1 /*
2 * (C) 2002 David Carr david@carr.name
3 *
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation; either version 2 of the License, or
7 * (at your option) any later version.
8 *
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17 */
18
19 package net.sourceforge.mflow.util;
20
21 import java.io.File;
22 import java.io.FilenameFilter;
23
24 /***
25 * @author carrd
26 */
27 public class FilenameExtensionFilter implements FilenameFilter {
28 private String[] extensions;
29
30 FilenameExtensionFilter(String[] extensions) {
31 this.extensions = extensions;
32 }
33
34 /***
35 * @param extension the filename extension to include in the filter
36 */
37 public FilenameExtensionFilter(String extension) {
38 this.extensions = new String[] { extension };
39 }
40
41 /***
42 * Includes all files that end in the specified extension, case insensitively
43 *
44 * @param dir the parent directory
45 * @param name the filename to check
46 * @return whether it should be included
47 */
48 public boolean accept(File dir, String name) {
49 for (int i = 0; i < this.extensions.length; i++) {
50 String extension = this.extensions[i];
51 if (name.toLowerCase().endsWith(extension.toLowerCase())) {
52 return true;
53 }
54 }
55 return false;
56 }
57 }
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