1 package org.apache.maven.plugins.shade.resource;
2
3 /*
4 * Licensed to the Apache Software Foundation (ASF) under one
5 * or more contributor license agreements. See the NOTICE file
6 * distributed with this work for additional information
7 * regarding copyright ownership. The ASF licenses this file
8 * to you under the Apache License, Version 2.0 (the
9 * "License"); you may not use this file except in compliance
10 * with the License. You may obtain a copy of the License at
11 *
12 * http://www.apache.org/licenses/LICENSE-2.0
13 *
14 * Unless required by applicable law or agreed to in writing,
15 * software distributed under the License is distributed on an
16 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
17 * KIND, either express or implied. See the License for the
18 * specific language governing permissions and limitations
19 * under the License.
20 */
21
22 import org.apache.maven.plugins.shade.relocation.Relocator;
23 import org.codehaus.plexus.util.StringUtils;
24
25 import java.io.IOException;
26 import java.io.InputStream;
27 import java.util.List;
28 import java.util.jar.JarOutputStream;
29
30 /**
31 * A resource processor that prevents the inclusion of an arbitrary
32 * resource into the shaded JAR.
33 */
34 public class DontIncludeResourceTransformer
35 extends AbstractCompatibilityTransformer
36 {
37 String resource;
38
39 List<String> resources;
40
41 public boolean canTransformResource( String r )
42 {
43 if ( StringUtils.isNotEmpty( resource ) && r.endsWith( resource ) )
44 {
45 return true;
46 }
47
48 if ( resources != null )
49 {
50 for ( String resourceEnd : resources )
51 {
52 if ( r.endsWith( resourceEnd ) )
53 {
54 return true;
55 }
56 }
57 }
58
59 return false;
60 }
61
62 public void processResource( String resource, InputStream is, List<Relocator> relocators, long time )
63 throws IOException
64 {
65 // no op
66 }
67
68 public boolean hasTransformedResource()
69 {
70 return false;
71 }
72
73 public void modifyOutputStream( JarOutputStream os )
74 throws IOException
75 {
76 // no op
77 }
78 }