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.Permission;
24  
25  /**
26   * <a href="PermissionComparator.java.html"><b><i>View Source</i></b></a>
27   *
28   * @author Alexander Chow
29   *
30   */
31  public class PermissionComparator extends OrderByComparator {
32  
33      public static String ORDER_BY_DESC = "permissionId DESC";
34  
35      public static String[] ORDER_BY_FIELDS = {"permissionId"};
36  
37      public int compare(Object obj1, Object obj2) {
38          Permission perm1 = (Permission)obj1;
39          Permission perm2 = (Permission)obj2;
40  
41          long permissionId1 = perm1.getPermissionId();
42          long permissionId2 = perm2.getPermissionId();
43  
44          if (permissionId1 > permissionId2) {
45              return -1;
46          }
47          else if (permissionId1 < permissionId2) {
48              return 1;
49          }
50          else {
51              return 0;
52          }
53      }
54  
55      public String getOrderBy() {
56          return ORDER_BY_DESC;
57      }
58  
59      public String[] getOrderByFields() {
60          return ORDER_BY_FIELDS;
61      }
62  
63      public boolean isAscending() {
64          return false;
65      }
66  
67  }