1 /* 2 * Copyright (c) 2008, 2013, Oracle and/or its affiliates. All rights reserved. 3 * Copyright 2013 SAP AG. All rights reserved. 4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 5 * 6 * This code is free software; you can redistribute it and/or modify it 7 * under the terms of the GNU General Public License version 2 only, as 8 * published by the Free Software Foundation. Oracle designates this 9 * particular file as subject to the "Classpath" exception as provided 10 * by Oracle in the LICENSE file that accompanied this code. 11 * 12 * This code is distributed in the hope that it will be useful, but WITHOUT 13 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 14 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 15 * version 2 for more details (a copy is included in the LICENSE file that 16 * accompanied this code). 17 * 18 * You should have received a copy of the GNU General Public License version 19 * 2 along with this work; if not, write to the Free Software Foundation, 20 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 21 * 22 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 23 * or visit www.oracle.com if you need additional information or have any 24 * questions. 25 */ 26 27 package sun.nio.fs; 28 29 import java.nio.file.*; 30 import java.nio.file.attribute.*; 31 import java.io.IOException; 32 import java.util.*; 33 import static sun.nio.fs.AixNativeDispatcher.*; 34 35 /** 36 * AIX implementation of FileSystem 37 */ 38 39 class AixFileSystem extends UnixFileSystem { 40 41 AixFileSystem(UnixFileSystemProvider provider, String dir) { 42 super(provider, dir); 43 } 44 45 @Override 46 public WatchService newWatchService() 47 throws IOException 48 { 49 return new PollingWatchService(); 50 } 51 52 // lazy initialization of the list of supported attribute views 53 private static class SupportedFileFileAttributeViewsHolder { 54 static final Set<String> supportedFileAttributeViews = 55 supportedFileAttributeViews(); 56 private static Set<String> supportedFileAttributeViews() { 57 Set<String> result = new HashSet<String>(); 58 result.addAll(UnixFileSystem.standardFileAttributeViews()); 59 return Collections.unmodifiableSet(result); 60 } 61 } 62 63 @Override 64 public Set<String> supportedFileAttributeViews() { 65 return SupportedFileFileAttributeViewsHolder.supportedFileAttributeViews; 66 } 67 68 @Override 69 void copyNonPosixAttributes(int ofd, int nfd) { 70 // TODO: Implement if needed. 71 } 72 73 /** 74 * Returns object to iterate over the mount entries returned by mntctl 75 */ 76 @Override 77 Iterable<UnixMountEntry> getMountEntries() { 78 UnixMountEntry[] entries = null; 79 try { 80 entries = getmntctl(); 81 } catch (UnixException x) { 82 // nothing we can do 83 } 84 if (entries == null) { 85 return Collections.emptyList(); 86 } 87 return Arrays.asList(entries); 88 } 89 90 @Override 91 FileStore getFileStore(UnixMountEntry entry) throws IOException { 92 return new AixFileStore(this, entry); 93 } 94 }