--- a/jdk/src/share/demo/nio/zipfs/Demo.java Tue Apr 15 15:28:01 2014 -0700
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,709 +0,0 @@
-/*
- * Copyright (c) 2010 Oracle and/or its affiliates. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * - Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *
- * - Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * - Neither the name of Oracle nor the names of its
- * contributors may be used to endorse or promote products derived
- * from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
- * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
- * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
- * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
- * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
- * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
- * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
- * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
- * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
- * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
- * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-/*
- * This source code is provided to illustrate the usage of a given feature
- * or technique and has been deliberately simplified. Additional steps
- * required for a production-quality application, such as security checks,
- * input validation and proper error handling, might not be present in
- * this sample code.
- */
-
-
-import java.io.*;
-import java.nio.*;
-import java.nio.channels.*;
-import java.nio.file.*;
-import java.nio.file.spi.*;
-import java.nio.file.attribute.*;
-import java.net.*;
-import java.text.DateFormat;
-import java.text.SimpleDateFormat;
-import java.util.*;
-
-import static java.nio.file.StandardOpenOption.*;
-import static java.nio.file.StandardCopyOption.*;
-/*
- * ZipFileSystem usage demo
- *
- * java Demo action ZipfileName [...]
- *
- * @author Xueming Shen
- */
-
-public class Demo {
-
- static enum Action {
- rename, // <java Demo rename zipfile src dst>
- // rename entry src to dst inside zipfile
-
- movein, // <java Demo movein zipfile src dst>
- // move an external src file into zipfile
- // as entry dst
-
- moveout, // <java Demo moveout zipfile src dst>
- // move a zipfile entry src out to dst
-
- copy, // <java Demo copy zipfile src dst>
- // copy entry src to dst inside zipfile
-
- copyin, // <java Demo copyin zipfile src dst>
- // copy an external src file into zipfile
- // as entry dst
-
- copyin_attrs, // <java Demo copyin_attrs zipfile src dst>
- // copy an external src file into zipfile
- // as entry dst, with attributes (timestamp)
-
- copyout, // <java Demo copyout zipfile src dst>
- // copy zipfile entry src" out to file dst
-
- copyout_attrs, // <java Demo copyout_attrs zipfile src dst>
-
- zzmove, // <java Demo zzmove zfsrc zfdst path>
- // move entry path/dir from zfsrc to zfdst
-
- zzcopy, // <java Demo zzcopy zfsrc zfdst path>
- // copy path from zipfile zfsrc to zipfile
- // zfdst
-
- attrs, // <java Demo attrs zipfile path>
- // printout the attributes of entry path
-
- attrsspace, // <java Demo attrsspace zipfile path>
- // printout the storespace attrs of entry path
-
- setmtime, // <java Demo setmtime zipfile "MM/dd/yy-HH:mm:ss" path...>
- // set the lastModifiedTime of entry path
-
- setatime, // <java Demo setatime zipfile "MM/dd/yy-HH:mm:ss" path...>
- setctime, // <java Demo setctime zipfile "MM/dd/yy-HH:mm:ss" path...>
-
- lsdir, // <java Demo lsdir zipfile dir>
- // list dir's direct child files/dirs
-
- mkdir, // <java Demo mkdir zipfile dir>
-
- mkdirs, // <java Demo mkdirs zipfile dir>
-
- rmdirs, // <java Demo rmdirs zipfile dir>
-
- list, // <java Demo list zipfile [dir]>
- // recursively list all entries of dir
- // via DirectoryStream
-
- tlist, // <java Demo tlist zipfile [dir]>
- // list with buildDirTree=true
-
- vlist, // <java Demo vlist zipfile [dir]>
- // recursively verbose list all entries of
- // dir via DirectoryStream
-
- walk, // <java Demo walk zipfile [dir]>
- // recursively walk all entries of dir
- // via Files.walkFileTree
-
- twalk, // <java Demo twalk zipfile [dir]>
- // walk with buildDirTree=true
-
- extract, // <java Demo extract zipfile file [...]>
-
- update, // <java Demo extract zipfile file [...]>
-
- delete, // <java Demo delete zipfile file [...]>
-
- add, // <java Demo add zipfile file [...]>
-
- create, // <java Demo create zipfile file [...]>
- // create a new zipfile if it doesn't exit
- // and then add the file(s) into it.
-
- attrs2, // <java Demo attrs2 zipfile file [...]>
- // test different ways to print attrs
-
- prof,
- }
-
- public static void main(String[] args) throws Throwable {
- FileSystemProvider provider = getZipFSProvider();
- if (provider == null) {
- System.err.println("ZIP filesystem provider is not installed");
- System.exit(1);
- }
-
- Action action = Action.valueOf(args[0]);
- Map<String, Object> env = env = new HashMap<>();
- if (action == Action.create)
- env.put("create", "true");
- try (FileSystem fs = provider.newFileSystem(Paths.get(args[1]), env)) {
- Path path, src, dst;
- switch (action) {
- case rename:
- src = fs.getPath(args[2]);
- dst = fs.getPath(args[3]);
- Files.move(src, dst);
- break;
- case moveout:
- src = fs.getPath(args[2]);
- dst = Paths.get(args[3]);
- Files.move(src, dst);
- break;
- case movein:
- src = Paths.get(args[2]);
- dst = fs.getPath(args[3]);
- Files.move(src, dst);
- break;
- case copy:
- src = fs.getPath(args[2]);
- dst = fs.getPath(args[3]);
- Files.copy(src, dst);
- break;
- case copyout:
- src = fs.getPath(args[2]);
- dst = Paths.get(args[3]);
- Files.copy(src, dst);
- break;
- case copyin:
- src = Paths.get(args[2]);
- dst = fs.getPath(args[3]);
- Files.copy(src, dst);
- break;
- case copyin_attrs:
- src = Paths.get(args[2]);
- dst = fs.getPath(args[3]);
- Files.copy(src, dst, COPY_ATTRIBUTES);
- break;
- case copyout_attrs:
- src = fs.getPath(args[2]);
- dst = Paths.get(args[3]);
- Files.copy(src, dst, COPY_ATTRIBUTES);
- break;
- case zzmove:
- try (FileSystem fs2 = provider.newFileSystem(Paths.get(args[2]), env)) {
- z2zmove(fs, fs2, args[3]);
- }
- break;
- case zzcopy:
- try (FileSystem fs2 = provider.newFileSystem(Paths.get(args[2]), env)) {
- z2zcopy(fs, fs2, args[3]);
- }
- break;
- case attrs:
- for (int i = 2; i < args.length; i++) {
- path = fs.getPath(args[i]);
- System.out.println(path);
- System.out.println(
- Files.readAttributes(path, BasicFileAttributes.class).toString());
- }
- break;
- case setmtime:
- DateFormat df = new SimpleDateFormat("MM/dd/yyyy-HH:mm:ss");
- Date newDatetime = df.parse(args[2]);
- for (int i = 3; i < args.length; i++) {
- path = fs.getPath(args[i]);
- Files.setAttribute(path, "lastModifiedTime",
- FileTime.fromMillis(newDatetime.getTime()));
- System.out.println(
- Files.readAttributes(path, BasicFileAttributes.class).toString());
- }
- break;
- case setctime:
- df = new SimpleDateFormat("MM/dd/yyyy-HH:mm:ss");
- newDatetime = df.parse(args[2]);
- for (int i = 3; i < args.length; i++) {
- path = fs.getPath(args[i]);
- Files.setAttribute(path, "creationTime",
- FileTime.fromMillis(newDatetime.getTime()));
- System.out.println(
- Files.readAttributes(path, BasicFileAttributes.class).toString());
- }
- break;
- case setatime:
- df = new SimpleDateFormat("MM/dd/yyyy-HH:mm:ss");
- newDatetime = df.parse(args[2]);
- for (int i = 3; i < args.length; i++) {
- path = fs.getPath(args[i]);
- Files.setAttribute(path, "lastAccessTime",
- FileTime.fromMillis(newDatetime.getTime()));
- System.out.println(
- Files.readAttributes(path, BasicFileAttributes.class).toString());
- }
- break;
- case attrsspace:
- path = fs.getPath("/");
- FileStore fstore = Files.getFileStore(path);
- System.out.printf("filestore[%s]%n", fstore.name());
- System.out.printf(" totalSpace: %d%n",
- (Long)fstore.getAttribute("totalSpace"));
- System.out.printf(" usableSpace: %d%n",
- (Long)fstore.getAttribute("usableSpace"));
- System.out.printf(" unallocSpace: %d%n",
- (Long)fstore.getAttribute("unallocatedSpace"));
- break;
- case list:
- case tlist:
- if (args.length < 3)
- list(fs.getPath("/"), false);
- else
- list(fs.getPath(args[2]), false);
- break;
- case vlist:
- if (args.length < 3)
- list(fs.getPath("/"), true);
- else
- list(fs.getPath(args[2]), true);
- break;
- case twalk:
- case walk:
- walk(fs.getPath((args.length > 2)? args[2] : "/"));
- break;
- case extract:
- if (args.length == 2) {
- extract(fs, "/");
- } else {
- for (int i = 2; i < args.length; i++) {
- extract(fs, args[i]);
- }
- }
- break;
- case delete:
- for (int i = 2; i < args.length; i++)
- Files.delete(fs.getPath(args[i]));
- break;
- case create:
- case add:
- case update:
- for (int i = 2; i < args.length; i++) {
- update(fs, args[i]);
- }
- break;
- case lsdir:
- path = fs.getPath(args[2]);
- final String fStr = (args.length > 3)?args[3]:"";
- try (DirectoryStream<Path> ds = Files.newDirectoryStream(path,
- new DirectoryStream.Filter<Path>() {
- @Override
- public boolean accept(Path path) {
- return path.toString().contains(fStr);
- }
- }))
- {
- for (Path p : ds)
- System.out.println(p);
- }
- break;
- case mkdir:
- Files.createDirectory(fs.getPath(args[2]));
- break;
- case mkdirs:
- mkdirs(fs.getPath(args[2]));
- break;
- case attrs2:
- for (int i = 2; i < args.length; i++) {
- path = fs.getPath(args[i]);
- System.out.printf("%n%s%n", path);
- System.out.println("-------(1)---------");
- System.out.println(
- Files.readAttributes(path, BasicFileAttributes.class).toString());
- System.out.println("-------(2)---------");
- Map<String, Object> map = Files.readAttributes(path, "zip:*");
- for (Map.Entry<String, Object> e : map.entrySet()) {
- System.out.printf(" %s : %s%n", e.getKey(), e.getValue());
- }
- System.out.println("-------(3)---------");
- map = Files.readAttributes(path, "size,lastModifiedTime,isDirectory");
- for (Map.Entry<String, ?> e : map.entrySet()) {
- System.out.printf(" %s : %s%n", e.getKey(), e.getValue());
- }
- }
- break;
- case prof:
- list(fs.getPath("/"), false);
- while (true) {
- Thread.sleep(10000);
- //list(fs.getPath("/"), true);
- System.out.println("sleeping...");
- }
- }
- } catch (Exception x) {
- x.printStackTrace();
- }
- }
-
- private static FileSystemProvider getZipFSProvider() {
- for (FileSystemProvider provider : FileSystemProvider.installedProviders()) {
- if ("jar".equals(provider.getScheme()))
- return provider;
- }
- return null;
- }
-
- @SuppressWarnings("unused")
- /**
- * Not used in demo, but included for demonstrational purposes.
- */
- private static byte[] getBytes(String name) {
- return name.getBytes();
- }
-
- @SuppressWarnings("unused")
- /**
- * Not used in demo, but included for demonstrational purposes.
- */
- private static String getString(byte[] name) {
- return new String(name);
- }
-
- private static void walk(Path path) throws IOException
- {
- Files.walkFileTree(
- path,
- new SimpleFileVisitor<Path>() {
- private int indent = 0;
- private void indent() {
- int n = 0;
- while (n++ < indent)
- System.out.printf(" ");
- }
-
- @Override
- public FileVisitResult visitFile(Path file,
- BasicFileAttributes attrs)
- {
- indent();
- System.out.printf("%s%n", file.getFileName().toString());
- return FileVisitResult.CONTINUE;
- }
-
- @Override
- public FileVisitResult preVisitDirectory(Path dir,
- BasicFileAttributes attrs)
- {
- indent();
- System.out.printf("[%s]%n", dir.toString());
- indent += 2;
- return FileVisitResult.CONTINUE;
- }
-
- @Override
- public FileVisitResult postVisitDirectory(Path dir,
- IOException ioe)
- {
- indent -= 2;
- return FileVisitResult.CONTINUE;
- }
- });
- }
-
- private static void update(FileSystem fs, String path) throws Throwable{
- Path src = FileSystems.getDefault().getPath(path);
- if (Files.isDirectory(src)) {
- try (DirectoryStream<Path> ds = Files.newDirectoryStream(src)) {
- for (Path child : ds)
- update(fs, child.toString());
- }
- } else {
- Path dst = fs.getPath(path);
- Path parent = dst.getParent();
- if (parent != null && Files.notExists(parent))
- mkdirs(parent);
- Files.copy(src, dst, REPLACE_EXISTING);
- }
- }
-
- private static void extract(FileSystem fs, String path) throws Throwable{
- Path src = fs.getPath(path);
- if (Files.isDirectory(src)) {
- try (DirectoryStream<Path> ds = Files.newDirectoryStream(src)) {
- for (Path child : ds)
- extract(fs, child.toString());
- }
- } else {
- if (path.startsWith("/"))
- path = path.substring(1);
- Path dst = FileSystems.getDefault().getPath(path);
- Path parent = dst.getParent();
- if (Files.notExists(parent))
- mkdirs(parent);
- Files.copy(src, dst, REPLACE_EXISTING);
- }
- }
-
- // use DirectoryStream
- private static void z2zcopy(FileSystem src, FileSystem dst, String path)
- throws IOException
- {
- Path srcPath = src.getPath(path);
- Path dstPath = dst.getPath(path);
-
- if (Files.isDirectory(srcPath)) {
- if (!Files.exists(dstPath)) {
- try {
- mkdirs(dstPath);
- } catch (FileAlreadyExistsException x) {}
- }
- try (DirectoryStream<Path> ds = Files.newDirectoryStream(srcPath)) {
- for (Path child : ds) {
- z2zcopy(src, dst,
- path + (path.endsWith("/")?"":"/") + child.getFileName());
- }
- }
- } else {
- //System.out.println("copying..." + path);
- Files.copy(srcPath, dstPath);
- }
- }
-
- // use TreeWalk to move
- private static void z2zmove(FileSystem src, FileSystem dst, String path)
- throws IOException
- {
- final Path srcPath = src.getPath(path).toAbsolutePath();
- final Path dstPath = dst.getPath(path).toAbsolutePath();
-
- Files.walkFileTree(srcPath, new SimpleFileVisitor<Path>() {
-
- @Override
- public FileVisitResult visitFile(Path file,
- BasicFileAttributes attrs)
- {
- Path dst = srcPath.relativize(file);
- dst = dstPath.resolve(dst);
- try {
- Path parent = dstPath.getParent();
- if (parent != null && Files.notExists(parent))
- mkdirs(parent);
- Files.move(file, dst);
- } catch (IOException x) {
- x.printStackTrace();
- }
- return FileVisitResult.CONTINUE;
- }
-
- @Override
- public FileVisitResult preVisitDirectory(Path dir,
- BasicFileAttributes attrs)
- {
- Path dst = srcPath.relativize(dir);
- dst = dstPath.resolve(dst);
- try {
-
- if (Files.notExists(dst))
- mkdirs(dst);
- } catch (IOException x) {
- x.printStackTrace();
- }
- return FileVisitResult.CONTINUE;
- }
-
- @Override
- public FileVisitResult postVisitDirectory(Path dir,
- IOException ioe)
- throws IOException
- {
- try {
- Files.delete(dir);
- } catch (IOException x) {
- //x.printStackTrace();
- }
- return FileVisitResult.CONTINUE;
- }
- });
-
- }
-
- private static void mkdirs(Path path) throws IOException {
- path = path.toAbsolutePath();
- Path parent = path.getParent();
- if (parent != null) {
- if (Files.notExists(parent))
- mkdirs(parent);
- }
- Files.createDirectory(path);
- }
-
- @SuppressWarnings("unused")
- /**
- * Not used in demo, but included for demonstrational purposes.
- */
- private static void rmdirs(Path path) throws IOException {
- while (path != null && path.getNameCount() != 0) {
- Files.delete(path);
- path = path.getParent();
- }
- }
-
- private static void list(Path path, boolean verbose ) throws IOException {
- if (!"/".equals(path.toString())) {
- System.out.printf(" %s%n", path.toString());
- if (verbose)
- System.out.println(Files.readAttributes(path, BasicFileAttributes.class).toString());
- }
- if (Files.notExists(path))
- return;
- if (Files.isDirectory(path)) {
- try (DirectoryStream<Path> ds = Files.newDirectoryStream(path)) {
- for (Path child : ds)
- list(child, verbose);
- }
- }
- }
-
- @SuppressWarnings("unused")
- /**
- * Checks that the content of two paths are equal.
- * Not used in demo, but included for demonstrational purposes.
- */
- private static void checkEqual(Path src, Path dst) throws IOException
- {
- //System.out.printf("checking <%s> vs <%s>...%n",
- // src.toString(), dst.toString());
-
- //streams
- byte[] bufSrc = new byte[8192];
- byte[] bufDst = new byte[8192];
- try (InputStream isSrc = Files.newInputStream(src);
- InputStream isDst = Files.newInputStream(dst))
- {
- int nSrc = 0;
- while ((nSrc = isSrc.read(bufSrc)) != -1) {
- int nDst = 0;
- while (nDst < nSrc) {
- int n = isDst.read(bufDst, nDst, nSrc - nDst);
- if (n == -1) {
- System.out.printf("checking <%s> vs <%s>...%n",
- src.toString(), dst.toString());
- throw new RuntimeException("CHECK FAILED!");
- }
- nDst += n;
- }
- while (--nSrc >= 0) {
- if (bufSrc[nSrc] != bufDst[nSrc]) {
- System.out.printf("checking <%s> vs <%s>...%n",
- src.toString(), dst.toString());
- throw new RuntimeException("CHECK FAILED!");
- }
- nSrc--;
- }
- }
- }
-
- // channels
-
- try (SeekableByteChannel chSrc = Files.newByteChannel(src);
- SeekableByteChannel chDst = Files.newByteChannel(dst))
- {
- if (chSrc.size() != chDst.size()) {
- System.out.printf("src[%s].size=%d, dst[%s].size=%d%n",
- chSrc.toString(), chSrc.size(),
- chDst.toString(), chDst.size());
- throw new RuntimeException("CHECK FAILED!");
- }
- ByteBuffer bbSrc = ByteBuffer.allocate(8192);
- ByteBuffer bbDst = ByteBuffer.allocate(8192);
-
- int nSrc = 0;
- while ((nSrc = chSrc.read(bbSrc)) != -1) {
- int nDst = chDst.read(bbDst);
- if (nSrc != nDst) {
- System.out.printf("checking <%s> vs <%s>...%n",
- src.toString(), dst.toString());
- throw new RuntimeException("CHECK FAILED!");
- }
- while (--nSrc >= 0) {
- if (bbSrc.get(nSrc) != bbDst.get(nSrc)) {
- System.out.printf("checking <%s> vs <%s>...%n",
- src.toString(), dst.toString());
- throw new RuntimeException("CHECK FAILED!");
- }
- nSrc--;
- }
- bbSrc.flip();
- bbDst.flip();
- }
- } catch (IOException x) {
- x.printStackTrace();
- }
- }
-
- private static void fchCopy(Path src, Path dst) throws IOException
- {
- Set<OpenOption> read = new HashSet<>();
- read.add(READ);
- Set<OpenOption> openwrite = new HashSet<>();
- openwrite.add(CREATE_NEW);
- openwrite.add(WRITE);
-
- try (FileChannel srcFc = src.getFileSystem().provider().newFileChannel(src, read);
- FileChannel dstFc = dst.getFileSystem().provider().newFileChannel(dst, openwrite))
- {
- ByteBuffer bb = ByteBuffer.allocate(8192);
- while (srcFc.read(bb) >= 0) {
- bb.flip();
- dstFc.write(bb);
- bb.clear();
- }
- }
- }
-
- private static void chCopy(Path src, Path dst) throws IOException
- {
- Set<OpenOption> read = new HashSet<>();
- read.add(READ);
- Set<OpenOption> openwrite = new HashSet<>();
- openwrite.add(CREATE_NEW);
- openwrite.add(WRITE);
-
- try (SeekableByteChannel srcCh = Files.newByteChannel(src, read);
- SeekableByteChannel dstCh = Files.newByteChannel(dst, openwrite))
- {
- ByteBuffer bb = ByteBuffer.allocate(8192);
- while (srcCh.read(bb) >= 0) {
- bb.flip();
- dstCh.write(bb);
- bb.clear();
- }
- }
- }
-
- private static void streamCopy(Path src, Path dst) throws IOException
- {
- byte[] buf = new byte[8192];
- try (InputStream isSrc = Files.newInputStream(src);
- OutputStream osDst = Files.newOutputStream(dst))
- {
- int n = 0;
- while ((n = isSrc.read(buf)) != -1) {
- osDst.write(buf, 0, n);
- }
- }
- }
-}