01: /*
02: * Licensed to the Apache Software Foundation (ASF) under one or more
03: * contributor license agreements. See the NOTICE file distributed with
04: * this work for additional information regarding copyright ownership.
05: * The ASF licenses this file to You under the Apache License, Version 2.0
06: * (the "License"); you may not use this file except in compliance with
07: * the License. You may obtain a copy of the License at
08: *
09: * http://www.apache.org/licenses/LICENSE-2.0
10: *
11: * Unless required by applicable law or agreed to in writing, software
12: * distributed under the License is distributed on an "AS IS" BASIS,
13: * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14: * See the License for the specific language governing permissions and
15: * limitations under the License.
16: */
17: package org.apache.commons.io.filefilter;
18:
19: import java.io.File;
20:
21: /**
22: * This filter accepts <code>File</code>s that are files (not directories).
23: * <p>
24: * For example, here is how to print out a list of the real files
25: * within the current directory:
26: *
27: * <pre>
28: * File dir = new File(".");
29: * String[] files = dir.list( FileFileFilter.FILE );
30: * for ( int i = 0; i < files.length; i++ ) {
31: * System.out.println(files[i]);
32: * }
33: * </pre>
34: *
35: * @since Commons IO 1.3
36: * @version $Revision: 155419 $ $Date: 2006-08-28 08:39:07 +0200 (Mo, 28 Aug 2006) $
37: */
38: public class FileFileFilter extends AbstractFileFilter {
39:
40: /** Singleton instance of file filter */
41: public static final IOFileFilter FILE = new FileFileFilter();
42:
43: /**
44: * Restrictive consructor.
45: */
46: protected FileFileFilter() {
47: }
48:
49: /**
50: * Checks to see if the file is a file.
51: *
52: * @param file the File to check
53: * @return true if the file is a file
54: */
55: public boolean accept(File file) {
56: return file.isFile();
57: }
58:
59: }
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