1   /**
2    * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3    *
4    * The contents of this file are subject to the terms of the Liferay Enterprise
5    * Subscription License ("License"). You may not use this file except in
6    * compliance with the License. You can obtain a copy of the License by
7    * contacting Liferay, Inc. See the License for the specific language governing
8    * permissions and limitations under the License, including but not limited to
9    * distribution rights of the Software.
10   *
11   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
12   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
13   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
14   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
15   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
16   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
17   * SOFTWARE.
18   */
19  
20  package com.liferay.portal.util.comparator;
21  
22  import com.liferay.portal.kernel.util.OrderByComparator;
23  import com.liferay.portal.model.Role;
24  
25  /**
26   * <a href="RoleDescriptionComparator.java.html"><b><i>View Source</i></b></a>
27   *
28   * @author Brian Wing Shun Chan
29   *
30   */
31  public class RoleDescriptionComparator extends OrderByComparator {
32  
33      public static String ORDER_BY_ASC =
34          "Role_.description ASC, Role_.name ASC";
35  
36      public static String ORDER_BY_DESC =
37          "Role_.description DESC, Role_.name DESC";
38  
39      public static String[] ORDER_BY_FIELDS = {"description", "name"};
40  
41      public RoleDescriptionComparator() {
42          this(false);
43      }
44  
45      public RoleDescriptionComparator(boolean asc) {
46          _asc = asc;
47      }
48  
49      public int compare(Object obj1, Object obj2) {
50          Role role1 = (Role)obj1;
51          Role role2 = (Role)obj2;
52  
53          int value = role1.getDescription().compareTo(
54              role2.getDescription());
55  
56          if (value == 0) {
57              value = role1.getName().compareTo(role2.getName());
58          }
59  
60          if (_asc) {
61              return value;
62          }
63          else {
64              return -value;
65          }
66      }
67  
68      public String getOrderBy() {
69          if (_asc) {
70              return ORDER_BY_ASC;
71          }
72          else {
73              return ORDER_BY_DESC;
74          }
75      }
76  
77      public String[] getOrderByFields() {
78          return ORDER_BY_FIELDS;
79      }
80  
81      public boolean isAscending() {
82          return _asc;
83      }
84  
85      private boolean _asc;
86  
87  }