diff options
Diffstat (limited to 'org.eclipse.jgit/src/org/eclipse/jgit/util/FS_Win32.java')
| -rw-r--r-- | org.eclipse.jgit/src/org/eclipse/jgit/util/FS_Win32.java | 235 |
1 files changed, 93 insertions, 142 deletions
diff --git a/org.eclipse.jgit/src/org/eclipse/jgit/util/FS_Win32.java b/org.eclipse.jgit/src/org/eclipse/jgit/util/FS_Win32.java index 5c652be18a..5926655b7b 100644 --- a/org.eclipse.jgit/src/org/eclipse/jgit/util/FS_Win32.java +++ b/org.eclipse.jgit/src/org/eclipse/jgit/util/FS_Win32.java @@ -1,56 +1,37 @@ /* * Copyright (C) 2009, Google Inc. - * Copyright (C) 2008, Shawn O. Pearce <spearce@spearce.org> - * and other copyright owners as documented in the project's IP log. + * Copyright (C) 2008, Shawn O. Pearce <spearce@spearce.org> and others * - * This program and the accompanying materials are made available - * under the terms of the Eclipse Distribution License v1.0 which - * accompanies this distribution, is reproduced below, and is - * available at http://www.eclipse.org/org/documents/edl-v10.php + * This program and the accompanying materials are made available under the + * terms of the Eclipse Distribution License v. 1.0 which is available at + * https://www.eclipse.org/org/documents/edl-v10.php. * - * 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 the Eclipse Foundation, Inc. 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. + * SPDX-License-Identifier: BSD-3-Clause */ package org.eclipse.jgit.util; import java.io.File; import java.io.IOException; -import java.nio.charset.Charset; +import java.nio.file.FileVisitOption; +import java.nio.file.FileVisitResult; +import java.nio.file.Files; +import java.nio.file.LinkOption; +import java.nio.file.Path; +import java.nio.file.SimpleFileVisitor; +import java.nio.file.attribute.BasicFileAttributes; import java.util.ArrayList; import java.util.Arrays; +import java.util.EnumSet; import java.util.List; +import org.eclipse.jgit.errors.CommandFailedException; +import org.eclipse.jgit.treewalk.FileTreeIterator.FileEntry; +import org.eclipse.jgit.treewalk.FileTreeIterator.FileModeStrategy; +import org.eclipse.jgit.treewalk.WorkingTreeIterator.Entry; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + /** * FS implementation for Windows @@ -58,8 +39,7 @@ import java.util.List; * @since 3.0 */ public class FS_Win32 extends FS { - - private volatile Boolean supportSymlinks; + private static final Logger LOG = LoggerFactory.getLogger(FS_Win32.class); /** * Constructor @@ -78,19 +58,23 @@ public class FS_Win32 extends FS { super(src); } + @Override public FS newInstance() { return new FS_Win32(this); } + @Override public boolean supportsExecute() { return false; } - public boolean canExecute(final File f) { + @Override + public boolean canExecute(File f) { return false; } - public boolean setExecute(final File f, final boolean canExec) { + @Override + public boolean setExecute(File f, boolean canExec) { return false; } @@ -105,6 +89,51 @@ public class FS_Win32 extends FS { } @Override + public Entry[] list(File directory, FileModeStrategy fileModeStrategy) { + if (!Files.isDirectory(directory.toPath(), LinkOption.NOFOLLOW_LINKS)) { + return NO_ENTRIES; + } + List<Entry> result = new ArrayList<>(); + FS fs = this; + boolean checkExecutable = fs.supportsExecute(); + try { + Files.walkFileTree(directory.toPath(), + EnumSet.noneOf(FileVisitOption.class), 1, + new SimpleFileVisitor<Path>() { + @Override + public FileVisitResult visitFile(Path file, + BasicFileAttributes attrs) throws IOException { + File f = file.toFile(); + FS.Attributes attributes = new FS.Attributes(fs, f, + true, attrs.isDirectory(), + checkExecutable && f.canExecute(), + attrs.isSymbolicLink(), + attrs.isRegularFile(), + attrs.creationTime().toMillis(), + attrs.lastModifiedTime().toInstant(), + attrs.size()); + result.add(new FileEntry(f, fs, attributes, + fileModeStrategy)); + return FileVisitResult.CONTINUE; + } + + @Override + public FileVisitResult visitFileFailed(Path file, + IOException exc) throws IOException { + // Just ignore it + return FileVisitResult.CONTINUE; + } + }); + } catch (IOException e) { + // Ignore + } + if (result.isEmpty()) { + return NO_ENTRIES; + } + return result.toArray(new Entry[0]); + } + + @Override protected File discoverGitExe() { String path = SystemReader.getInstance().getenv("PATH"); //$NON-NLS-1$ File gitExe = searchPath(path, "git.exe", "git.cmd"); //$NON-NLS-1$ //$NON-NLS-2$ @@ -113,12 +142,21 @@ public class FS_Win32 extends FS { if (searchPath(path, "bash.exe") != null) { //$NON-NLS-1$ // This isn't likely to work, but its worth trying: // If bash is in $PATH, git should also be in $PATH. - String w = readPipe(userHome(), - new String[]{"bash", "--login", "-c", "which git"}, // //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$ - Charset.defaultCharset().name()); - if (!StringUtils.isEmptyOrNull(w)) + String w; + try { + w = readPipe(userHome(), + new String[] { "bash", "--login", "-c", //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ + "which git" }, // //$NON-NLS-1$ + SystemReader.getInstance().getDefaultCharset() + .name()); + } catch (CommandFailedException e) { + LOG.warn(e.getMessage()); + return null; + } + if (!StringUtils.isEmptyOrNull(w)) { // The path may be in cygwin/msys notation so resolve it right away gitExe = resolve(null, w); + } } } @@ -128,25 +166,28 @@ public class FS_Win32 extends FS { @Override protected File userHomeImpl() { String home = SystemReader.getInstance().getenv("HOME"); //$NON-NLS-1$ - if (home != null) + if (home != null) { return resolve(null, home); + } String homeDrive = SystemReader.getInstance().getenv("HOMEDRIVE"); //$NON-NLS-1$ if (homeDrive != null) { String homePath = SystemReader.getInstance().getenv("HOMEPATH"); //$NON-NLS-1$ - if (homePath != null) + if (homePath != null) { return new File(homeDrive, homePath); + } } String homeShare = SystemReader.getInstance().getenv("HOMESHARE"); //$NON-NLS-1$ - if (homeShare != null) + if (homeShare != null) { return new File(homeShare); + } return super.userHomeImpl(); } @Override public ProcessBuilder runInShell(String cmd, String[] args) { - List<String> argv = new ArrayList<String>(3 + args.length); + List<String> argv = new ArrayList<>(3 + args.length); argv.add("cmd.exe"); //$NON-NLS-1$ argv.add("/c"); //$NON-NLS-1$ argv.add(cmd); @@ -157,97 +198,7 @@ public class FS_Win32 extends FS { } @Override - public boolean supportsSymlinks() { - if (supportSymlinks == null) - detectSymlinkSupport(); - return Boolean.TRUE.equals(supportSymlinks); - } - - private void detectSymlinkSupport() { - File tempFile = null; - try { - tempFile = File.createTempFile("tempsymlinktarget", ""); //$NON-NLS-1$ //$NON-NLS-2$ - File linkName = new File(tempFile.getParentFile(), "tempsymlink"); //$NON-NLS-1$ - FileUtil.createSymLink(linkName, tempFile.getPath()); - supportSymlinks = Boolean.TRUE; - linkName.delete(); - } catch (IOException | UnsupportedOperationException e) { - supportSymlinks = Boolean.FALSE; - } finally { - if (tempFile != null) - try { - FileUtils.delete(tempFile); - } catch (IOException e) { - throw new RuntimeException(e); // panic - } - } - } - - @Override - public boolean isSymLink(File path) throws IOException { - return FileUtil.isSymlink(path); - } - - @Override - public long lastModified(File path) throws IOException { - return FileUtil.lastModified(path); - } - - @Override - public void setLastModified(File path, long time) throws IOException { - FileUtil.setLastModified(path, time); - } - - @Override - public void delete(File path) throws IOException { - FileUtil.delete(path); - } - - @Override - public long length(File f) throws IOException { - return FileUtil.getLength(f); - } - - @Override - public boolean exists(File path) { - return FileUtil.exists(path); - } - - @Override - public boolean isDirectory(File path) { - return FileUtil.isDirectory(path); - } - - @Override - public boolean isFile(File path) { - return FileUtil.isFile(path); - } - - @Override - public boolean isHidden(File path) throws IOException { - return FileUtil.isHidden(path); - } - - @Override - public void setHidden(File path, boolean hidden) throws IOException { - FileUtil.setHidden(path, hidden); - } - - @Override - public String readSymLink(File path) throws IOException { - return FileUtil.readSymlink(path); - } - - @Override - public void createSymLink(File path, String target) throws IOException { - FileUtil.createSymLink(path, target); - } - - /** - * @since 3.3 - */ - @Override public Attributes getAttributes(File path) { - return FileUtil.getFileAttributesBasic(this, path); + return FileUtils.getFileAttributesBasic(this, path); } } |