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 RoleDescriptionComparator() {
40          this(false);
41      }
42  
43      public RoleDescriptionComparator(boolean asc) {
44          _asc = asc;
45      }
46  
47      public int compare(Object obj1, Object obj2) {
48          Role role1 = (Role)obj1;
49          Role role2 = (Role)obj2;
50  
51          int value = role1.getDescription().compareTo(
52              role2.getDescription());
53  
54          if (value == 0) {
55              value = role1.getName().compareTo(role2.getName());
56          }
57  
58          if (_asc) {
59              return value;
60          }
61          else {
62              return -value;
63          }
64      }
65  
66      public String getOrderBy() {
67          if (_asc) {
68              return ORDER_BY_ASC;
69          }
70          else {
71              return ORDER_BY_DESC;
72          }
73      }
74  
75      private boolean _asc;
76  
77  }