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1   package org.apache.maven.shared.io.scan.mapping;
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 java.io.File;
23  import java.util.Collections;
24  import java.util.HashSet;
25  import java.util.Iterator;
26  import java.util.Set;
27  
28  /**
29   * @author jdcasey
30   * @version $Id: SuffixMapping.java 595935 2007-11-17 11:39:34Z vsiveton $
31   */
32  public final class SuffixMapping
33      implements SourceMapping
34  {
35      private final String sourceSuffix;
36  
37      private final Set targetSuffixes;
38  
39      public SuffixMapping( String sourceSuffix, String targetSuffix )
40      {
41          this.sourceSuffix = sourceSuffix;
42  
43          this.targetSuffixes = Collections.singleton( targetSuffix );
44      }
45  
46      public SuffixMapping( String sourceSuffix, Set targetSuffixes )
47      {
48          this.sourceSuffix = sourceSuffix;
49  
50          this.targetSuffixes = Collections.unmodifiableSet( targetSuffixes );
51      }
52  
53      public Set getTargetFiles( File targetDir, String source )
54      {
55          Set targetFiles = new HashSet();
56  
57          if ( source.endsWith( sourceSuffix ) )
58          {
59              String base = source.substring( 0, source.length() - sourceSuffix.length() );
60  
61              for ( Iterator it = targetSuffixes.iterator(); it.hasNext(); )
62              {
63                  String suffix = (String) it.next();
64  
65                  targetFiles.add( new File( targetDir, base + suffix ) );
66              }
67          }
68  
69          return targetFiles;
70      }
71  }