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.security.permission.comparator;
21  
22  import com.liferay.portal.model.Permission;
23  
24  import java.io.Serializable;
25  
26  import java.util.Comparator;
27  
28  /**
29   * <a href="PermissionActionIdComparator.java.html"><b><i>View Source</i></b>
30   * </a>
31   *
32   * @author Brian Wing Shun Chan
33   *
34   */
35  public class PermissionActionIdComparator
36      implements Comparator<Object>, Serializable {
37  
38      public int compare(Object obj1, Object obj2) {
39          String actionId1 = null;
40  
41          if (obj1 instanceof String) {
42              actionId1 = (String)obj1;
43          }
44          else {
45              Permission permission1 = (Permission)obj1;
46  
47              actionId1 = permission1.getActionId();
48          }
49  
50          String actionId2 = null;
51  
52          if (obj2 instanceof String) {
53              actionId2 = (String)obj2;
54          }
55          else {
56              Permission permission2 = (Permission)obj2;
57  
58              actionId2 = permission2.getActionId();
59          }
60  
61          return actionId1.compareTo(actionId2);
62      }
63  
64  }