KickJava   Java API By Example, From Geeks To Geeks.

Java > Open Source Codes > org > columba > calendar > store > StoreEventComparator


1 // The contents of this file are subject to the Mozilla Public License Version
2 // 1.1
3 //(the "License"); you may not use this file except in compliance with the
4 //License. You may obtain a copy of the License at http://www.mozilla.org/MPL/
5 //
6 //Software distributed under the License is distributed on an "AS IS" basis,
7 //WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
8 //for the specific language governing rights and
9 //limitations under the License.
10 //
11 //The Original Code is "The Columba Project"
12 //
13 //The Initial Developers of the Original Code are Frederik Dietz and Timo
14 // Stich.
15 //Portions created by Frederik Dietz and Timo Stich are Copyright (C) 2003.
16 //
17 //All Rights Reserved.
18 package org.columba.calendar.store;
19
20 import java.util.Comparator JavaDoc;
21
22 import org.columba.calendar.store.api.StoreEvent;
23
24 class StoreEventComparator implements Comparator JavaDoc {
25
26     private static StoreEventComparator instance = new StoreEventComparator();
27
28     private StoreEventComparator() {
29     }
30
31     public static StoreEventComparator getInstance() {
32         return instance;
33     }
34
35     /**
36      * @see java.util.Comparator#compare(java.lang.Object, java.lang.Object)
37      */
38     public int compare(Object JavaDoc arg0, Object JavaDoc arg1) {
39
40         StoreEvent a = (StoreEvent) arg0;
41         StoreEvent b = (StoreEvent) arg1;
42
43         return (a.getSource() != b.getSource()) ? 0 : 1;
44     }
45
46 }
Popular Tags