1   /**
2    * Copyright (c) 2000-2010 Liferay, Inc. All rights reserved.
3    *
4    * This library is free software; you can redistribute it and/or modify it under
5    * the terms of the GNU Lesser General Public License as published by the Free
6    * Software Foundation; either version 2.1 of the License, or (at your option)
7    * any later version.
8    *
9    * This library is distributed in the hope that it will be useful, but WITHOUT
10   * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
11   * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
12   * details.
13   */
14  
15  package com.liferay.portal.util.comparator;
16  
17  import com.liferay.portal.kernel.util.OrderByComparator;
18  import com.liferay.portal.model.Group;
19  
20  /**
21   * <a href="GroupNameComparator.java.html"><b><i>View Source</i></b></a>
22   *
23   * @author Brian Wing Shun Chan
24   */
25  public class GroupNameComparator extends OrderByComparator {
26  
27      public static String ORDER_BY_ASC = "groupName ASC";
28  
29      public static String ORDER_BY_DESC = "groupName DESC";
30  
31      public static String[] ORDER_BY_FIELDS = {"name"};
32  
33      public GroupNameComparator() {
34          this(false);
35      }
36  
37      public GroupNameComparator(boolean asc) {
38          _asc = asc;
39      }
40  
41      public int compare(Object obj1, Object obj2) {
42          Group group1 = (Group)obj1;
43          Group group2 = (Group)obj2;
44  
45          int value = group1.getName().compareTo(group2.getName());
46  
47          if (_asc) {
48              return value;
49          }
50          else {
51              return -value;
52          }
53      }
54  
55      public String getOrderBy() {
56          if (_asc) {
57              return ORDER_BY_ASC;
58          }
59          else {
60              return ORDER_BY_DESC;
61          }
62      }
63  
64      public String[] getOrderByFields() {
65          return ORDER_BY_FIELDS;
66      }
67  
68      public boolean isAscending() {
69          return _asc;
70      }
71  
72      private boolean _asc;
73  
74  }