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Java example source code file (LinuxFileSystem.java)
The LinuxFileSystem.java Java example source code/* * Copyright (c) 2008, 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 sun.nio.fs; import java.nio.file.*; import java.io.IOException; import java.util.*; import static sun.nio.fs.LinuxNativeDispatcher.*; /** * Linux implementation of FileSystem */ class LinuxFileSystem extends UnixFileSystem { LinuxFileSystem(UnixFileSystemProvider provider, String dir) { super(provider, dir); } @Override public WatchService newWatchService() throws IOException { // assume 2.6.13 or newer return new LinuxWatchService(this); } // lazy initialization of the list of supported attribute views private static class SupportedFileFileAttributeViewsHolder { static final Set<String> supportedFileAttributeViews = supportedFileAttributeViews(); private static Set<String> supportedFileAttributeViews() { Set<String> result = new HashSet<>(); result.addAll(standardFileAttributeViews()); // additional Linux-specific views result.add("dos"); result.add("user"); return Collections.unmodifiableSet(result); } } @Override public Set<String> supportedFileAttributeViews() { return SupportedFileFileAttributeViewsHolder.supportedFileAttributeViews; } @Override void copyNonPosixAttributes(int ofd, int nfd) { LinuxUserDefinedFileAttributeView.copyExtendedAttributes(ofd, nfd); } /** * Returns object to iterate over the mount entries in the given fstab file. */ Iterable<UnixMountEntry> getMountEntries(String fstab) { ArrayList<UnixMountEntry> entries = new ArrayList<>(); try { long fp = setmntent(Util.toBytes(fstab), Util.toBytes("r")); try { for (;;) { UnixMountEntry entry = new UnixMountEntry(); int res = getmntent(fp, entry); if (res < 0) break; entries.add(entry); } } finally { endmntent(fp); } } catch (UnixException x) { // nothing we can do } return entries; } /** * Returns object to iterate over the mount entries in /etc/mtab */ @Override Iterable<UnixMountEntry> getMountEntries() { return getMountEntries("/etc/mtab"); } @Override FileStore getFileStore(UnixMountEntry entry) throws IOException { return new LinuxFileStore(this, entry); } } Other Java examples (source code examples)Here is a short list of links related to this Java LinuxFileSystem.java source code file: |
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