| PermissionComparator.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.Permission;
27
28 /**
29 * <a href="PermissionComparator.java.html"><b><i>View Source</i></b></a>
30 *
31 * @author Alexander Chow
32 *
33 */
34 public class PermissionComparator extends OrderByComparator {
35
36 public static String ORDER_BY_DESC = "permissionId DESC";
37
38 public static String[] ORDER_BY_FIELDS = {"permissionId"};
39
40 public int compare(Object obj1, Object obj2) {
41 Permission perm1 = (Permission)obj1;
42 Permission perm2 = (Permission)obj2;
43
44 long permissionId1 = perm1.getPermissionId();
45 long permissionId2 = perm2.getPermissionId();
46
47 if (permissionId1 > permissionId2) {
48 return -1;
49 }
50 else if (permissionId1 < permissionId2) {
51 return 1;
52 }
53 else {
54 return 0;
55 }
56 }
57
58 public String getOrderBy() {
59 return ORDER_BY_DESC;
60 }
61
62 public String[] getOrderByFields() {
63 return ORDER_BY_FIELDS;
64 }
65
66 public boolean isAscending() {
67 return false;
68 }
69
70 }