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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 * 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).
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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
/** * 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.
/** * 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
/** * 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); } }