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Java > Open Source Codes > org > xquark > servlet > util > FileExtensionFilter


1 /*
2  * This file belongs to the XQuark distribution.
3  * Copyright (C) 2003 Universite de Versailles Saint-Quentin.
4  *
5  * This program is free software; you can redistribute it and/or
6  * modify it under the terms of the GNU Lesser General Public
7  * License as published by the Free Software Foundation; either
8  * version 2.1 of the License, or (at your option) any later version.
9  *
10  * This program is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13  * Lesser General Public License for more details.
14  *
15  * You should have received a copy of the GNU Lesser General Public
16  * License along with this program; if not, write to the Free Software
17  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307.
18  * You can also get it at http://www.gnu.org/licenses/lgpl.html
19  *
20  * For more information on this software, see http://www.xquark.org.
21  */
22
23 package org.xquark.servlet.util;
24
25 import java.io.File JavaDoc;
26 import java.io.FileFilter JavaDoc;
27
28
29 /**
30  * FileFilter by file extension. File extension id not case-sensitive.
31  */
32 public class FileExtensionFilter implements FileFilter JavaDoc
33 {
34     public String JavaDoc ext;
35     
36     
37     /**
38      * @param ext The file extension, i.e., <b>.xml</b>
39      */
40     public FileExtensionFilter(String JavaDoc ext)
41     {
42         this.ext = ext.toLowerCase();
43     }
44     
45     
46     /**
47      * @param ext The file extension, i.e., <b>.xml</b>
48      */
49     public void setFileExtension(String JavaDoc ext)
50     {
51         this.ext = ext.toLowerCase();
52     }
53         
54     
55     public boolean accept(File JavaDoc file)
56     {
57         if(file.isDirectory())
58             return false;
59         if(file.getName().toLowerCase().endsWith(ext))
60             return true;
61         return false;
62     }
63 }
64
65
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