8149773: StandardDocFileFactory should be converted to use java.nio.file.Path
authorjjg
Mon, 15 Feb 2016 14:02:57 -0800
changeset 36037 688096b6bcc4
parent 35814 6c644cca3f3f
child 36038 39c5445924b9
8149773: StandardDocFileFactory should be converted to use java.nio.file.Path Reviewed-by: ksrini
langtools/src/jdk.javadoc/share/classes/com/sun/tools/doclets/internal/toolkit/Configuration.java
langtools/src/jdk.javadoc/share/classes/com/sun/tools/doclets/internal/toolkit/resources/doclets.properties
langtools/src/jdk.javadoc/share/classes/com/sun/tools/doclets/internal/toolkit/util/SimpleDocFileFactory.java
langtools/src/jdk.javadoc/share/classes/com/sun/tools/doclets/internal/toolkit/util/StandardDocFileFactory.java
langtools/src/jdk.javadoc/share/classes/jdk/javadoc/internal/doclets/toolkit/Configuration.java
langtools/src/jdk.javadoc/share/classes/jdk/javadoc/internal/doclets/toolkit/resources/doclets.properties
langtools/src/jdk.javadoc/share/classes/jdk/javadoc/internal/doclets/toolkit/util/SimpleDocFileFactory.java
langtools/src/jdk.javadoc/share/classes/jdk/javadoc/internal/doclets/toolkit/util/StandardDocFileFactory.java
--- a/langtools/src/jdk.javadoc/share/classes/com/sun/tools/doclets/internal/toolkit/Configuration.java	Wed Jul 05 21:20:45 2017 +0200
+++ b/langtools/src/jdk.javadoc/share/classes/com/sun/tools/doclets/internal/toolkit/Configuration.java	Mon Feb 15 14:02:57 2016 -0800
@@ -212,13 +212,6 @@
      * used.Default is don't show version information.
      */
     public boolean showversion = false;
-
-    /**
-     * Sourcepath from where to read the source files. Default is classpath.
-     *
-     */
-    public String sourcepath = "";
-
     /**
      * Argument for command line option "-Xprofilespath".
      */
@@ -492,11 +485,6 @@
                 showversion = true;
             } else if (opt.equals("-nodeprecated")) {
                 nodeprecated = true;
-            } else if (opt.equals("-sourcepath")) {
-                sourcepath = os[1];
-            } else if ((opt.equals("-classpath") || opt.equals("-cp")) &&
-                       sourcepath.length() == 0) {
-                sourcepath = os[1];
             } else if (opt.equals("-excludedocfilessubdir")) {
                 addToSet(excludedDocFileDirs, os[1]);
             } else if (opt.equals("-noqualifier")) {
@@ -541,10 +529,6 @@
                 extern.link(url, pkglisturl, root, true);
             }
         }
-        if (sourcepath.length() == 0) {
-            sourcepath = System.getProperty("env.class.path") == null ? "" :
-                System.getProperty("env.class.path");
-        }
         if (docencoding == null) {
             docencoding = encoding;
         }
--- a/langtools/src/jdk.javadoc/share/classes/com/sun/tools/doclets/internal/toolkit/resources/doclets.properties	Wed Jul 05 21:20:45 2017 +0200
+++ b/langtools/src/jdk.javadoc/share/classes/com/sun/tools/doclets/internal/toolkit/resources/doclets.properties	Mon Feb 15 14:02:57 2016 -0800
@@ -23,7 +23,6 @@
 doclet.Copying_File_0_To_Dir_1=Copying file {0} to directory {1}...
 doclet.Copying_File_0_To_File_1=Copying file {0} to file {1}...
 doclet.No_Public_Classes_To_Document=No public or protected classes found to document.
-doclet.Unable_to_create_directory_0=Unable to create directory {0}
 doclet.destination_directory_not_directory_0=Destination directory is not a directory {0}
 doclet.destination_directory_not_writable_0=Destination directory not writable {0}
 doclet.Encoding_not_supported=Encoding not supported: {0}
--- a/langtools/src/jdk.javadoc/share/classes/com/sun/tools/doclets/internal/toolkit/util/SimpleDocFileFactory.java	Wed Jul 05 21:20:45 2017 +0200
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,292 +0,0 @@
-/*
- * Copyright (c) 1998, 2013, Oracle and/or its affiliates. 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.  Oracle designates this
- * particular file as subject to the "Classpath" exception as provided
- * by Oracle 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
- * or visit www.oracle.com if you need additional information or have any
- * questions.
- */
-
-package com.sun.tools.doclets.internal.toolkit.util;
-
-import java.io.BufferedInputStream;
-import java.io.BufferedOutputStream;
-import java.io.BufferedWriter;
-import java.io.File;
-import java.io.FileInputStream;
-import java.io.FileNotFoundException;
-import java.io.FileOutputStream;
-import java.io.IOException;
-import java.io.InputStream;
-import java.io.OutputStream;
-import java.io.OutputStreamWriter;
-import java.io.UnsupportedEncodingException;
-import java.io.Writer;
-import java.util.ArrayList;
-import java.util.LinkedHashSet;
-import java.util.List;
-import java.util.Set;
-
-import javax.tools.DocumentationTool;
-import javax.tools.JavaFileManager.Location;
-import javax.tools.StandardLocation;
-
-import com.sun.tools.doclets.internal.toolkit.Configuration;
-
-/**
- * Implementation of DocFileFactory that just uses java.io.File API,
- * and does not use a JavaFileManager..
- *
- *  <p><b>This is NOT part of any supported API.
- *  If you write code that depends on this, you do so at your own risk.
- *  This code and its internal interfaces are subject to change or
- *  deletion without notice.</b>
- *
- * @since 1.8
- */
-class SimpleDocFileFactory extends DocFileFactory {
-
-    public SimpleDocFileFactory(Configuration configuration) {
-        super(configuration);
-    }
-
-    public DocFile createFileForDirectory(String file) {
-        return new SimpleDocFile(new File(file));
-    }
-
-    public DocFile createFileForInput(String file) {
-        return new SimpleDocFile(new File(file));
-    }
-
-    public DocFile createFileForOutput(DocPath path) {
-        return new SimpleDocFile(DocumentationTool.Location.DOCUMENTATION_OUTPUT, path);
-    }
-
-    @Override
-    Iterable<DocFile> list(Location location, DocPath path) {
-        if (location != StandardLocation.SOURCE_PATH)
-            throw new IllegalArgumentException();
-
-        Set<DocFile> files = new LinkedHashSet<>();
-        for (String s : configuration.sourcepath.split(File.pathSeparator)) {
-            if (s.isEmpty())
-                continue;
-            File f = new File(s);
-            if (f.isDirectory()) {
-                f = new File(f, path.getPath());
-                if (f.exists())
-                    files.add(new SimpleDocFile(f));
-            }
-        }
-        return files;
-    }
-
-    class SimpleDocFile extends DocFile {
-        private File file;
-
-        /** Create a DocFile for a given file. */
-        private SimpleDocFile(File file) {
-            super(configuration);
-            this.file = file;
-        }
-
-        /** Create a DocFile for a given location and relative path. */
-        private SimpleDocFile(Location location, DocPath path) {
-            super(configuration, location, path);
-            String destDirName = configuration.destDirName;
-            this.file = destDirName.isEmpty() ? new File(path.getPath())
-                    : new File(destDirName, path.getPath());
-        }
-
-        /** Open an input stream for the file. */
-        public InputStream openInputStream() throws FileNotFoundException {
-            return new BufferedInputStream(new FileInputStream(file));
-        }
-
-        /**
-         * Open an output stream for the file.
-         * The file must have been created with a location of
-         * {@link DocumentationTool.Location#DOCUMENTATION_OUTPUT} and a corresponding relative path.
-         */
-        public OutputStream openOutputStream() throws IOException, UnsupportedEncodingException {
-            if (location != DocumentationTool.Location.DOCUMENTATION_OUTPUT)
-                throw new IllegalStateException();
-
-            createDirectoryForFile(file);
-            return new BufferedOutputStream(new FileOutputStream(file));
-        }
-
-        /**
-         * Open an writer for the file, using the encoding (if any) given in the
-         * doclet configuration.
-         * The file must have been created with a location of
-         * {@link DocumentationTool.Location#DOCUMENTATION_OUTPUT} and a corresponding relative path.
-         */
-        public Writer openWriter() throws IOException, UnsupportedEncodingException {
-            if (location != DocumentationTool.Location.DOCUMENTATION_OUTPUT)
-                throw new IllegalStateException();
-
-            createDirectoryForFile(file);
-            FileOutputStream fos = new FileOutputStream(file);
-            if (configuration.docencoding == null) {
-                return new BufferedWriter(new OutputStreamWriter(fos));
-            } else {
-                return new BufferedWriter(new OutputStreamWriter(fos, configuration.docencoding));
-            }
-        }
-
-        /** Return true if the file can be read. */
-        public boolean canRead() {
-            return file.canRead();
-        }
-
-        /** Return true if the file can be written. */
-        public boolean canWrite() {
-            return file.canRead();
-        }
-
-        /** Return true if the file exists. */
-        public boolean exists() {
-            return file.exists();
-        }
-
-        /** Return the base name (last component) of the file name. */
-        public String getName() {
-            return file.getName();
-        }
-
-        /** Return the file system path for this file. */
-        public String getPath() {
-            return file.getPath();
-        }
-
-        /** Return true is file has an absolute path name. */
-        public boolean isAbsolute() {
-            return file.isAbsolute();
-        }
-
-        /** Return true is file identifies a directory. */
-        public boolean isDirectory() {
-            return file.isDirectory();
-        }
-
-        /** Return true is file identifies a file. */
-        public boolean isFile() {
-            return file.isFile();
-        }
-
-        /** Return true if this file is the same as another. */
-        public boolean isSameFile(DocFile other) {
-            if (!(other instanceof SimpleDocFile))
-                return false;
-
-            try {
-                return file.exists()
-                        && file.getCanonicalFile().equals(((SimpleDocFile)other).file.getCanonicalFile());
-            } catch (IOException e) {
-                return false;
-            }
-        }
-
-        /** If the file is a directory, list its contents. */
-        public Iterable<DocFile> list() {
-            List<DocFile> files = new ArrayList<>();
-            for (File f: file.listFiles()) {
-                files.add(new SimpleDocFile(f));
-            }
-            return files;
-        }
-
-        /** Create the file as a directory, including any parent directories. */
-        public boolean mkdirs() {
-            return file.mkdirs();
-        }
-
-        /**
-         * Derive a new file by resolving a relative path against this file.
-         * The new file will inherit the configuration and location of this file
-         * If this file has a path set, the new file will have a corresponding
-         * new path.
-         */
-        public DocFile resolve(DocPath p) {
-            return resolve(p.getPath());
-        }
-
-        /**
-         * Derive a new file by resolving a relative path against this file.
-         * The new file will inherit the configuration and location of this file
-         * If this file has a path set, the new file will have a corresponding
-         * new path.
-         */
-        public DocFile resolve(String p) {
-            if (location == null && path == null) {
-                return new SimpleDocFile(new File(file, p));
-            } else {
-                return new SimpleDocFile(location, path.resolve(p));
-            }
-        }
-
-        /**
-         * Resolve a relative file against the given output location.
-         * @param locn Currently, only
-         * {@link DocumentationTool.Location#DOCUMENTATION_OUTPUT} is supported.
-         */
-        public DocFile resolveAgainst(Location locn) {
-            if (locn != DocumentationTool.Location.DOCUMENTATION_OUTPUT)
-                throw new IllegalArgumentException();
-            return new SimpleDocFile(
-                    new File(configuration.destDirName, file.getPath()));
-        }
-
-        /**
-         * Given a path string create all the directories in the path. For example,
-         * if the path string is "java/applet", the method will create directory
-         * "java" and then "java/applet" if they don't exist. The file separator
-         * string "/" is platform dependent system property.
-         *
-         * @param path Directory path string.
-         */
-        private void createDirectoryForFile(File file) {
-            File dir = file.getParentFile();
-            if (dir == null || dir.exists() || dir.mkdirs())
-                return;
-
-            configuration.message.error(
-                   "doclet.Unable_to_create_directory_0", dir.getPath());
-            throw new DocletAbortException("can't create directory");
-        }
-
-        /** Return a string to identify the contents of this object,
-         * for debugging purposes.
-         */
-        @Override
-        public String toString() {
-            StringBuilder sb = new StringBuilder();
-            sb.append("DocFile[");
-            if (location != null)
-                sb.append("locn:").append(location).append(",");
-            if (path != null)
-                sb.append("path:").append(path.getPath()).append(",");
-            sb.append("file:").append(file);
-            sb.append("]");
-            return sb.toString();
-        }
-
-    }
-}
--- a/langtools/src/jdk.javadoc/share/classes/com/sun/tools/doclets/internal/toolkit/util/StandardDocFileFactory.java	Wed Jul 05 21:20:45 2017 +0200
+++ b/langtools/src/jdk.javadoc/share/classes/com/sun/tools/doclets/internal/toolkit/util/StandardDocFileFactory.java	Mon Feb 15 14:02:57 2016 -0800
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1998, 2013, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1998, 2016, Oracle and/or its affiliates. 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
@@ -28,13 +28,16 @@
 import java.io.BufferedInputStream;
 import java.io.BufferedOutputStream;
 import java.io.BufferedWriter;
-import java.io.File;
 import java.io.IOException;
 import java.io.InputStream;
 import java.io.OutputStream;
 import java.io.OutputStreamWriter;
 import java.io.UnsupportedEncodingException;
 import java.io.Writer;
+import java.nio.file.DirectoryStream;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.Paths;
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.LinkedHashSet;
@@ -63,37 +66,37 @@
  */
 class StandardDocFileFactory extends DocFileFactory {
     private final StandardJavaFileManager fileManager;
-    private File destDir;
+    private Path destDir;
 
     public StandardDocFileFactory(Configuration configuration) {
         super(configuration);
         fileManager = (StandardJavaFileManager) configuration.getFileManager();
     }
 
-    private File getDestDir() {
+    private Path getDestDir() {
         if (destDir == null) {
             if (!configuration.destDirName.isEmpty()
                     || !fileManager.hasLocation(DocumentationTool.Location.DOCUMENTATION_OUTPUT)) {
                 try {
                     String dirName = configuration.destDirName.isEmpty() ? "." : configuration.destDirName;
-                    File dir = new File(dirName);
-                    fileManager.setLocation(DocumentationTool.Location.DOCUMENTATION_OUTPUT, Arrays.asList(dir));
+                    Path dir = Paths.get(dirName);
+                    fileManager.setLocationFromPaths(DocumentationTool.Location.DOCUMENTATION_OUTPUT, Arrays.asList(dir));
                 } catch (IOException e) {
                     throw new DocletAbortException(e);
                 }
             }
 
-            destDir = fileManager.getLocation(DocumentationTool.Location.DOCUMENTATION_OUTPUT).iterator().next();
+            destDir = fileManager.getLocationAsPaths(DocumentationTool.Location.DOCUMENTATION_OUTPUT).iterator().next();
         }
         return destDir;
     }
 
     public DocFile createFileForDirectory(String file) {
-        return new StandardDocFile(new File(file));
+        return new StandardDocFile(Paths.get(file));
     }
 
     public DocFile createFileForInput(String file) {
-        return new StandardDocFile(new File(file));
+        return new StandardDocFile(Paths.get(file));
     }
 
     public DocFile createFileForOutput(DocPath path) {
@@ -108,26 +111,25 @@
         Set<DocFile> files = new LinkedHashSet<>();
         Location l = fileManager.hasLocation(StandardLocation.SOURCE_PATH)
                 ? StandardLocation.SOURCE_PATH : StandardLocation.CLASS_PATH;
-        for (File f: fileManager.getLocation(l)) {
-            if (f.isDirectory()) {
-                f = new File(f, path.getPath());
-                if (f.exists())
+        for (Path f: fileManager.getLocationAsPaths(l)) {
+            if (Files.isDirectory(f)) {
+                f = f.resolve(path.getPath());
+                if (Files.exists(f))
                     files.add(new StandardDocFile(f));
             }
         }
         return files;
     }
 
-    private static File newFile(File dir, String path) {
-        return (dir == null) ? new File(path) : new File(dir, path);
+    private static Path newFile(Path dir, String path) {
+        return (dir == null) ? Paths.get(path) : dir.resolve(path);
     }
 
     class StandardDocFile extends DocFile {
-        private File file;
-
+        private Path file;
 
         /** Create a StandardDocFile for a given file. */
-        private StandardDocFile(File file) {
+        private StandardDocFile(Path file) {
             super(configuration);
             this.file = file;
         }
@@ -178,27 +180,27 @@
 
         /** Return true if the file can be read. */
         public boolean canRead() {
-            return file.canRead();
+            return Files.isReadable(file);
         }
 
         /** Return true if the file can be written. */
         public boolean canWrite() {
-            return file.canWrite();
+            return Files.isWritable(file);
         }
 
         /** Return true if the file exists. */
         public boolean exists() {
-            return file.exists();
+            return Files.exists(file);
         }
 
         /** Return the base name (last component) of the file name. */
         public String getName() {
-            return file.getName();
+            return file.getFileName().toString();
         }
 
         /** Return the file system path for this file. */
         public String getPath() {
-            return file.getPath();
+            return file.toString();
         }
 
         /** Return true is file has an absolute path name. */
@@ -208,12 +210,12 @@
 
         /** Return true is file identifies a directory. */
         public boolean isDirectory() {
-            return file.isDirectory();
+            return Files.isDirectory(file);
         }
 
         /** Return true is file identifies a file. */
         public boolean isFile() {
-            return file.isFile();
+            return Files.isRegularFile(file);
         }
 
         /** Return true if this file is the same as another. */
@@ -222,25 +224,31 @@
                 return false;
 
             try {
-                return file.exists()
-                        && file.getCanonicalFile().equals(((StandardDocFile) other).file.getCanonicalFile());
+                return Files.isSameFile(file, ((StandardDocFile) other).file);
             } catch (IOException e) {
                 return false;
             }
         }
 
         /** If the file is a directory, list its contents. */
-        public Iterable<DocFile> list() {
-            List<DocFile> files = new ArrayList<>();
-            for (File f: file.listFiles()) {
-                files.add(new StandardDocFile(f));
+        public Iterable<DocFile> list() throws IOException {
+            List<DocFile> files = new ArrayList<DocFile>();
+            try (DirectoryStream<Path> ds = Files.newDirectoryStream(file)) {
+                for (Path f: ds) {
+                    files.add(new StandardDocFile(f));
+                }
             }
             return files;
         }
 
         /** Create the file as a directory, including any parent directories. */
         public boolean mkdirs() {
-            return file.mkdirs();
+            try {
+                Files.createDirectories(file);
+                return true;
+            } catch (IOException e) {
+                return false;
+            }
         }
 
         /**
@@ -261,7 +269,7 @@
          */
         public DocFile resolve(String p) {
             if (location == null && path == null) {
-                return new StandardDocFile(new File(file, p));
+                return new StandardDocFile(file.resolve(p));
             } else {
                 return new StandardDocFile(location, path.resolve(p));
             }
@@ -270,12 +278,12 @@
         /**
          * Resolve a relative file against the given output location.
          * @param locn Currently, only
-         * {@link DocumentationTool.Location#DOCUMENTATION_OUTPUT} is supported.
+         * {@link DocumentationTool.Location.DOCUMENTATION_OUTPUT} is supported.
          */
         public DocFile resolveAgainst(Location locn) {
             if (locn != DocumentationTool.Location.DOCUMENTATION_OUTPUT)
                 throw new IllegalArgumentException();
-            return new StandardDocFile(newFile(getDestDir(), file.getPath()));
+            return new StandardDocFile(getDestDir().resolve(file));
         }
 
         /** Return a string to identify the contents of this object,
@@ -284,7 +292,7 @@
         @Override
         public String toString() {
             StringBuilder sb = new StringBuilder();
-            sb.append("StandardDocFile[");
+            sb.append("PathDocFile[");
             if (location != null)
                 sb.append("locn:").append(location).append(",");
             if (path != null)
@@ -294,7 +302,7 @@
             return sb.toString();
         }
 
-        private JavaFileObject getJavaFileObjectForInput(File file) {
+        private JavaFileObject getJavaFileObjectForInput(Path file) {
             return fileManager.getJavaFileObjects(file).iterator().next();
         }
 
--- a/langtools/src/jdk.javadoc/share/classes/jdk/javadoc/internal/doclets/toolkit/Configuration.java	Wed Jul 05 21:20:45 2017 +0200
+++ b/langtools/src/jdk.javadoc/share/classes/jdk/javadoc/internal/doclets/toolkit/Configuration.java	Mon Feb 15 14:02:57 2016 -0800
@@ -240,12 +240,6 @@
     public boolean showversion = false;
 
     /**
-     * Sourcepath from where to read the source files. Default is classpath.
-     *
-     */
-    public String sourcepath = "";
-
-    /**
      * Don't generate deprecated API information at all, if -nodeprecated
      * option is used. <code>nodepracted</code> is set to true if
      * -nodeprecated option is used. Default is generate deprected API
@@ -389,26 +383,6 @@
                     return true;
                 }
             },
-            new Hidden(this, "classpath", 1) {
-                @Override
-                public boolean process(String opt, ListIterator<String> args) {
-                    if (sourcepath.length() == 0) {
-                        optionsProcessed.add(this);
-                        sourcepath = args.next();
-                    }
-                    return true;
-                }
-            },
-            new Hidden(this, "cp", 1) {
-                @Override
-                public boolean process(String opt, ListIterator<String> args) {
-                    if (sourcepath.length() == 0) {
-                        optionsProcessed.add(this);
-                        sourcepath = args.next();
-                    }
-                    return true;
-                }
-            },
             new Option(this, "d", 1) {
                 @Override
                 public boolean process(String opt, ListIterator<String> args) {
@@ -555,14 +529,6 @@
                     return true;
                 }
             },
-            new Hidden(this, "sourcepath", 1) {
-                @Override
-                public boolean process(String opt, ListIterator<String> args) {
-                    optionsProcessed.add(this);
-                    sourcepath = args.next();
-                    return true;
-                }
-            },
             new Option(this, "sourcetab", 1) {
                 @Override
                 public boolean process(String opt, ListIterator<String> args) {
@@ -638,9 +604,6 @@
             extern.link(urlForLink, pkglistUrlForLink, reporter, false);
         if (urlForLinkOffline != null && pkglistUrlForLinkOffline != null)
             extern.link(urlForLinkOffline, pkglistUrlForLinkOffline, reporter, true);
-        if (sourcepath.length() == 0) {
-            sourcepath = System.getProperty("env.class.path", "");
-        }
         if (docencoding == null) {
             docencoding = encoding;
         }
--- a/langtools/src/jdk.javadoc/share/classes/jdk/javadoc/internal/doclets/toolkit/resources/doclets.properties	Wed Jul 05 21:20:45 2017 +0200
+++ b/langtools/src/jdk.javadoc/share/classes/jdk/javadoc/internal/doclets/toolkit/resources/doclets.properties	Mon Feb 15 14:02:57 2016 -0800
@@ -23,7 +23,6 @@
 doclet.Copying_File_0_To_Dir_1=Copying file {0} to directory {1}...
 doclet.Copying_File_0_To_File_1=Copying file {0} to file {1}...
 doclet.No_Public_Classes_To_Document=No public or protected classes found to document.
-doclet.Unable_to_create_directory_0=Unable to create directory {0}
 doclet.destination_directory_not_directory_0=Destination directory is not a directory {0}
 doclet.destination_directory_not_writable_0=Destination directory not writable {0}
 doclet.Encoding_not_supported=Encoding not supported: {0}
--- a/langtools/src/jdk.javadoc/share/classes/jdk/javadoc/internal/doclets/toolkit/util/SimpleDocFileFactory.java	Wed Jul 05 21:20:45 2017 +0200
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,291 +0,0 @@
-/*
- * Copyright (c) 1998, 2016, Oracle and/or its affiliates. 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.  Oracle designates this
- * particular file as subject to the "Classpath" exception as provided
- * by Oracle 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
- * or visit www.oracle.com if you need additional information or have any
- * questions.
- */
-
-package jdk.javadoc.internal.doclets.toolkit.util;
-
-import java.io.BufferedInputStream;
-import java.io.BufferedOutputStream;
-import java.io.BufferedWriter;
-import java.io.File;
-import java.io.FileInputStream;
-import java.io.FileNotFoundException;
-import java.io.FileOutputStream;
-import java.io.IOException;
-import java.io.InputStream;
-import java.io.OutputStream;
-import java.io.OutputStreamWriter;
-import java.io.UnsupportedEncodingException;
-import java.io.Writer;
-import java.util.ArrayList;
-import java.util.LinkedHashSet;
-import java.util.List;
-import java.util.Set;
-
-import javax.tools.DocumentationTool;
-import javax.tools.JavaFileManager.Location;
-import javax.tools.StandardLocation;
-
-import jdk.javadoc.internal.doclets.toolkit.Configuration;
-
-/**
- * Implementation of DocFileFactory that just uses java.io.File API,
- * and does not use a JavaFileManager..
- *
- *  <p><b>This is NOT part of any supported API.
- *  If you write code that depends on this, you do so at your own risk.
- *  This code and its internal interfaces are subject to change or
- *  deletion without notice.</b>
- *
- */
-class SimpleDocFileFactory extends DocFileFactory {
-
-    public SimpleDocFileFactory(Configuration configuration) {
-        super(configuration);
-    }
-
-    public DocFile createFileForDirectory(String file) {
-        return new SimpleDocFile(new File(file));
-    }
-
-    public DocFile createFileForInput(String file) {
-        return new SimpleDocFile(new File(file));
-    }
-
-    public DocFile createFileForOutput(DocPath path) {
-        return new SimpleDocFile(DocumentationTool.Location.DOCUMENTATION_OUTPUT, path);
-    }
-
-    @Override
-    Iterable<DocFile> list(Location location, DocPath path) {
-        if (location != StandardLocation.SOURCE_PATH)
-            throw new IllegalArgumentException();
-
-        Set<DocFile> files = new LinkedHashSet<>();
-        for (String s : configuration.sourcepath.split(File.pathSeparator)) {
-            if (s.isEmpty())
-                continue;
-            File f = new File(s);
-            if (f.isDirectory()) {
-                f = new File(f, path.getPath());
-                if (f.exists())
-                    files.add(new SimpleDocFile(f));
-            }
-        }
-        return files;
-    }
-
-    class SimpleDocFile extends DocFile {
-        private File file;
-
-        /** Create a DocFile for a given file. */
-        private SimpleDocFile(File file) {
-            super(configuration);
-            this.file = file;
-        }
-
-        /** Create a DocFile for a given location and relative path. */
-        private SimpleDocFile(Location location, DocPath path) {
-            super(configuration, location, path);
-            String destDirName = configuration.destDirName;
-            this.file = destDirName.isEmpty() ? new File(path.getPath())
-                    : new File(destDirName, path.getPath());
-        }
-
-        /** Open an input stream for the file. */
-        public InputStream openInputStream() throws FileNotFoundException {
-            return new BufferedInputStream(new FileInputStream(file));
-        }
-
-        /**
-         * Open an output stream for the file.
-         * The file must have been created with a location of
-         * {@link DocumentationTool.Location#DOCUMENTATION_OUTPUT} and a corresponding relative path.
-         */
-        public OutputStream openOutputStream() throws IOException, UnsupportedEncodingException {
-            if (location != DocumentationTool.Location.DOCUMENTATION_OUTPUT)
-                throw new IllegalStateException();
-
-            createDirectoryForFile(file);
-            return new BufferedOutputStream(new FileOutputStream(file));
-        }
-
-        /**
-         * Open an writer for the file, using the encoding (if any) given in the
-         * doclet configuration.
-         * The file must have been created with a location of
-         * {@link DocumentationTool.Location#DOCUMENTATION_OUTPUT} and a corresponding relative path.
-         */
-        public Writer openWriter() throws IOException, UnsupportedEncodingException {
-            if (location != DocumentationTool.Location.DOCUMENTATION_OUTPUT)
-                throw new IllegalStateException();
-
-            createDirectoryForFile(file);
-            FileOutputStream fos = new FileOutputStream(file);
-            if (configuration.docencoding == null) {
-                return new BufferedWriter(new OutputStreamWriter(fos));
-            } else {
-                return new BufferedWriter(new OutputStreamWriter(fos, configuration.docencoding));
-            }
-        }
-
-        /** Return true if the file can be read. */
-        public boolean canRead() {
-            return file.canRead();
-        }
-
-        /** Return true if the file can be written. */
-        public boolean canWrite() {
-            return file.canRead();
-        }
-
-        /** Return true if the file exists. */
-        public boolean exists() {
-            return file.exists();
-        }
-
-        /** Return the base name (last component) of the file name. */
-        public String getName() {
-            return file.getName();
-        }
-
-        /** Return the file system path for this file. */
-        public String getPath() {
-            return file.getPath();
-        }
-
-        /** Return true is file has an absolute path name. */
-        public boolean isAbsolute() {
-            return file.isAbsolute();
-        }
-
-        /** Return true is file identifies a directory. */
-        public boolean isDirectory() {
-            return file.isDirectory();
-        }
-
-        /** Return true is file identifies a file. */
-        public boolean isFile() {
-            return file.isFile();
-        }
-
-        /** Return true if this file is the same as another. */
-        public boolean isSameFile(DocFile other) {
-            if (!(other instanceof SimpleDocFile))
-                return false;
-
-            try {
-                return file.exists()
-                        && file.getCanonicalFile().equals(((SimpleDocFile)other).file.getCanonicalFile());
-            } catch (IOException e) {
-                return false;
-            }
-        }
-
-        /** If the file is a directory, list its contents. */
-        public Iterable<DocFile> list() {
-            List<DocFile> files = new ArrayList<>();
-            for (File f: file.listFiles()) {
-                files.add(new SimpleDocFile(f));
-            }
-            return files;
-        }
-
-        /** Create the file as a directory, including any parent directories. */
-        public boolean mkdirs() {
-            return file.mkdirs();
-        }
-
-        /**
-         * Derive a new file by resolving a relative path against this file.
-         * The new file will inherit the configuration and location of this file
-         * If this file has a path set, the new file will have a corresponding
-         * new path.
-         */
-        public DocFile resolve(DocPath p) {
-            return resolve(p.getPath());
-        }
-
-        /**
-         * Derive a new file by resolving a relative path against this file.
-         * The new file will inherit the configuration and location of this file
-         * If this file has a path set, the new file will have a corresponding
-         * new path.
-         */
-        public DocFile resolve(String p) {
-            if (location == null && path == null) {
-                return new SimpleDocFile(new File(file, p));
-            } else {
-                return new SimpleDocFile(location, path.resolve(p));
-            }
-        }
-
-        /**
-         * Resolve a relative file against the given output location.
-         * @param locn Currently, only
-         * {@link DocumentationTool.Location#DOCUMENTATION_OUTPUT} is supported.
-         */
-        public DocFile resolveAgainst(Location locn) {
-            if (locn != DocumentationTool.Location.DOCUMENTATION_OUTPUT)
-                throw new IllegalArgumentException();
-            return new SimpleDocFile(
-                    new File(configuration.destDirName, file.getPath()));
-        }
-
-        /**
-         * Given a path string create all the directories in the path. For example,
-         * if the path string is "java/applet", the method will create directory
-         * "java" and then "java/applet" if they don't exist. The file separator
-         * string "/" is platform dependent system property.
-         *
-         * @param path Directory path string.
-         */
-        private void createDirectoryForFile(File file) {
-            File dir = file.getParentFile();
-            if (dir == null || dir.exists() || dir.mkdirs())
-                return;
-
-            configuration.message.error(
-                   "doclet.Unable_to_create_directory_0", dir.getPath());
-            throw new DocletAbortException("can't create directory");
-        }
-
-        /** Return a string to identify the contents of this object,
-         * for debugging purposes.
-         */
-        @Override
-        public String toString() {
-            StringBuilder sb = new StringBuilder();
-            sb.append("DocFile[");
-            if (location != null)
-                sb.append("locn:").append(location).append(",");
-            if (path != null)
-                sb.append("path:").append(path.getPath()).append(",");
-            sb.append("file:").append(file);
-            sb.append("]");
-            return sb.toString();
-        }
-
-    }
-}
--- a/langtools/src/jdk.javadoc/share/classes/jdk/javadoc/internal/doclets/toolkit/util/StandardDocFileFactory.java	Wed Jul 05 21:20:45 2017 +0200
+++ b/langtools/src/jdk.javadoc/share/classes/jdk/javadoc/internal/doclets/toolkit/util/StandardDocFileFactory.java	Mon Feb 15 14:02:57 2016 -0800
@@ -28,13 +28,16 @@
 import java.io.BufferedInputStream;
 import java.io.BufferedOutputStream;
 import java.io.BufferedWriter;
-import java.io.File;
 import java.io.IOException;
 import java.io.InputStream;
 import java.io.OutputStream;
 import java.io.OutputStreamWriter;
 import java.io.UnsupportedEncodingException;
 import java.io.Writer;
+import java.nio.file.DirectoryStream;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.Paths;
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.LinkedHashSet;
@@ -48,6 +51,7 @@
 import javax.tools.StandardJavaFileManager;
 import javax.tools.StandardLocation;
 
+import com.sun.tools.javac.util.Assert;
 import jdk.javadoc.internal.doclets.toolkit.Configuration;
 
 /**
@@ -61,37 +65,37 @@
  */
 class StandardDocFileFactory extends DocFileFactory {
     private final StandardJavaFileManager fileManager;
-    private File destDir;
+    private Path destDir;
 
     public StandardDocFileFactory(Configuration configuration) {
         super(configuration);
         fileManager = (StandardJavaFileManager) configuration.getFileManager();
     }
 
-    private File getDestDir() {
+    private Path getDestDir() {
         if (destDir == null) {
             if (!configuration.destDirName.isEmpty()
                     || !fileManager.hasLocation(DocumentationTool.Location.DOCUMENTATION_OUTPUT)) {
                 try {
                     String dirName = configuration.destDirName.isEmpty() ? "." : configuration.destDirName;
-                    File dir = new File(dirName);
-                    fileManager.setLocation(DocumentationTool.Location.DOCUMENTATION_OUTPUT, Arrays.asList(dir));
+                    Path dir = Paths.get(dirName);
+                    fileManager.setLocationFromPaths(DocumentationTool.Location.DOCUMENTATION_OUTPUT, Arrays.asList(dir));
                 } catch (IOException e) {
                     throw new DocletAbortException(e);
                 }
             }
 
-            destDir = fileManager.getLocation(DocumentationTool.Location.DOCUMENTATION_OUTPUT).iterator().next();
+            destDir = fileManager.getLocationAsPaths(DocumentationTool.Location.DOCUMENTATION_OUTPUT).iterator().next();
         }
         return destDir;
     }
 
     public DocFile createFileForDirectory(String file) {
-        return new StandardDocFile(new File(file));
+        return new StandardDocFile(Paths.get(file));
     }
 
     public DocFile createFileForInput(String file) {
-        return new StandardDocFile(new File(file));
+        return new StandardDocFile(Paths.get(file));
     }
 
     public DocFile createFileForOutput(DocPath path) {
@@ -106,26 +110,25 @@
         Set<DocFile> files = new LinkedHashSet<>();
         Location l = fileManager.hasLocation(StandardLocation.SOURCE_PATH)
                 ? StandardLocation.SOURCE_PATH : StandardLocation.CLASS_PATH;
-        for (File f: fileManager.getLocation(l)) {
-            if (f.isDirectory()) {
-                f = new File(f, path.getPath());
-                if (f.exists())
+        for (Path f: fileManager.getLocationAsPaths(l)) {
+            if (Files.isDirectory(f)) {
+                f = f.resolve(path.getPath());
+                if (Files.exists(f))
                     files.add(new StandardDocFile(f));
             }
         }
         return files;
     }
 
-    private static File newFile(File dir, String path) {
-        return (dir == null) ? new File(path) : new File(dir, path);
+    private static Path newFile(Path dir, String path) {
+        return (dir == null) ? Paths.get(path) : dir.resolve(path);
     }
 
     class StandardDocFile extends DocFile {
-        private File file;
-
+        private Path file;
 
         /** Create a StandardDocFile for a given file. */
-        private StandardDocFile(File file) {
+        private StandardDocFile(Path file) {
             super(configuration);
             this.file = file;
         }
@@ -133,9 +136,7 @@
         /** Create a StandardDocFile for a given location and relative path. */
         private StandardDocFile(Location location, DocPath path) {
             super(configuration, location, path);
-            if (location != DocumentationTool.Location.DOCUMENTATION_OUTPUT) {
-                throw new AssertionError("invalid location output");
-            }
+            Assert.check(location == DocumentationTool.Location.DOCUMENTATION_OUTPUT);
             this.file = newFile(getDestDir(), path.getPath());
         }
 
@@ -178,27 +179,27 @@
 
         /** Return true if the file can be read. */
         public boolean canRead() {
-            return file.canRead();
+            return Files.isReadable(file);
         }
 
         /** Return true if the file can be written. */
         public boolean canWrite() {
-            return file.canWrite();
+            return Files.isWritable(file);
         }
 
         /** Return true if the file exists. */
         public boolean exists() {
-            return file.exists();
+            return Files.exists(file);
         }
 
         /** Return the base name (last component) of the file name. */
         public String getName() {
-            return file.getName();
+            return file.getFileName().toString();
         }
 
         /** Return the file system path for this file. */
         public String getPath() {
-            return file.getPath();
+            return file.toString();
         }
 
         /** Return true is file has an absolute path name. */
@@ -208,12 +209,12 @@
 
         /** Return true is file identifies a directory. */
         public boolean isDirectory() {
-            return file.isDirectory();
+            return Files.isDirectory(file);
         }
 
         /** Return true is file identifies a file. */
         public boolean isFile() {
-            return file.isFile();
+            return Files.isRegularFile(file);
         }
 
         /** Return true if this file is the same as another. */
@@ -222,25 +223,31 @@
                 return false;
 
             try {
-                return file.exists()
-                        && file.getCanonicalFile().equals(((StandardDocFile) other).file.getCanonicalFile());
+                return Files.isSameFile(file, ((StandardDocFile) other).file);
             } catch (IOException e) {
                 return false;
             }
         }
 
         /** If the file is a directory, list its contents. */
-        public Iterable<DocFile> list() {
-            List<DocFile> files = new ArrayList<>();
-            for (File f: file.listFiles()) {
-                files.add(new StandardDocFile(f));
+        public Iterable<DocFile> list() throws IOException {
+            List<DocFile> files = new ArrayList<DocFile>();
+            try (DirectoryStream<Path> ds = Files.newDirectoryStream(file)) {
+                for (Path f: ds) {
+                    files.add(new StandardDocFile(f));
+                }
             }
             return files;
         }
 
         /** Create the file as a directory, including any parent directories. */
         public boolean mkdirs() {
-            return file.mkdirs();
+            try {
+                Files.createDirectories(file);
+                return true;
+            } catch (IOException e) {
+                return false;
+            }
         }
 
         /**
@@ -261,7 +268,7 @@
          */
         public DocFile resolve(String p) {
             if (location == null && path == null) {
-                return new StandardDocFile(new File(file, p));
+                return new StandardDocFile(file.resolve(p));
             } else {
                 return new StandardDocFile(location, path.resolve(p));
             }
@@ -270,12 +277,12 @@
         /**
          * Resolve a relative file against the given output location.
          * @param locn Currently, only
-         * {@link DocumentationTool.Location#DOCUMENTATION_OUTPUT} is supported.
+         * {@link DocumentationTool.Location.DOCUMENTATION_OUTPUT} is supported.
          */
         public DocFile resolveAgainst(Location locn) {
             if (locn != DocumentationTool.Location.DOCUMENTATION_OUTPUT)
                 throw new IllegalArgumentException();
-            return new StandardDocFile(newFile(getDestDir(), file.getPath()));
+            return new StandardDocFile(getDestDir().resolve(file));
         }
 
         /** Return a string to identify the contents of this object,
@@ -294,7 +301,7 @@
             return sb.toString();
         }
 
-        private JavaFileObject getJavaFileObjectForInput(File file) {
+        private JavaFileObject getJavaFileObjectForInput(Path file) {
             return fileManager.getJavaFileObjects(file).iterator().next();
         }