| ResourceComparator.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.OrderByComparator;
26 import com.liferay.portal.model.Resource;
27
28 /**
29 * <a href="ResourceComparator.java.html"><b><i>View Source</i></b></a>
30 *
31 * @author Alexander Chow
32 *
33 */
34 public class ResourceComparator extends OrderByComparator {
35
36 public static String ORDER_BY_DESC = "resourceId DESC";
37
38 public int compare(Object obj1, Object obj2) {
39 Resource resource1 = (Resource)obj1;
40 Resource resource2 = (Resource)obj2;
41
42 long resourceId1 = resource1.getResourceId();
43 long resourceId2 = resource2.getResourceId();
44
45 if (resourceId1 > resourceId2) {
46 return -1;
47 }
48 else if (resourceId1 < resourceId2) {
49 return 1;
50 }
51 else {
52 return 0;
53 }
54 }
55
56 public String getOrderBy() {
57 return ORDER_BY_DESC;
58 }
59
60 }