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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 org.apache.maven.shared.io.scan.InclusionScanException;
23  
24  import java.util.Set;
25  import java.util.Collections;
26  import java.io.File;
27  
28  /**
29   * Maps a set of input files to a single output file.
30   *
31   * @author <a href="mailto:trygvis@inamo.no">Trygve Laugst&oslash;l</a>
32   * @version $Id: SingleTargetMapping.java 1719477 2015-12-11 17:33:58Z khmarbaise $
33   */
34  public class SingleTargetMapping
35      implements SourceMapping
36  {
37      private String sourceSuffix;
38  
39      private String outputFile;
40  
41      /**
42       * @param sourceSuffix source suffix.
43       * @param outputFile output file.
44       */
45      public SingleTargetMapping( String sourceSuffix, String outputFile )
46      {
47          this.sourceSuffix = sourceSuffix;
48  
49          this.outputFile = outputFile;
50      }
51  
52      /** {@inheritDoc} */
53      public Set<File> getTargetFiles( File targetDir, String source )
54          throws InclusionScanException
55      {
56          if ( !source.endsWith( sourceSuffix ) )
57          {
58              return Collections.<File>emptySet();
59          }
60  
61          return Collections.singleton( new File( targetDir, outputFile ) );
62      }
63  }