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1   package org.codehaus.plexus.compiler.util.scan;
2   
3   /**
4    * The MIT License
5    *
6    * Copyright (c) 2005, The Codehaus
7    *
8    * Permission is hereby granted, free of charge, to any person obtaining a copy of
9    * this software and associated documentation files (the "Software"), to deal in
10   * the Software without restriction, including without limitation the rights to
11   * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
12   * of the Software, and to permit persons to whom the Software is furnished to do
13   * so, subject to the following conditions:
14   *
15   * The above copyright notice and this permission notice shall be included in all
16   * copies or substantial portions of the Software.
17   *
18   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
19   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
20   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
21   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
22   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
23   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
24   * SOFTWARE.
25   */
26  
27  import org.codehaus.plexus.compiler.util.scan.mapping.SourceMapping;
28  
29  import java.io.File;
30  import java.util.Collections;
31  import java.util.HashSet;
32  import java.util.List;
33  import java.util.Set;
34  
35  /**
36   * @author <a href="mailto:trygvis@inamo.no">Trygve Laugst&oslash;l</a>
37   */
38  public class SimpleSourceInclusionScanner
39      extends AbstractSourceInclusionScanner
40  {
41      private Set<String> sourceIncludes;
42  
43      private Set<String> sourceExcludes;
44  
45      public SimpleSourceInclusionScanner( Set<String> sourceIncludes, Set<String> sourceExcludes )
46      {
47          this.sourceIncludes = sourceIncludes;
48  
49          this.sourceExcludes = sourceExcludes;
50      }
51  
52      public Set<File> getIncludedSources( File sourceDir, File targetDir )
53          throws InclusionScanException
54      {
55          List<SourceMapping> srcMappings = getSourceMappings();
56  
57          if ( srcMappings.isEmpty() )
58          {
59              return Collections.emptySet();
60          }
61  
62          String[] potentialSources = scanForSources( sourceDir, sourceIncludes, sourceExcludes );
63  
64          Set<File> matchingSources = new HashSet<>( potentialSources != null ? potentialSources.length : 0 );
65  
66          if ( potentialSources != null )
67          {
68              for ( String potentialSource : potentialSources )
69              {
70                  matchingSources.add( new File( sourceDir, potentialSource ) );
71              }
72          }
73  
74          return matchingSources;
75      }
76  }