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Java > Open Source Codes > org > apache > commons > vfs > provider > gzip > GzipFileSystem


1 /*
2  * Copyright 2002-2005 The Apache Software Foundation.
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 package org.apache.commons.vfs.provider.gzip;
17
18 import org.apache.commons.vfs.FileName;
19 import org.apache.commons.vfs.FileObject;
20 import org.apache.commons.vfs.FileSystemException;
21 import org.apache.commons.vfs.FileSystemOptions;
22 import org.apache.commons.vfs.provider.compressed.CompressedFileFileSystem;
23
24 import java.util.Collection JavaDoc;
25
26 /**
27  * Filesytem to handle compressed files using the gzip method
28  *
29  * @author <a HREF="mailto:imario@apache.org">Mario Ivankovits</a>
30  */
31 public class GzipFileSystem extends CompressedFileFileSystem
32 {
33     protected GzipFileSystem(FileName rootName, FileObject parentLayer, FileSystemOptions fileSystemOptions) throws FileSystemException
34     {
35         super(rootName, parentLayer, fileSystemOptions);
36     }
37
38     protected FileObject createFile(FileName name) throws FileSystemException
39     {
40         return new GzipFileObject(name, getParentLayer(), this);
41     }
42
43     protected void addCapabilities(final Collection JavaDoc caps)
44     {
45         caps.addAll(GzipFileProvider.capabilities);
46     }
47 }
48
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