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.Layout;
27  
28  /**
29   * <a href="LayoutComparator.java.html"><b><i>View Source</i></b></a>
30   *
31   * @author Brian Wing Shun Chan
32   *
33   */
34  public class LayoutComparator extends OrderByComparator {
35  
36      public static String ORDER_BY_ASC = "groupId ASC, layoutId ASC";
37  
38      public static String ORDER_BY_DESC = "groupId DESC, layoutId DESC";
39  
40      public static String[] ORDER_BY_FIELDS = {"groupId", "layoutId"};
41  
42      public LayoutComparator() {
43          this(false);
44      }
45  
46      public LayoutComparator(boolean asc) {
47          _asc = asc;
48      }
49  
50      public int compare(Object obj1, Object obj2) {
51          Layout layout1 = (Layout)obj1;
52          Layout layout2 = (Layout)obj2;
53  
54          Long groupId1 = new Long(layout1.getGroupId());
55          Long groupId2 = new Long(layout2.getGroupId());
56  
57          int value = groupId1.compareTo(groupId2);
58  
59          if (value != 0) {
60              if (_asc) {
61                  return value;
62              }
63              else {
64                  return -value;
65              }
66          }
67  
68          Long layoutId1 = new Long(layout1.getLayoutId());
69          Long layoutId2 = new Long(layout2.getLayoutId());
70  
71          value = layoutId1.compareTo(layoutId2);
72  
73          if (_asc) {
74              return value;
75          }
76          else {
77              return -value;
78          }
79      }
80  
81      public String getOrderBy() {
82          if (_asc) {
83              return ORDER_BY_ASC;
84          }
85          else {
86              return ORDER_BY_DESC;
87          }
88      }
89  
90      public String[] getOrderByFields() {
91          return ORDER_BY_FIELDS;
92      }
93  
94      public boolean isAscending() {
95          return _asc;
96      }
97  
98      private boolean _asc;
99  
100 }