| NameComparator.java |
1 /**
2 * Copyright (c) 2000-2008 Liferay, Inc. All rights reserved.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a copy
5 * of this software and associated documentation files (the "Software"), to deal
6 * in the Software without restriction, including without limitation the rights
7 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8 * copies of the Software, and to permit persons to whom the Software is
9 * furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20 * SOFTWARE.
21 */
22
23 package com.liferay.portlet.messaging.util.comparator;
24
25 import java.util.Comparator;
26
27 import org.jivesoftware.smack.RosterEntry;
28
29 /**
30 * <a href="NameComparator.java.html"><b><i>View Source</i></b></a>
31 *
32 * @author Ming-Gih Lam
33 *
34 */
35 public class NameComparator implements Comparator {
36
37 public NameComparator() {
38 _asc = true;
39 }
40
41 public NameComparator(boolean asc) {
42 _asc = asc;
43 }
44
45 public int compare(Object obj1, Object obj2) {
46 RosterEntry entry1 = (RosterEntry)obj1;
47 RosterEntry entry2 = (RosterEntry)obj2;
48
49 String name1 = entry1.getName().toLowerCase();
50 String name2 = entry2.getName().toLowerCase();
51
52 int value = name1.compareTo(name2);
53
54 if (_asc) {
55 return value;
56 }
57 else {
58 return -value;
59 }
60 }
61
62 private boolean _asc;
63
64 }