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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  import java.io.File;
27  import java.util.Collections;
28  import java.util.HashSet;
29  import java.util.List;
30  import java.util.Set;
31  
32  import org.codehaus.plexus.compiler.util.scan.mapping.SourceMapping;
33  
34  /**
35   * @author <a href="mailto:trygvis@inamo.no">Trygve Laugst&oslash;l</a>
36   */
37  public class SimpleSourceInclusionScanner extends AbstractSourceInclusionScanner {
38      private final Set<String> sourceIncludes;
39  
40      private final Set<String> sourceExcludes;
41  
42      public SimpleSourceInclusionScanner(Set<String> sourceIncludes, Set<String> sourceExcludes) {
43          this.sourceIncludes = sourceIncludes;
44  
45          this.sourceExcludes = sourceExcludes;
46      }
47  
48      public Set<File> getIncludedSources(File sourceDir, File targetDir) throws InclusionScanException {
49          List<SourceMapping> srcMappings = getSourceMappings();
50  
51          if (srcMappings.isEmpty()) {
52              return Collections.emptySet();
53          }
54  
55          String[] potentialSources = scanForSources(sourceDir, sourceIncludes, sourceExcludes);
56  
57          Set<File> matchingSources = new HashSet<>(potentialSources != null ? potentialSources.length : 0);
58  
59          if (potentialSources != null) {
60              for (String potentialSource : potentialSources) {
61                  matchingSources.add(new File(sourceDir, potentialSource));
62              }
63          }
64  
65          return matchingSources;
66      }
67  }