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