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19
20
21 package org.apache.james.util.io;
22
23 import java.io.File;
24 import java.io.FilenameFilter;
25
26 /**
27 * This takes a <code>FilenameFilter<code> as input and inverts the selection.
28 * This is used in retrieving files that are not accepted by a filter.
29 *
30 * @version CVS $Revision: 464742 $ $Date: 2006-10-17 00:53:00 +0100 (Tue, 17 Oct 2006) $
31 */
32 public class InvertedFileFilter
33 implements FilenameFilter
34 {
35 private final FilenameFilter m_originalFilter;
36
37 public InvertedFileFilter( final FilenameFilter originalFilter )
38 {
39 m_originalFilter = originalFilter;
40 }
41
42 public boolean accept( final File file, final String name )
43 {
44 return !m_originalFilter.accept( file, name );
45 }
46 }
47
48