| UserTrackerModifiedDateComparator.java |
1 /**
2 * Copyright (c) 2000-2009 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.portal.util.comparator;
24
25 import com.liferay.portal.kernel.util.DateUtil;
26 import com.liferay.portal.model.UserTracker;
27
28 import java.io.Serializable;
29
30 import java.util.Comparator;
31
32 /**
33 * <a href="UserTrackerModifiedDateComparator.java.html"><b><i>View Source</i>
34 * </b></a>
35 *
36 * @author Brian Wing Shun Chan
37 *
38 */
39 public class UserTrackerModifiedDateComparator
40 implements Comparator<UserTracker>, Serializable {
41
42 public UserTrackerModifiedDateComparator() {
43 this(false);
44 }
45
46 public UserTrackerModifiedDateComparator(boolean asc) {
47 _asc = asc;
48 }
49
50 public int compare(UserTracker userTracker1, UserTracker userTracker2) {
51 int value = DateUtil.compareTo(
52 userTracker1.getModifiedDate(), userTracker2.getModifiedDate());
53
54 if (_asc) {
55 return value;
56 }
57 else {
58 return -value;
59 }
60 }
61
62 private boolean _asc;
63
64 }