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1   package org.codehaus.plexus.archiver.bzip2;
2   
3   import javax.annotation.Nonnull;
4   import javax.annotation.WillNotClose;
5   import javax.inject.Named;
6   
7   import java.io.File;
8   import java.io.IOException;
9   import java.io.InputStream;
10  
11  import org.codehaus.plexus.components.io.attributes.FileAttributes;
12  import org.codehaus.plexus.components.io.attributes.PlexusIoResourceAttributes;
13  import org.codehaus.plexus.components.io.resources.PlexusIoCompressedFileResourceCollection;
14  import org.codehaus.plexus.components.io.resources.PlexusIoResourceCollection;
15  
16  import static org.codehaus.plexus.archiver.util.Streams.fileInputStream;
17  
18  /**
19   * Implementation of {@link PlexusIoResourceCollection} for
20   * bzip2 compressed files.
21   */
22  @Named("bzip2")
23  public class PlexusIoBzip2ResourceCollection extends PlexusIoCompressedFileResourceCollection {
24  
25      @Nonnull
26      @Override
27      protected @WillNotClose InputStream getInputStream(File file) throws IOException {
28          return BZip2UnArchiver.getBZip2InputStream(fileInputStream(file));
29      }
30  
31      @Override
32      protected PlexusIoResourceAttributes getAttributes(File file) throws IOException {
33          return new FileAttributes(file);
34      }
35  
36      @Override
37      protected String getDefaultExtension() {
38          return ".bz2";
39      }
40  }