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     public LinuxFileSystemProvider() {
  39         super();
  40     }
  41 
  42     @Override
  43     LinuxFileSystem newFileSystem(String dir) {
  44         return new LinuxFileSystem(this, dir);
  45     }
  46 
  47     @Override
  48     LinuxFileStore getFileStore(UnixPath path) throws IOException {
  49         return new LinuxFileStore(path);
  50     }
  51 
  52     @Override
  53     @SuppressWarnings("unchecked")
  54     public <V extends FileAttributeView> V getFileAttributeView(Path obj,
  55                                                                 Class<V> type,
  56                                                                 LinkOption... options)
  57     {
  58         if (type == DosFileAttributeView.class) {
  59             return (V) new LinuxDosFileAttributeView(UnixPath.toUnixPath(obj),
  60                                                      Util.followLinks(options));
  61         }
  62         if (type == UserDefinedFileAttributeView.class) {
  63             return (V) new LinuxUserDefinedFileAttributeView(UnixPath.toUnixPath(obj),
  64                                                              Util.followLinks(options));
  65         }
  66         return super.getFileAttributeView(obj, type, options);
  67     }
  68 
  69     @Override
  70     public DynamicFileAttributeView getFileAttributeView(Path obj,
  71                                                          String name,
  72                                                          LinkOption... options)
  73     {
  74         if (name.equals("dos")) {
  75             return new LinuxDosFileAttributeView(UnixPath.toUnixPath(obj),
  76                                                  Util.followLinks(options));
  77         }
  78         if (name.equals("user")) {
  79             return new LinuxUserDefinedFileAttributeView(UnixPath.toUnixPath(obj),
  80                                                          Util.followLinks(options));
  81         }
  82         return super.getFileAttributeView(obj, name, options);
  83     }
  84 
  85     @Override
  86     @SuppressWarnings("unchecked")
  87     public <A extends BasicFileAttributes> A readAttributes(Path file,
  88                                                             Class<A> type,
  89                                                             LinkOption... options)
  90         throws IOException
  91     {
  92         if (type == DosFileAttributes.class) {
  93             DosFileAttributeView view =
  94                 getFileAttributeView(file, DosFileAttributeView.class, options);
  95             return (A) view.readAttributes();
  96         } else {
  97             return super.readAttributes(file, type, options);
  98         }
  99     }
 100 
 101     @Override
 102     FileTypeDetector getFileTypeDetector() {
 103         return new GnomeFileTypeDetector();
 104     }
 105 }