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Java > Open Source Codes > org > snipsnap > snip > SnipPostNameComparator


1 /*
2  * This file is part of "SnipSnap Wiki/Weblog".
3  *
4  * Copyright (c) 2002 Stephan J. Schmidt, Matthias L. Jugel
5  * All Rights Reserved.
6  *
7  * Please visit http://snipsnap.org/ for updates and contact.
8  *
9  * --LICENSE NOTICE--
10  * This program is free software; you can redistribute it and/or
11  * modify it under the terms of the GNU General Public License
12  * as published by the Free Software Foundation; either version 2
13  * of the License, or (at your option) any later version.
14  *
15  * This program is distributed in the hope that it will be useful,
16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18  * GNU General Public License for more details.
19  *
20  * You should have received a copy of the GNU General Public License
21  * along with this program; if not, write to the Free Software
22  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
23  * --LICENSE NOTICE--
24  */

25
26 package org.snipsnap.snip;
27
28 import java.util.Comparator JavaDoc;
29
30 /**
31  * Compares snips with names like 2003-10-11/3 and sorts them
32  * in reverse order
33  *
34  * 2003-10-05/11 2003-10-06/1 2003-10-05/1 2003-10-05/2
35  *
36  * is sorted to:
37  *
38  * 2003-10-06/1 2003-10-05/11 2003-10-05/2 2003-10-05/1
39  *
40  * @author stephan
41  * @version $Id: SnipPostNameComparator.java 1042 2003-10-21 13:27:46Z stephan $
42  */

43
44 public class SnipPostNameComparator implements Comparator JavaDoc {
45   private Comparator JavaDoc comparator = new PostNameComparator();
46
47   public int compare(Object JavaDoc o1, Object JavaDoc o2) {
48     if (! (o1 instanceof Snip) || !( o2 instanceof Snip)) {
49       throw new ClassCastException JavaDoc();
50     }
51     Snip snip1 = (Snip) o1;
52     Snip snip2 = (Snip) o2;
53     return comparator.compare(snip1.getName(), snip2.getName());
54   }
55 }
56
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