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.security.permission;
24  
25  import com.liferay.portal.kernel.util.InstancePool;
26  import com.liferay.portal.util.PropsKeys;
27  import com.liferay.portal.util.PropsUtil;
28  
29  /**
30   * <a href="PermissionsListFilterFactory.java.html"><b><i>View Source</i></b>
31   * </a>
32   *
33   * @author Brian Wing Shun Chan
34   *
35   */
36  public class PermissionsListFilterFactory {
37  
38      public static PermissionsListFilter getInstance() {
39          if (_permissionsListFilter == null) {
40              _permissionsListFilter = (PermissionsListFilter)InstancePool.get(
41                  PropsUtil.get(PropsKeys.PERMISSIONS_LIST_FILTER));
42          }
43  
44          return _permissionsListFilter;
45      }
46  
47      private static PermissionsListFilter _permissionsListFilter;
48  
49  }