+ long time2 = attrs2.lastModifiedTime().toMillis();
assertTrue(time1 == time2);
// check size
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/java/nio/file/Path/FileAttributes.java Sun Jun 28 11:47:34 2009 -0700
@@ -0,0 +1,264 @@
+/*
+ * Copyright 2008-2009 Sun Microsystems, Inc. All Rights Reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ */
+
+/* @test
+ * @bug 4313887 6838333
+ * @summary Unit test for java.nio.file.Path
+ * @library ..
+ */
+
+import java.nio.file.*;
+import java.nio.file.attribute.*;
+import java.io.IOException;
+import java.util.*;
+import java.util.concurrent.TimeUnit;
+
+/**
+ * Exercises getAttribute/setAttribute/readAttributes methods.
+ */
+
+public class FileAttributes {
+
+ static void assertTrue(boolean okay) {
+ if (!okay)
+ throw new RuntimeException("Assertion Failed");
+ }
+
+ static void checkEqual(Object o1, Object o2) {
+ if (o1 == null) {
+ assertTrue(o2 == null);
+ } else {
+ assertTrue (o1.equals(o2));
+ }
+ }
+
+ // checks that two time values are within 1s of each other
+ static void checkNearEqual(FileTime t1, FileTime t2) {
+ long diff = Math.abs(t1.toMillis() - t2.toMillis());
+ assertTrue(diff <= 1000);
+ }
+
+ // Exercise getAttribute/setAttribute/readAttributes on basic attributes
+ static void checkBasicAttributes(FileRef file, BasicFileAttributes attrs)
+ throws IOException
+ {
+ // getAttribute
+ checkEqual(attrs.size(), file.getAttribute("size"));
+ checkEqual(attrs.lastModifiedTime(), file.getAttribute("basic:lastModifiedTime"));
+ checkEqual(attrs.lastAccessTime(), file.getAttribute("lastAccessTime"));
+ checkEqual(attrs.creationTime(), file.getAttribute("basic:creationTime"));
+ assertTrue((Boolean)file.getAttribute("isRegularFile"));
+ assertTrue(!(Boolean)file.getAttribute("basic:isDirectory"));
+ assertTrue(!(Boolean)file.getAttribute("isSymbolicLink"));
+ assertTrue(!(Boolean)file.getAttribute("basic:isOther"));
+ checkEqual(attrs.fileKey(), file.getAttribute("basic:fileKey"));
+
+ // setAttribute
+ FileTime modTime = attrs.lastModifiedTime();
+ file.setAttribute("basic:lastModifiedTime", FileTime.fromMillis(0L));
+ checkEqual(Attributes.readBasicFileAttributes(file).lastModifiedTime(),
+ FileTime.fromMillis(0L));
+ file.setAttribute("lastModifiedTime", modTime);
+ checkEqual(Attributes.readBasicFileAttributes(file).lastModifiedTime(), modTime);
+
+ Map<String,?> map;
+ map = file.readAttributes("*");
+ assertTrue(map.size() >= 9);
+ checkEqual(attrs.isRegularFile(), map.get("isRegularFile")); // check one
+
+ map = file.readAttributes("basic:*");
+ assertTrue(map.size() >= 9);
+ checkEqual(attrs.lastAccessTime(), map.get("lastAccessTime")); // check one
+
+ map = file.readAttributes("size,lastModifiedTime");
+ assertTrue(map.size() == 2);
+ checkEqual(attrs.size(), map.get("size"));
+ checkEqual(attrs.lastModifiedTime(), map.get("lastModifiedTime"));
+
+ map = file.readAttributes(
+ "basic:lastModifiedTime,lastAccessTime,ShouldNotExist");
+ assertTrue(map.size() == 2);
+ checkEqual(attrs.lastModifiedTime(), map.get("lastModifiedTime"));
+ checkEqual(attrs.lastAccessTime(), map.get("lastAccessTime"));
+ }
+
+ // Exercise getAttribute/setAttribute/readAttributes on posix attributes
+ static void checkPosixAttributes(FileRef file, PosixFileAttributes attrs)
+ throws IOException
+ {
+ checkBasicAttributes(file, attrs);
+
+ // getAttribute
+ checkEqual(attrs.permissions(), file.getAttribute("posix:permissions"));
+ checkEqual(attrs.owner(), file.getAttribute("posix:owner"));
+ checkEqual(attrs.group(), file.getAttribute("posix:group"));
+
+ // setAttribute
+ Set<PosixFilePermission> orig = attrs.permissions();
+ Set<PosixFilePermission> newPerms = new HashSet<PosixFilePermission>(orig);
+ newPerms.remove(PosixFilePermission.OTHERS_READ);
+ newPerms.remove(PosixFilePermission.OTHERS_WRITE);
+ newPerms.remove(PosixFilePermission.OTHERS_EXECUTE);
+ file.setAttribute("posix:permissions", newPerms);
+ checkEqual(Attributes.readPosixFileAttributes(file).permissions(), newPerms);
+ file.setAttribute("posix:permissions", orig);
+ checkEqual(Attributes.readPosixFileAttributes(file).permissions(), orig);
+ file.setAttribute("posix:owner", attrs.owner());
+ file.setAttribute("posix:group", attrs.group());
+
+ // readAttributes
+ Map<String,?> map;
+ map = file.readAttributes("posix:*");
+ assertTrue(map.size() >= 12);
+ checkEqual(attrs.permissions(), map.get("permissions")); // check one
+
+ map = file.readAttributes("posix:size,owner,ShouldNotExist");
+ assertTrue(map.size() == 2);
+ checkEqual(attrs.size(), map.get("size"));
+ checkEqual(attrs.owner(), map.get("owner"));
+ }
+
+ // Exercise getAttribute/readAttributes on unix attributes
+ static void checkUnixAttributes(FileRef file) throws IOException {
+ // getAttribute
+ int mode = (Integer)file.getAttribute("unix:mode");
+ long ino = (Long)file.getAttribute("unix:ino");
+ long dev = (Long)file.getAttribute("unix:dev");
+ long rdev = (Long)file.getAttribute("unix:rdev");
+ int nlink = (Integer)file.getAttribute("unix:nlink");
+ int uid = (Integer)file.getAttribute("unix:uid");
+ int gid = (Integer)file.getAttribute("unix:gid");
+ FileTime ctime = (FileTime)file.getAttribute("unix:ctime");
+
+ // readAttributes
+ Map<String,?> map;
+ map = file.readAttributes("unix:*");
+ assertTrue(map.size() >= 20);
+
+ map = file.readAttributes("unix:size,uid,gid,ShouldNotExist");
+ assertTrue(map.size() == 3);
+ checkEqual(map.get("size"),
+ Attributes.readBasicFileAttributes(file).size());
+ }
+
+ // Exercise getAttribute/setAttribute on dos attributes
+ static void checkDosAttributes(FileRef file, DosFileAttributes attrs)
+ throws IOException
+ {
+ checkBasicAttributes(file, attrs);
+
+ // getAttribute
+ checkEqual(attrs.isReadOnly(), file.getAttribute("dos:readonly"));
+ checkEqual(attrs.isHidden(), file.getAttribute("dos:hidden"));
+ checkEqual(attrs.isSystem(), file.getAttribute("dos:system"));
+ checkEqual(attrs.isArchive(), file.getAttribute("dos:archive"));
+
+ // setAttribute
+ boolean value;
+
+ value = attrs.isReadOnly();
+ file.setAttribute("dos:readonly", !value);
+ checkEqual(Attributes.readDosFileAttributes(file).isReadOnly(), !value);
+ file.setAttribute("dos:readonly", value);
+ checkEqual(Attributes.readDosFileAttributes(file).isReadOnly(), value);
+
+ value = attrs.isHidden();
+ file.setAttribute("dos:hidden", !value);
+ checkEqual(Attributes.readDosFileAttributes(file).isHidden(), !value);
+ file.setAttribute("dos:hidden", value);
+ checkEqual(Attributes.readDosFileAttributes(file).isHidden(), value);
+
+ value = attrs.isSystem();
+ file.setAttribute("dos:system", !value);
+ checkEqual(Attributes.readDosFileAttributes(file).isSystem(), !value);
+ file.setAttribute("dos:system", value);
+ checkEqual(Attributes.readDosFileAttributes(file).isSystem(), value);
+
+ value = attrs.isArchive();
+ file.setAttribute("dos:archive", !value);
+ checkEqual(Attributes.readDosFileAttributes(file).isArchive(), !value);
+ file.setAttribute("dos:archive", value);
+ checkEqual(Attributes.readDosFileAttributes(file).isArchive(), value);
+
+ // readAttributes
+ Map<String,?> map;
+ map = file.readAttributes("dos:*");
+ assertTrue(map.size() >= 13);
+ checkEqual(attrs.isReadOnly(), map.get("readonly")); // check one
+
+ map = file.readAttributes("dos:size,hidden,ShouldNotExist");
+ assertTrue(map.size() == 2);
+ checkEqual(attrs.size(), map.get("size"));
+ checkEqual(attrs.isHidden(), map.get("hidden"));
+ }
+
+ static void miscTests(Path file) throws IOException {
+ // NPE tests
+ try {
+ file.getAttribute(null);
+ throw new RuntimeException("NullPointerException expected");
+ } catch (NullPointerException npe) { }
+ try {
+ file.getAttribute("isRegularFile", (LinkOption[])null);
+ throw new RuntimeException("NullPointerException expected");
+ } catch (NullPointerException npe) { }
+ try {
+ file.setAttribute(null, 0L);
+ throw new RuntimeException("NullPointerException expected");
+ } catch (NullPointerException npe) { }
+ }
+
+ static void doTests(Path dir) throws IOException {
+ Path file = dir.resolve("foo").createFile();
+ FileStore store = file.getFileStore();
+ try {
+ checkBasicAttributes(file,
+ Attributes.readBasicFileAttributes(file));
+
+ if (store.supportsFileAttributeView("posix"))
+ checkPosixAttributes(file,
+ Attributes.readPosixFileAttributes(file));
+
+ if (store.supportsFileAttributeView("unix"))
+ checkUnixAttributes(file);
+
+ if (store.supportsFileAttributeView("dos"))
+ checkDosAttributes(file,
+ Attributes.readDosFileAttributes(file));
+
+ miscTests(file);
+ } finally {
+ file.delete();
+ }
+ }
+
+
+ public static void main(String[] args) throws IOException {
+ Path dir = TestUtil.createTemporaryDirectory();
+ try {
+ doTests(dir);
+ } finally {
+ TestUtil.removeAll(dir);
+ }
+ }
+}
--- a/jdk/test/java/nio/file/Path/Links.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/test/java/nio/file/Path/Links.java Sun Jun 28 11:47:34 2009 -0700
@@ -22,7 +22,7 @@
*/
/* @test
- * @bug 4313887
+ * @bug 4313887 6838333
* @summary Unit test for java.nio.file.Path createSymbolicLink,
* readSymbolicLink, and createLink methods
* @library ..
@@ -99,16 +99,6 @@
Object key2 = Attributes
.readBasicFileAttributes(bar).fileKey();
assertTrue((key1 == null) || (key1.equals(key2)));
-
-// Testing of linkCount disabled until linkCount method removed frmo
-// BasicFileAttributes
-/*
- assertTrue(Attributes
- .readBasicFileAttributes(foo).linkCount() >= 2);
- assertTrue(Attributes
- .readBasicFileAttributes(bar).linkCount() >= 2);
-*/
-
} finally {
bar.delete();
}
--- a/jdk/test/java/nio/file/Path/Misc.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/test/java/nio/file/Path/Misc.java Sun Jun 28 11:47:34 2009 -0700
@@ -22,7 +22,7 @@
*/
/* @test
- * @bug 4313887
+ * @bug 4313887 6838333
* @summary Unit test for java.nio.file.Path for miscellenous methods not
* covered by other tests
* @library ..
@@ -212,12 +212,7 @@
instanceof BasicFileAttributeView);
assertTrue(dir.getFileAttributeView(BasicFileAttributeView.class, NOFOLLOW_LINKS)
instanceof BasicFileAttributeView);
- assertTrue(dir.getFileAttributeView("basic")
- instanceof BasicFileAttributeView);
- assertTrue(dir.getFileAttributeView("basic", NOFOLLOW_LINKS)
- instanceof BasicFileAttributeView);
assertTrue(dir.getFileAttributeView(BogusFileAttributeView.class) == null);
- assertTrue(dir.getFileAttributeView("bogus") == null);
try {
dir.getFileAttributeView((Class<FileAttributeView>)null);
} catch (NullPointerException ignore) { }
@@ -227,15 +222,6 @@
try {
dir.getFileAttributeView(BasicFileAttributeView.class, (LinkOption)null);
} catch (NullPointerException ignore) { }
- try {
- dir.getFileAttributeView((String)null);
- } catch (NullPointerException ignore) { }
- try {
- dir.getFileAttributeView("basic", (LinkOption[])null);
- } catch (NullPointerException ignore) { }
- try {
- dir.getFileAttributeView("basic", (LinkOption)null);
- } catch (NullPointerException ignore) { }
}
interface BogusFileAttributeView extends FileAttributeView { }
@@ -272,6 +258,16 @@
}
/**
+ * Test: toRealPath(false) with broken link
+ */
+ if (supportsLinks) {
+ Path broken = dir.resolve("doesNotExist");
+ link.createSymbolicLink(broken);
+ assertTrue(link.toRealPath(false).getName().equals(link.getName()));
+ link.delete();
+ }
+
+ /**
* Test: toRealPath should eliminate "."
*/
assertTrue(dir.resolve(".").toRealPath(true).equals(dir.toRealPath(true)));
@@ -358,7 +354,7 @@
}
}
} finally {
- thisFile.delete(false);
+ thisFile.delete();
}
}
@@ -372,7 +368,7 @@
if (isWindows) {
file.createFile();
try {
- Attributes.setAttribute(file, "dos:hidden", true);
+ file.setAttribute("dos:hidden", true);
assertTrue(file.isHidden());
} finally {
file.delete();
--- a/jdk/test/java/nio/file/Path/PathOps.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/test/java/nio/file/Path/PathOps.java Sun Jun 28 11:47:34 2009 -0700
@@ -22,7 +22,7 @@
*/
/* @test
- * @bug 4313887
+ * @bug 4313887 6838333
* @summary Unit test for java.nio.file.Path path operations
*/
@@ -687,7 +687,17 @@
.normalize("/foo");
// invalid
- test("foo\u0000\bar")
+ test("foo\u0000bar")
+ .invalid();
+ test("\u0000foo")
+ .invalid();
+ test("bar\u0000")
+ .invalid();
+ test("//foo\u0000bar")
+ .invalid();
+ test("//\u0000foo")
+ .invalid();
+ test("//bar\u0000")
.invalid();
// normalization
--- a/jdk/test/java/nio/file/Path/TemporaryFiles.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/test/java/nio/file/Path/TemporaryFiles.java Sun Jun 28 11:47:34 2009 -0700
@@ -21,21 +21,30 @@
* have any questions.
*/
+/* @test
+ * @bug 4313887 6838333
+ * @summary Unit test for File.createTemporaryXXX (to be be moved to test/java/io/File)
+ * @library ..
+ */
+
import java.nio.file.*;
import static java.nio.file.StandardOpenOption.*;
import java.nio.file.attribute.*;
import java.io.File;
import java.io.IOException;
-import java.io.OutputStream;
import java.util.Set;
public class TemporaryFiles {
- static void checkFile(Path file) throws IOException {
- // check file is in temporary directory
+ static void checkInTempDirectory(Path file) {
Path tmpdir = Paths.get(System.getProperty("java.io.tmpdir"));
if (!file.getParent().equals(tmpdir))
throw new RuntimeException("Not in temporary directory");
+ }
+
+ static void checkFile(Path file) throws IOException {
+ // check file is in temporary directory
+ checkInTempDirectory(file);
// check that file can be opened for reading and writing
file.newByteChannel(READ).close();
@@ -53,24 +62,37 @@
}
}
+ static void checkDirectory(Path dir) throws IOException {
+ // check directory is in temporary directory
+ checkInTempDirectory(dir);
+
+ // check directory is empty
+ DirectoryStream<Path> stream = dir.newDirectoryStream();
+ try {
+ if (stream.iterator().hasNext())
+ throw new RuntimeException("Tempory directory not empty");
+ } finally {
+ stream.close();
+ }
+
+ // check file permissions are 0700 or more secure
+ if (dir.getFileStore().supportsFileAttributeView("posix")) {
+ Set<PosixFilePermission> perms = Attributes
+ .readPosixFileAttributes(dir).permissions();
+ perms.remove(PosixFilePermission.OWNER_READ);
+ perms.remove(PosixFilePermission.OWNER_WRITE);
+ perms.remove(PosixFilePermission.OWNER_EXECUTE);
+ if (!perms.isEmpty())
+ throw new RuntimeException("Temporary directory is not secure");
+ }
+ }
+
public static void main(String[] args) throws IOException {
- Path file = File.createTempFile("blah", null, false).toPath();
+ Path file = File.createTemporaryFile("blah", null).toPath();
try {
checkFile(file);
} finally {
TestUtil.deleteUnchecked(file);
}
-
- // temporary file with deleteOnExit
- file = File.createTempFile("blah", "tmp", true).toPath();
- checkFile(file);
- // write path to temporary file to file so that calling script can
- // check that it is deleted
- OutputStream out = Paths.get(args[0]).newOutputStream();
- try {
- out.write(file.toString().getBytes());
- } finally {
- out.close();
- }
}
}
--- a/jdk/test/java/nio/file/Path/temporary_files.sh Fri Jun 26 21:52:47 2009 -0700
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,65 +0,0 @@
-#
-# Copyright 2008-2009 Sun Microsystems, Inc. All Rights Reserved.
-# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
-#
-# This code is free software; you can redistribute it and/or modify it
-# under the terms of the GNU General Public License version 2 only, as
-# published by the Free Software Foundation.
-#
-# This code is distributed in the hope that it will be useful, but WITHOUT
-# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
-# version 2 for more details (a copy is included in the LICENSE file that
-# accompanied this code).
-#
-# You should have received a copy of the GNU General Public License version
-# 2 along with this work; if not, write to the Free Software Foundation,
-# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
-#
-# Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
-# CA 95054 USA or visit www.sun.com if you need additional information or
-# have any questions.
-#
-
-# @test
-# @bug 4313887
-# @summary Unit test for File.createTempFile (to be be moved to test/java/io/File)
-# @library ..
-# @build TemporaryFiles
-# @run shell temporary_files.sh
-
-# if TESTJAVA isn't set then we assume an interactive run.
-
-if [ -z "$TESTJAVA" ]; then
- TESTSRC=.
- TESTCLASSES=.
- JAVA=java
-else
- JAVA="${TESTJAVA}/bin/java"
-fi
-
-OS=`uname -s`
-case "$OS" in
- Windows_* )
- CLASSPATH="${TESTCLASSES};${TESTSRC}"
- ;;
- * )
- CLASSPATH=${TESTCLASSES}:${TESTSRC}
- ;;
-esac
-export CLASSPATH
-
-TMPFILENAME="$$.tmp"
-$JAVA TemporaryFiles $TMPFILENAME 2>&1
-if [ $? != 0 ]; then exit 1; fi
-if [ ! -f $TMPFILENAME ]; then
- echo "$TMPFILENAME not found"
- exit 1
-fi
-TMPFILE=`cat $TMPFILENAME`
-if [ -f $TMPFILE ]; then
- echo "$TMPFILE not deleted"
- exit 1
-fi
-
-exit 0
--- a/jdk/test/java/nio/file/TestUtil.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/test/java/nio/file/TestUtil.java Sun Jun 28 11:47:34 2009 -0700
@@ -55,7 +55,7 @@
@Override
public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) {
try {
- file.delete(false);
+ file.delete();
} catch (IOException x) {
System.err.format("Unable to delete %s: %s\n", file, x);
}
@@ -64,7 +64,7 @@
@Override
public FileVisitResult postVisitDirectory(Path dir, IOException exc) {
try {
- dir.delete(false);
+ dir.delete();
} catch (IOException x) {
System.err.format("Unable to delete %s: %s\n", dir, x);
}
@@ -78,7 +78,7 @@
});
}
- static void deleteUnchecked(FileRef file) {
+ static void deleteUnchecked(Path file) {
try {
file.delete();
} catch (IOException exc) {
@@ -114,7 +114,7 @@
Path target = dir.resolve("testtarget");
try {
link.createSymbolicLink(target);
- target.delete(false);
+ link.delete();
return true;
} catch (UnsupportedOperationException x) {
return false;
--- a/jdk/test/java/nio/file/WatchService/Basic.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/test/java/nio/file/WatchService/Basic.java Sun Jun 28 11:47:34 2009 -0700
@@ -22,7 +22,7 @@
*/
/* @test
- * @bug 4313887
+ * @bug 4313887 6838333
* @summary Unit test for java.nio.file.WatchService
* @library ..
* @run main/timeout=120 Basic
@@ -114,7 +114,7 @@
throw new RuntimeException("register did not return existing key");
System.out.format("delete %s\n", file);
- file.delete(false);
+ file.delete();
takeExpectedKey(watcher, myKey);
checkExpectedEvent(myKey.pollEvents(),
StandardWatchEventKind.ENTRY_DELETE, name);
@@ -137,7 +137,7 @@
throw new RuntimeException("register did not return existing key");
System.out.format("update: %s\n", file);
- OutputStream out = file.newOutputStream(EnumSet.of(StandardOpenOption.APPEND));
+ OutputStream out = file.newOutputStream(StandardOpenOption.APPEND);
try {
out.write("I am a small file".getBytes("UTF-8"));
} finally {
@@ -151,7 +151,7 @@
System.out.println("OKAY");
// done
- file.delete(false);
+ file.delete();
} finally {
watcher.close();
@@ -190,7 +190,7 @@
}
// done
- file.delete(false);
+ file.delete();
System.out.println("OKAY");
@@ -216,7 +216,7 @@
new WatchEvent.Kind<?>[]{ ENTRY_CREATE, ENTRY_DELETE, ENTRY_MODIFY });
System.out.format("delete: %s\n", subdir);
- subdir.delete(false);
+ subdir.delete();
takeExpectedKey(watcher, myKey);
System.out.println("reset key");
@@ -439,7 +439,7 @@
throw new RuntimeException("key not expected");
// delete gus1
- file1.delete(false);
+ file1.delete();
// check that key2 got ENTRY_DELETE
takeExpectedKey(watcher2, key2);
--- a/jdk/test/java/nio/file/WatchService/FileTreeModifier.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/test/java/nio/file/WatchService/FileTreeModifier.java Sun Jun 28 11:47:34 2009 -0700
@@ -22,7 +22,7 @@
*/
/* @test
- * @bug 4313887
+ * @bug 4313887 6838333
* @summary Sanity test for Sun-specific FILE_TREE watch event modifier
* @library ..
*/
@@ -85,7 +85,7 @@
throw new RuntimeException("Existing key not returned");
// delete a/b/c/foo and check we get delete event
- file.delete(false);
+ file.delete();
checkExpectedEvent(watcher, ENTRY_DELETE, top.relativize(file));
key.reset();
--- a/jdk/test/java/nio/file/attribute/AclFileAttributeView/Basic.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/test/java/nio/file/attribute/AclFileAttributeView/Basic.java Sun Jun 28 11:47:34 2009 -0700
@@ -22,7 +22,7 @@
*/
/* @test
- * @bug 4313887
+ * @bug 4313887 6838333
* @summary Unit test for java.nio.file.attribute.AclFileAttribueView
* @library ../..
*/
@@ -147,7 +147,10 @@
}
public static void main(String[] args) throws IOException {
- Path dir = TestUtil.createTemporaryDirectory();
+ // use work directory rather than system temporary directory to
+ // improve chances that ACLs are supported
+ Path dir = Paths.get("./work" + new Random().nextInt())
+ .createDirectory();
try {
if (!dir.getFileStore().supportsFileAttributeView("acl")) {
System.out.println("ACLs not supported - test skipped!");
--- a/jdk/test/java/nio/file/attribute/Attributes/Basic.java Fri Jun 26 21:52:47 2009 -0700
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,254 +0,0 @@
-/*
- * Copyright 2008-2009 Sun Microsystems, Inc. All Rights Reserved.
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
- *
- * This code is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 only, as
- * published by the Free Software Foundation.
- *
- * This code is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
- * version 2 for more details (a copy is included in the LICENSE file that
- * accompanied this code).
- *
- * You should have received a copy of the GNU General Public License version
- * 2 along with this work; if not, write to the Free Software Foundation,
- * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
- * CA 95054 USA or visit www.sun.com if you need additional information or
- * have any questions.
- */
-
-/* @test
- * @bug 4313887
- * @summary Unit test for java.nio.file.attribute.Attributes
- * @library ../..
- */
-
-import java.nio.file.*;
-import java.nio.file.attribute.*;
-import java.io.IOException;
-import java.util.*;
-import java.util.concurrent.TimeUnit;
-
-/**
- * Exercises getAttribute/setAttribute/readAttributes methods.
- */
-
-public class Basic {
-
- static void assertTrue(boolean okay) {
- if (!okay)
- throw new RuntimeException("Assertion Failed");
- }
-
- static void checkEqual(Object o1, Object o2) {
- if (o1 == null) {
- assertTrue(o2 == null);
- } else {
- assertTrue (o1.equals(o2));
- }
- }
-
- // Exercise getAttribute/setAttribute/readAttributes on basic attributes
- static void checkBasicAttributes(FileRef file, BasicFileAttributes attrs)
- throws IOException
- {
- // getAttribute
- checkEqual(attrs.size(), Attributes.getAttribute(file, "size"));
- checkEqual(attrs.lastModifiedTime(),
- Attributes.getAttribute(file, "basic:lastModifiedTime"));
- checkEqual(attrs.lastAccessTime(),
- Attributes.getAttribute(file, "lastAccessTime"));
- checkEqual(attrs.creationTime(),
- Attributes.getAttribute(file, "basic:creationTime"));
- assertTrue((Boolean)Attributes.getAttribute(file, "isRegularFile"));
- assertTrue(!(Boolean)Attributes.getAttribute(file, "basic:isDirectory"));
- assertTrue(!(Boolean)Attributes.getAttribute(file, "isSymbolicLink"));
- assertTrue(!(Boolean)Attributes.getAttribute(file, "basic:isOther"));
- checkEqual(attrs.linkCount(),
- (Integer)Attributes.getAttribute(file, "linkCount"));
- checkEqual(attrs.fileKey(), Attributes.getAttribute(file, "basic:fileKey"));
-
- // setAttribute
- if (attrs.resolution() == TimeUnit.MILLISECONDS) {
- long modTime = attrs.lastModifiedTime();
- Attributes.setAttribute(file, "basic:lastModifiedTime", 0L);
- assertTrue(Attributes.readBasicFileAttributes(file).lastModifiedTime() == 0L);
- Attributes.setAttribute(file, "lastModifiedTime", modTime);
- assertTrue(Attributes.readBasicFileAttributes(file).lastModifiedTime() == modTime);
- }
-
- // readAttributes
- Map<String,?> map;
- map = Attributes.readAttributes(file, "*");
- assertTrue(map.size() >= 11);
- checkEqual(attrs.isRegularFile(), map.get("isRegularFile")); // check one
-
- map = Attributes.readAttributes(file, "basic:*");
- assertTrue(map.size() >= 11);
- checkEqual(attrs.lastAccessTime(), map.get("lastAccessTime")); // check one
-
- map = Attributes.readAttributes(file, "size,lastModifiedTime");
- assertTrue(map.size() == 2);
- checkEqual(attrs.size(), map.get("size"));
- checkEqual(attrs.lastModifiedTime(), map.get("lastModifiedTime"));
-
- map = Attributes.readAttributes(file,
- "basic:lastModifiedTime,lastAccessTime,linkCount,ShouldNotExist");
- assertTrue(map.size() == 3);
- checkEqual(attrs.lastModifiedTime(), map.get("lastModifiedTime"));
- checkEqual(attrs.lastAccessTime(), map.get("lastAccessTime"));
- checkEqual(attrs.lastAccessTime(), map.get("lastAccessTime"));
- }
-
- // Exercise getAttribute/setAttribute/readAttributes on posix attributes
- static void checkPosixAttributes(FileRef file, PosixFileAttributes attrs)
- throws IOException
- {
- checkBasicAttributes(file, attrs);
-
- // getAttribute
- checkEqual(attrs.permissions(),
- Attributes.getAttribute(file, "posix:permissions"));
- checkEqual(attrs.owner(),
- Attributes.getAttribute(file, "posix:owner"));
- checkEqual(attrs.group(),
- Attributes.getAttribute(file, "posix:group"));
-
- // setAttribute
- Set<PosixFilePermission> orig = attrs.permissions();
- Set<PosixFilePermission> newPerms = new HashSet<PosixFilePermission>(orig);
- newPerms.remove(PosixFilePermission.OTHERS_READ);
- newPerms.remove(PosixFilePermission.OTHERS_WRITE);
- newPerms.remove(PosixFilePermission.OTHERS_EXECUTE);
- Attributes.setAttribute(file, "posix:permissions", newPerms);
- checkEqual(Attributes.readPosixFileAttributes(file).permissions(), newPerms);
- Attributes.setAttribute(file, "posix:permissions", orig);
- checkEqual(Attributes.readPosixFileAttributes(file).permissions(), orig);
- Attributes.setAttribute(file, "posix:owner", attrs.owner());
- Attributes.setAttribute(file, "posix:group", attrs.group());
-
- // readAttributes
- Map<String,?> map;
- map = Attributes.readAttributes(file, "posix:*");
- assertTrue(map.size() >= 14);
- checkEqual(attrs.permissions(), map.get("permissions")); // check one
-
- map = Attributes.readAttributes(file, "posix:size,owner,ShouldNotExist");
- assertTrue(map.size() == 2);
- checkEqual(attrs.size(), map.get("size"));
- checkEqual(attrs.owner(), map.get("owner"));
- }
-
- // Exercise getAttribute/setAttribute/readAttributes on unix attributes
- static void checkUnixAttributes(FileRef file) throws IOException {
- // getAttribute
- int mode = (Integer)Attributes.getAttribute(file, "unix:mode");
- long ino = (Long)Attributes.getAttribute(file, "unix:ino");
- long dev = (Long)Attributes.getAttribute(file, "unix:dev");
- long rdev = (Long)Attributes.getAttribute(file, "unix:rdev");
- int uid = (Integer)Attributes.getAttribute(file, "unix:uid");
- int gid = (Integer)Attributes.getAttribute(file, "unix:gid");
- long ctime = (Long)Attributes.getAttribute(file, "unix:ctime");
-
- // readAttributes
- Map<String,?> map;
- map = Attributes.readAttributes(file, "unix:*");
- assertTrue(map.size() >= 21);
-
- map = Attributes.readAttributes(file, "unix:size,uid,gid,ShouldNotExist");
- assertTrue(map.size() == 3);
- checkEqual(map.get("size"),
- Attributes.readBasicFileAttributes(file).size());
- }
-
- // Exercise getAttribute/setAttribute/readAttributes on dos attributes
- static void checkDosAttributes(FileRef file, DosFileAttributes attrs)
- throws IOException
- {
- checkBasicAttributes(file, attrs);
-
- // getAttribute
- checkEqual(attrs.isReadOnly(),
- Attributes.getAttribute(file, "dos:readonly"));
- checkEqual(attrs.isHidden(),
- Attributes.getAttribute(file, "dos:hidden"));
- checkEqual(attrs.isSystem(),
- Attributes.getAttribute(file, "dos:system"));
- checkEqual(attrs.isArchive(),
- Attributes.getAttribute(file, "dos:archive"));
-
- // setAttribute
- boolean value;
-
- value = attrs.isReadOnly();
- Attributes.setAttribute(file, "dos:readonly", !value);
- checkEqual(Attributes.readDosFileAttributes(file).isReadOnly(), !value);
- Attributes.setAttribute(file, "dos:readonly", value);
- checkEqual(Attributes.readDosFileAttributes(file).isReadOnly(), value);
-
- value = attrs.isHidden();
- Attributes.setAttribute(file, "dos:hidden", !value);
- checkEqual(Attributes.readDosFileAttributes(file).isHidden(), !value);
- Attributes.setAttribute(file, "dos:hidden", value);
- checkEqual(Attributes.readDosFileAttributes(file).isHidden(), value);
-
- value = attrs.isSystem();
- Attributes.setAttribute(file, "dos:system", !value);
- checkEqual(Attributes.readDosFileAttributes(file).isSystem(), !value);
- Attributes.setAttribute(file, "dos:system", value);
- checkEqual(Attributes.readDosFileAttributes(file).isSystem(), value);
-
- value = attrs.isArchive();
- Attributes.setAttribute(file, "dos:archive", !value);
- checkEqual(Attributes.readDosFileAttributes(file).isArchive(), !value);
- Attributes.setAttribute(file, "dos:archive", value);
- checkEqual(Attributes.readDosFileAttributes(file).isArchive(), value);
-
- // readAttributes
- Map<String,?> map;
- map = Attributes.readAttributes(file, "dos:*");
- assertTrue(map.size() >= 15);
- checkEqual(attrs.isReadOnly(), map.get("readonly")); // check one
-
- map = Attributes.readAttributes(file, "dos:size,hidden,ShouldNotExist");
- assertTrue(map.size() == 2);
- checkEqual(attrs.size(), map.get("size"));
- checkEqual(attrs.isHidden(), map.get("hidden"));
- }
-
- static void doTests(Path dir) throws IOException {
- Path file = dir.resolve("foo").createFile();
- FileStore store = file.getFileStore();
- try {
- checkBasicAttributes(file,
- Attributes.readBasicFileAttributes(file));
-
- if (store.supportsFileAttributeView("posix"))
- checkPosixAttributes(file,
- Attributes.readPosixFileAttributes(file));
-
- if (store.supportsFileAttributeView("unix"))
- checkUnixAttributes(file);
-
- if (store.supportsFileAttributeView("dos"))
- checkDosAttributes(file,
- Attributes.readDosFileAttributes(file));
- } finally {
- file.delete();
- }
- }
-
-
- public static void main(String[] args) throws IOException {
- Path dir = TestUtil.createTemporaryDirectory();
- try {
- doTests(dir);
- } finally {
- TestUtil.removeAll(dir);
- }
- }
-}
--- a/jdk/test/java/nio/file/attribute/BasicFileAttributeView/Basic.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/test/java/nio/file/attribute/BasicFileAttributeView/Basic.java Sun Jun 28 11:47:34 2009 -0700
@@ -22,7 +22,7 @@
*/
/* @test
- * @bug 4313887
+ * @bug 4313887 6838333
* @summary Unit test for java.nio.file.attribute.BasicFileAttributeView
* @library ../..
*/
@@ -48,14 +48,11 @@
check(!attrs.isRegularFile(), "is not a regular file");
check(!attrs.isSymbolicLink(), "is not a link");
check(!attrs.isOther(), "is not other");
- check(attrs.linkCount() >= 1, "should be at least 1");
// last-modified-time should match java.io.File
- if (attrs.resolution() == TimeUnit.MILLISECONDS) {
- File f = new File(dir.toString());
- check(f.lastModified() == attrs.lastModifiedTime(),
- "last-modified time should be the same");
- }
+ File f = new File(dir.toString());
+ check(f.lastModified() == attrs.lastModifiedTime().toMillis(),
+ "last-modified time should be the same");
}
static void checkAttributesOfFile(Path dir, Path file)
@@ -66,30 +63,27 @@
check(!attrs.isDirectory(), "is not a directory");
check(!attrs.isSymbolicLink(), "is not a link");
check(!attrs.isOther(), "is not other");
- check(attrs.linkCount() >= 1, "should be at least 1");
// size and last-modified-time should match java.io.File
File f = new File(file.toString());
check(f.length() == attrs.size(), "size should be the same");
- if (attrs.resolution() == TimeUnit.MILLISECONDS) {
- check(f.lastModified() == attrs.lastModifiedTime(),
- "last-modified time should be the same");
- }
+ check(f.lastModified() == attrs.lastModifiedTime().toMillis(),
+ "last-modified time should be the same");
// copy last-modified time and file create time from directory to file,
// re-read attribtues, and check they match
BasicFileAttributeView view =
file.getFileAttributeView(BasicFileAttributeView.class);
BasicFileAttributes dirAttrs = Attributes.readBasicFileAttributes(dir);
- view.setTimes(dirAttrs.lastModifiedTime(), null, null, dirAttrs.resolution());
- if (dirAttrs.creationTime() != -1L) {
- view.setTimes(null, null, dirAttrs.creationTime(), dirAttrs.resolution());
+ view.setTimes(dirAttrs.lastModifiedTime(), null, null);
+ if (dirAttrs.creationTime() != null) {
+ view.setTimes(null, null, dirAttrs.creationTime());
}
attrs = view.readAttributes();
- check(attrs.lastModifiedTime() == dirAttrs.lastModifiedTime(),
+ check(attrs.lastModifiedTime().equals(dirAttrs.lastModifiedTime()),
"last-modified time should be equal");
- if (dirAttrs.creationTime() != -1L) {
- check(attrs.creationTime() == dirAttrs.creationTime(),
+ if (dirAttrs.creationTime() != null) {
+ check(attrs.creationTime().equals(dirAttrs.creationTime()),
"create time should be the same");
}
@@ -107,7 +101,6 @@
check(!attrs.isDirectory(), "is a directory");
check(!attrs.isRegularFile(), "is not a regular file");
check(!attrs.isOther(), "is not other");
- check(attrs.linkCount() >= 1, "should be at least 1");
}
static void attributeReadWriteTests(Path dir)
--- a/jdk/test/java/nio/file/attribute/DosFileAttributeView/Basic.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/test/java/nio/file/attribute/DosFileAttributeView/Basic.java Sun Jun 28 11:47:34 2009 -0700
@@ -22,7 +22,7 @@
*/
/* @test
- * @bug 4313887
+ * @bug 4313887 6838333
* @summary Unit test for java.nio.file.attribute.DosFileAttributeView
* @library ../..
*/
@@ -75,7 +75,7 @@
// create "foo" and test that we can read/write each FAT attribute
Path file = dir.resolve("foo");
- file.newOutputStream().close();
+ file.createFile();
try {
testAttributes(file
.getFileAttributeView(DosFileAttributeView.class));
--- a/jdk/test/java/nio/file/attribute/FileStoreAttributeView/Basic.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/test/java/nio/file/attribute/FileStoreAttributeView/Basic.java Sun Jun 28 11:47:34 2009 -0700
@@ -22,7 +22,7 @@
*/
/* @test
- * @bug 4313887
+ * @bug 4313887 6838333
* @summary Unit test for java.nio.file.attribute.FileStoreAttributeView
* @library ../..
*/
@@ -106,43 +106,10 @@
checkWithin1GB(free, attrs.unallocatedSpace());
checkWithin1GB(usable, attrs.usableSpace());
- // get values by name (and in bulk)
- FileStoreAttributeView view = fs.getFileStoreAttributeView("space");
- checkWithin1GB(total, (Long)view.getAttribute("totalSpace"));
- checkWithin1GB(free, (Long)view.getAttribute("unallocatedSpace"));
- checkWithin1GB(usable, (Long)view.getAttribute("usableSpace"));
- Map<String,?> map = view.readAttributes("*");
- checkWithin1GB(total, (Long)map.get("totalSpace"));
- checkWithin1GB(free, (Long)map.get("unallocatedSpace"));
- checkWithin1GB(usable, (Long)map.get("usableSpace"));
- map = view.readAttributes("totalSpace", "unallocatedSpace", "usableSpace");
- checkWithin1GB(total, (Long)map.get("totalSpace"));
- checkWithin1GB(free, (Long)map.get("unallocatedSpace"));
- checkWithin1GB(usable, (Long)map.get("usableSpace"));
- }
-
- /**
- * Check (Windows-specific) volume attributes
- */
- static void checkVolumeAttributes() throws IOException {
- System.out.println(" -- volumes -- ");
- for (FileStore store: FileSystems.getDefault().getFileStores()) {
- FileStoreAttributeView view = store.getFileStoreAttributeView("volume");
- if (view == null)
- continue;
- Map<String,?> attrs = view.readAttributes("*");
- int vsn = (Integer)attrs.get("vsn");
- boolean compressed = (Boolean)attrs.get("compressed");
- boolean removable = (Boolean)attrs.get("removable");
- boolean cdrom = (Boolean)attrs.get("cdrom");
- String type;
- if (removable) type = "removable";
- else if (cdrom) type = "cdrom";
- else type = "unknown";
- System.out.format("%s (%s) vsn:%x compressed:%b%n", store.name(),
- type, vsn, compressed);
- }
-
+ // get values by name
+ checkWithin1GB(total, (Long)fs.getAttribute("space:totalSpace"));
+ checkWithin1GB(free, (Long)fs.getAttribute("space:unallocatedSpace"));
+ checkWithin1GB(usable, (Long)fs.getAttribute("space:usableSpace"));
}
public static void main(String[] args) throws IOException {
@@ -161,9 +128,6 @@
Path file = dir.resolve("foo").createFile();
checkSpace(file);
- // volume attributes (Windows specific)
- checkVolumeAttributes();
-
} finally {
TestUtil.removeAll(dir);
}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/java/nio/file/attribute/FileTime/Basic.java Sun Jun 28 11:47:34 2009 -0700
@@ -0,0 +1,122 @@
+/*
+ * Copyright 2009 Sun Microsystems, Inc. All Rights Reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ */
+
+/* @test
+ * @bug 6844313
+ * @summary Unit test for java.nio.file.FileTime
+ */
+
+import java.nio.file.attribute.FileTime;
+import java.util.concurrent.TimeUnit;
+import static java.util.concurrent.TimeUnit.*;
+import java.io.IOException;
+
+public class Basic {
+
+ public static void main(String[] args) throws IOException {
+ long now = System.currentTimeMillis();
+ long tomorrowInDays = TimeUnit.DAYS.convert(now, MILLISECONDS) + 1;
+
+ // equals
+ eq(now, MILLISECONDS, now, MILLISECONDS);
+ eq(now, MILLISECONDS, now*1000L, MICROSECONDS);
+ neq(now, MILLISECONDS, 0, MILLISECONDS);
+ neq(now, MILLISECONDS, 0, MICROSECONDS);
+
+ // compareTo
+ cmp(now, MILLISECONDS, now, MILLISECONDS, 0);
+ cmp(now, MILLISECONDS, now*1000L, MICROSECONDS, 0);
+ cmp(now, MILLISECONDS, now-1234, MILLISECONDS, 1);
+ cmp(now, MILLISECONDS, now+1234, MILLISECONDS, -1);
+ cmp(tomorrowInDays, DAYS, now, MILLISECONDS, 1);
+ cmp(now, MILLISECONDS, tomorrowInDays, DAYS, -1);
+
+ // toString
+ ts(1L, DAYS, "1970-01-02T00:00:00Z");
+ ts(1L, HOURS, "1970-01-01T01:00:00Z");
+ ts(1L, MINUTES, "1970-01-01T00:01:00Z");
+ ts(1L, SECONDS, "1970-01-01T00:00:01Z");
+ ts(1L, MILLISECONDS, "1970-01-01T00:00:00.001Z");
+ ts(1L, MICROSECONDS, "1970-01-01T00:00:00.000001Z");
+ ts(1L, NANOSECONDS, "1970-01-01T00:00:00.000000001Z");
+
+ ts(-1L, DAYS, "1969-12-31T00:00:00Z");
+ ts(-1L, HOURS, "1969-12-31T23:00:00Z");
+ ts(-1L, MINUTES, "1969-12-31T23:59:00Z");
+ ts(-1L, SECONDS, "1969-12-31T23:59:59Z");
+ ts(-1L, MILLISECONDS, "1969-12-31T23:59:59.999Z");
+ ts(-1L, MICROSECONDS, "1969-12-31T23:59:59.999999Z");
+ ts(-1L, NANOSECONDS, "1969-12-31T23:59:59.999999999Z");
+
+ ts(-62135596799999L, MILLISECONDS, "0001-01-01T00:00:00.001Z");
+ ts(-62135596800000L, MILLISECONDS, "0001-01-01T00:00:00Z");
+ ts(-62135596800001L, MILLISECONDS, "-0001-12-31T23:59:59.999Z");
+
+ ts(253402300799999L, MILLISECONDS, "9999-12-31T23:59:59.999Z");
+ ts(-377642044800001L, MILLISECONDS, "-9999-12-31T23:59:59.999Z");
+
+ // NTFS epoch in usec.
+ ts(-11644473600000000L, MICROSECONDS, "1601-01-01T00:00:00Z");
+
+ // nulls
+ try {
+ FileTime.from(0L, null);
+ throw new RuntimeException("NullPointerException expected");
+ } catch (NullPointerException npe) { }
+ FileTime time = FileTime.fromMillis(now);
+ if (time.equals(null))
+ throw new RuntimeException("should not be equal to null");
+ try {
+ time.compareTo(null);
+ throw new RuntimeException("NullPointerException expected");
+ } catch (NullPointerException npe) { }
+ }
+
+ static void cmp(long v1, TimeUnit u1, long v2, TimeUnit u2, int expected) {
+ int result = FileTime.from(v1, u1).compareTo(FileTime.from(v2, u2));
+ if (result != expected)
+ throw new RuntimeException("unexpected order");
+ }
+
+ static void eq(long v1, TimeUnit u1, long v2, TimeUnit u2) {
+ FileTime t1 = FileTime.from(v1, u1);
+ FileTime t2 = FileTime.from(v2, u2);
+ if (!t1.equals(t2))
+ throw new RuntimeException("not equal");
+ if (t1.hashCode() != t2.hashCode())
+ throw new RuntimeException("hashCodes should be equal");
+ }
+
+ static void neq(long v1, TimeUnit u1, long v2, TimeUnit u2) {
+ FileTime t1 = FileTime.from(v1, u1);
+ FileTime t2 = FileTime.from(v2, u2);
+ if (t1.equals(t2))
+ throw new RuntimeException("should not be equal");
+ }
+
+ static void ts(long v, TimeUnit y, String expected) {
+ String s = FileTime.from(v, y).toString();
+ if (!s.equals(expected))
+ throw new RuntimeException("unexpected format");
+ }
+}
--- a/jdk/test/java/nio/file/attribute/PosixFileAttributeView/Basic.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/test/java/nio/file/attribute/PosixFileAttributeView/Basic.java Sun Jun 28 11:47:34 2009 -0700
@@ -22,7 +22,7 @@
*/
/* @test
- * @bug 4313887
+ * @bug 4313887 6838333
* @summary Unit test for java.nio.file.attribute.PosixFileAttributeView
* @library ../..
*/
@@ -44,15 +44,14 @@
* Use view to update permission to the given mode and check that the
* permissions have been updated.
*/
- static void testPermissions(PosixFileAttributeView view, String mode)
- throws IOException
- {
+ static void testPermissions(Path file, String mode) throws IOException {
System.out.format("change mode: %s\n", mode);
Set<PosixFilePermission> perms = PosixFilePermissions.fromString(mode);
// change permissions and re-read them.
- view.setPermissions(perms);
- Set<PosixFilePermission> current = view.readAttributes().permissions();
+ Attributes.setPosixFilePermissions(file, perms);
+ Set<PosixFilePermission> current = Attributes
+ .readPosixFileAttributes(file).permissions();
if (!current.equals(perms)) {
throw new RuntimeException("Actual permissions: " +
PosixFilePermissions.toString(current) + ", expected: " +
@@ -60,8 +59,8 @@
}
// repeat test using setAttribute/getAttribute
- view.setAttribute("permissions", perms);
- current = (Set<PosixFilePermission>)view.getAttribute("permissions");
+ file.setAttribute("posix:permissions", perms);
+ current = (Set<PosixFilePermission>)file.getAttribute("posix:permissions");
if (!current.equals(perms)) {
throw new RuntimeException("Actual permissions: " +
PosixFilePermissions.toString(current) + ", expected: " +
@@ -98,17 +97,14 @@
FileAttribute<Set<PosixFilePermission>> attr =
PosixFilePermissions.asFileAttribute(requested);
System.out.format("create file with mode: %s\n", mode);
-
- EnumSet<StandardOpenOption> options = EnumSet.of(StandardOpenOption.CREATE_NEW,
- StandardOpenOption.WRITE);
- file.newOutputStream(options, attr).close();
+ file.createFile(attr);
try {
checkSecure(requested, file
.getFileAttributeView(PosixFileAttributeView.class)
.readAttributes()
.permissions());
} finally {
- file.delete(false);
+ file.delete();
}
System.out.format("create directory with mode: %s\n", mode);
@@ -119,7 +115,7 @@
.readAttributes()
.permissions());
} finally {
- file.delete(false);
+ file.delete();
}
}
@@ -134,7 +130,7 @@
// create file and test updating and reading its permissions
Path file = dir.resolve("foo");
System.out.format("create %s\n", file);
- file.newOutputStream().close();
+ file.createFile();
try {
// get initial permissions so that we can restore them later
PosixFileAttributeView view = file
@@ -144,32 +140,32 @@
// test various modes
try {
- testPermissions(view, "---------");
- testPermissions(view, "r--------");
- testPermissions(view, "-w-------");
- testPermissions(view, "--x------");
- testPermissions(view, "rwx------");
- testPermissions(view, "---r-----");
- testPermissions(view, "----w----");
- testPermissions(view, "-----x---");
- testPermissions(view, "---rwx---");
- testPermissions(view, "------r--");
- testPermissions(view, "-------w-");
- testPermissions(view, "--------x");
- testPermissions(view, "------rwx");
- testPermissions(view, "r--r-----");
- testPermissions(view, "r--r--r--");
- testPermissions(view, "rw-rw----");
- testPermissions(view, "rwxrwx---");
- testPermissions(view, "rw-rw-r--");
- testPermissions(view, "r-xr-x---");
- testPermissions(view, "r-xr-xr-x");
- testPermissions(view, "rwxrwxrwx");
+ testPermissions(file, "---------");
+ testPermissions(file, "r--------");
+ testPermissions(file, "-w-------");
+ testPermissions(file, "--x------");
+ testPermissions(file, "rwx------");
+ testPermissions(file, "---r-----");
+ testPermissions(file, "----w----");
+ testPermissions(file, "-----x---");
+ testPermissions(file, "---rwx---");
+ testPermissions(file, "------r--");
+ testPermissions(file, "-------w-");
+ testPermissions(file, "--------x");
+ testPermissions(file, "------rwx");
+ testPermissions(file, "r--r-----");
+ testPermissions(file, "r--r--r--");
+ testPermissions(file, "rw-rw----");
+ testPermissions(file, "rwxrwx---");
+ testPermissions(file, "rw-rw-r--");
+ testPermissions(file, "r-xr-x---");
+ testPermissions(file, "r-xr-xr-x");
+ testPermissions(file, "rwxrwxrwx");
} finally {
view.setPermissions(save);
}
} finally {
- file.delete(false);
+ file.delete();
}
// create link (to file that doesn't exist) and test reading of
@@ -185,7 +181,7 @@
throw new RuntimeException("not a link");
}
} finally {
- link.delete(false);
+ link.delete();
}
}
@@ -239,7 +235,7 @@
Path file = dir.resolve("gus");
System.out.format("create %s\n", file);
- file.newOutputStream().close();
+ file.createFile();
try {
// read attributes of directory to get owner/group
@@ -251,13 +247,14 @@
view.setOwner(attrs.owner());
view.setGroup(attrs.group());
- // repeat test using setAttribute
- Map<String,?> map = view.readAttributes("owner","group");
- view.setAttribute("owner", map.get("owner"));
- view.setAttribute("group", map.get("group"));
+ // repeat test using set/getAttribute
+ UserPrincipal owner = (UserPrincipal)file.getAttribute("posix:owner");
+ file.setAttribute("posix:owner", owner);
+ UserPrincipal group = (UserPrincipal)file.getAttribute("posix:group");
+ file.setAttribute("posix:group", group);
} finally {
- file.delete(false);
+ file.delete();
}
System.out.println("OKAY");
--- a/jdk/test/java/nio/file/attribute/UserDefinedFileAttributeView/Basic.java Fri Jun 26 21:52:47 2009 -0700
+++ b/jdk/test/java/nio/file/attribute/UserDefinedFileAttributeView/Basic.java Sun Jun 28 11:47:34 2009 -0700
@@ -22,7 +22,7 @@
*/
/* @test
- * @bug 4313887
+ * @bug 4313887 6838333
* @summary Unit test for java.nio.file.attribute.UserDefinedFileAttributeView
* @library ../..
*/
@@ -129,23 +129,24 @@
throw new RuntimeException("Attribute name in list");
// Test: dynamic access
+ String name = "user:" + ATTR_NAME;
byte[] valueAsBytes = ATTR_VALUE.getBytes();
- view.setAttribute(ATTR_NAME, valueAsBytes);
- byte[] actualAsBytes = (byte[])view.getAttribute(ATTR_NAME);
+ file.setAttribute(name, valueAsBytes);
+ byte[] actualAsBytes = (byte[])file.getAttribute(name);
if (!Arrays.equals(valueAsBytes, actualAsBytes))
throw new RuntimeException("Unexpected attribute value");
- Map<String,?> map = view.readAttributes(ATTR_NAME);
+ Map<String,?> map = file.readAttributes(name);
if (!Arrays.equals(valueAsBytes, (byte[])map.get(ATTR_NAME)))
throw new RuntimeException("Unexpected attribute value");
- map = view.readAttributes(ATTR_NAME, "*");
+ map = file.readAttributes("user:*");
if (!Arrays.equals(valueAsBytes, (byte[])map.get(ATTR_NAME)))
throw new RuntimeException("Unexpected attribute value");
- map = view.readAttributes("DoesNotExist");
+ map = file.readAttributes("user:DoesNotExist");
if (!map.isEmpty())
throw new RuntimeException("Map expected to be empty");
}
- static void miscTests(Path file) throws IOException {
+ static void miscTests(final Path file) throws IOException {
final UserDefinedFileAttributeView view = file
.getFileAttributeView(UserDefinedFileAttributeView.class);
view.write(ATTR_NAME, ByteBuffer.wrap(ATTR_VALUE.getBytes()));
@@ -179,27 +180,31 @@
}});
expectNullPointerException(new Task() {
public void run() throws IOException {
- view.getAttribute(null);
+ file.getAttribute(null);
}});
expectNullPointerException(new Task() {
public void run() throws IOException {
- view.setAttribute(ATTR_NAME, null);
+ file.getAttribute("user:" + ATTR_NAME, (LinkOption[])null);
+ }});
+ expectNullPointerException(new Task() {
+ public void run() throws IOException {
+ file.setAttribute("user:" + ATTR_NAME, null);
}});
expectNullPointerException(new Task() {
public void run() throws IOException {
- view.setAttribute(null, new byte[0]);
- }});
- expectNullPointerException(new Task() {
- public void run() throws IOException {
- view.readAttributes(null);
+ file.setAttribute(null, new byte[0]);
}});
expectNullPointerException(new Task() {
public void run() throws IOException {
- view.readAttributes("*", (String[])null);
+ file.setAttribute("user: " + ATTR_NAME, new byte[0], (LinkOption[])null);
}});
expectNullPointerException(new Task() {
public void run() throws IOException {
- view.readAttributes("*", ATTR_NAME, null);
+ file.readAttributes((String)null);
+ }});
+ expectNullPointerException(new Task() {
+ public void run() throws IOException {
+ file.readAttributes("*", (LinkOption[])null);
}});
// Read-only buffer
@@ -224,7 +229,7 @@
// create temporary directory to run tests
Path dir = TestUtil.createTemporaryDirectory();
try {
- if (!dir.getFileStore().supportsFileAttributeView("xattr")) {
+ if (!dir.getFileStore().supportsFileAttributeView("user")) {
System.out.println("UserDefinedFileAttributeView not supported - skip test");
return;
}