1 /* 2 * Copyright (c) 2008, 2012, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 package sun.nio.fs; 27 28 import java.nio.file.*; 29 import java.nio.file.attribute.*; 30 import java.nio.file.spi.FileTypeDetector; 31 import java.io.IOException; 32 33 /** 34 * Linux implementation of FileSystemProvider 35 */ 36 37 public class LinuxFileSystemProvider extends UnixFileSystemProvider { 38 @Override 39 LinuxFileSystem newFileSystem(String dir) { 40 return new LinuxFileSystem(this, dir); 41 } 42 43 @Override 44 LinuxFileStore getFileStore(UnixPath path) throws IOException { 45 return new LinuxFileStore(path); 46 } 47 48 @Override 49 @SuppressWarnings("unchecked") 50 public <V extends FileAttributeView> V getFileAttributeView(Path obj, 51 Class<V> type, 52 LinkOption... options) 53 { 54 if (type == DosFileAttributeView.class) { 55 return (V) new LinuxDosFileAttributeView(UnixPath.toUnixPath(obj), 56 Util.followLinks(options)); 57 } 58 if (type == UserDefinedFileAttributeView.class) { 59 return (V) new LinuxUserDefinedFileAttributeView(UnixPath.toUnixPath(obj), 60 Util.followLinks(options)); 61 } 62 return super.getFileAttributeView(obj, type, options); 63 } 64 65 @Override 66 public DynamicFileAttributeView getFileAttributeView(Path obj, 67 String name, 68 LinkOption... options) 69 { 70 if (name.equals("dos")) { 71 return new LinuxDosFileAttributeView(UnixPath.toUnixPath(obj), 72 Util.followLinks(options)); 73 } 74 if (name.equals("user")) { 75 return new LinuxUserDefinedFileAttributeView(UnixPath.toUnixPath(obj), 76 Util.followLinks(options)); 77 } 78 return super.getFileAttributeView(obj, name, options); 79 } 80 81 @Override 82 @SuppressWarnings("unchecked") 83 public <A extends BasicFileAttributes> A readAttributes(Path file, 84 Class<A> type, 85 LinkOption... options) 86 throws IOException 87 { 88 if (type == DosFileAttributes.class) { 89 DosFileAttributeView view = 90 getFileAttributeView(file, DosFileAttributeView.class, options); 91 return (A) view.readAttributes(); 92 } else { 93 return super.readAttributes(file, type, options); 94 } 95 } 96 97 @Override 98 FileTypeDetector getFileTypeDetector() { 99 final Path userMimeTypes = 100 Paths.get(System.getProperty("user.home"), ".mime.types"); 101 102 final Path sysMimeTypes = Paths.get("/etc/mime.types"); 103 104 return chain(new GnomeFileTypeDetector(), 105 new MimeTypesFileTypeDetector(userMimeTypes), 106 new MimeTypesFileTypeDetector(sysMimeTypes), 107 new MagicFileTypeDetector()); 108 } 109 }