1 /*
2 * Licensed to the Apache Software Foundation (ASF) under one or more
3 * contributor license agreements. See the NOTICE file distributed with
4 * this work for additional information regarding copyright ownership.
5 * The ASF licenses this file to You under the Apache License, Version 2.0
6 * (the "License"); you may not use this file except in compliance with
7 * the License. You may obtain a copy of the License at
8 *
9 * 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 * An abstract class which implements the Java FileFilter and FilenameFilter
23 * interfaces via the IOFileFilter interface.
24 * <p>
25 * Note that a subclass <b>must</b> override one of the accept methods,
26 * otherwise your class will infinitely loop.
27 *
28 * @since Commons IO 1.0
29 * @version $Revision: 471628 $ $Date: 2006-11-06 05:06:45 +0100 (Mo, 06 Nov 2006) $
30 *
31 * @author Stephen Colebourne
32 */
33 public abstract class AbstractFileFilter implements IOFileFilter {
34
35 /**
36 * Checks to see if the File should be accepted by this filter.
37 *
38 * @param file the File to check
39 * @return true if this file matches the test
40 */
41 public boolean accept(File file) {
42 return accept(file.getParentFile(), file.getName());
43 }
44
45 /**
46 * Checks to see if the File should be accepted by this filter.
47 *
48 * @param dir the directory File to check
49 * @param name the filename within the directory to check
50 * @return true if this file matches the test
51 */
52 public boolean accept(File dir, String name) {
53 return accept(new File(dir, name));
54 }
55
56 }