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.Role;
27  
28  /**
29   * <a href="RoleDescriptionComparator.java.html"><b><i>View Source</i></b></a>
30   *
31   * @author Brian Wing Shun Chan
32   *
33   */
34  public class RoleDescriptionComparator extends OrderByComparator {
35  
36      public static String ORDER_BY_ASC =
37          "Role_.description ASC, Role_.name ASC";
38  
39      public static String ORDER_BY_DESC =
40          "Role_.description DESC, Role_.name DESC";
41  
42      public RoleDescriptionComparator() {
43          this(false);
44      }
45  
46      public RoleDescriptionComparator(boolean asc) {
47          _asc = asc;
48      }
49  
50      public int compare(Object obj1, Object obj2) {
51          Role role1 = (Role)obj1;
52          Role role2 = (Role)obj2;
53  
54          int value = role1.getDescription().compareTo(
55              role2.getDescription());
56  
57          if (value == 0) {
58              value = role1.getName().compareTo(role2.getName());
59          }
60  
61          if (_asc) {
62              return value;
63          }
64          else {
65              return -value;
66          }
67      }
68  
69      public String getOrderBy() {
70          if (_asc) {
71              return ORDER_BY_ASC;
72          }
73          else {
74              return ORDER_BY_DESC;
75          }
76      }
77  
78      private boolean _asc;
79  
80  }