1 package org.codehaus.mojo.javascript.archive;
2
3 /*
4 * Copyright 2001-2005 The Apache Software Foundation.
5 *
6 * Licensed under the Apache License, Version 2.0 (the "License");
7 * you may not use this file except in compliance with the License.
8 * You may obtain a copy of the License at
9 *
10 * http://www.apache.org/licenses/LICENSE-2.0
11 *
12 * Unless required by applicable law or agreed to in writing, software
13 * distributed under the License is distributed on an "AS IS" BASIS,
14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 * See the License for the specific language governing permissions and
16 * limitations under the License.
17 */
18
19 import java.io.InputStream;
20 import java.io.IOException;
21 import java.util.Collections;
22
23 import org.codehaus.plexus.archiver.ArchiverException;
24 import org.codehaus.plexus.archiver.ArchiveFileFilter;
25 import org.codehaus.plexus.archiver.ArchiveFilterException;
26 import org.codehaus.plexus.archiver.zip.ZipUnArchiver;
27
28 /**
29 * Custom archiver for javascript dependencies, packaged as "jsar" (JavaScript
30 * ARchive), that are simply a jar of scripts and resources.
31 *
32 * @author <a href="mailto:nicolas.deloof@gmail.com">Nicolas De Loof</a>
33 * @plexus.component role="org.codehaus.plexus.archiver.UnArchiver"
34 * role-hint="javascript"
35 */
36 public class JavascriptUnArchiver
37 extends ZipUnArchiver
38 {
39 /**
40 *
41 */
42 public JavascriptUnArchiver()
43 {
44 super();
45 }
46
47 /**
48 * overwrite the super.extract() to set the default filter.
49 */
50 public void extract() throws ArchiverException, IOException
51 {
52 setArchiveFilters( Collections.singletonList( new ArchiveFileFilter()
53 {
54 public boolean include( InputStream dataStream, String entryName )
55 throws ArchiveFilterException
56 {
57 return !entryName.startsWith( "META-INF" );
58 }
59 } ) );
60 super.extract();
61 }
62 }