1   /**
2    * Copyright (c) 2000-2010 Liferay, Inc. All rights reserved.
3    *
4    * This library is free software; you can redistribute it and/or modify it under
5    * the terms of the GNU Lesser General Public License as published by the Free
6    * Software Foundation; either version 2.1 of the License, or (at your option)
7    * any later version.
8    *
9    * This library is distributed in the hope that it will be useful, but WITHOUT
10   * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
11   * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
12   * details.
13   */
14  
15  package com.liferay.portal.model;
16  
17  import com.liferay.portal.service.LayoutLocalServiceUtil;
18  import com.liferay.portal.servlet.filters.cache.CacheUtil;
19  
20  /**
21   * <a href="PortletPreferencesListener.java.html"><b><i>View Source</i></b></a>
22   *
23   * @author Alexander Chow
24   * @author Raymond Augé
25   */
26  public class PortletPreferencesListener
27      extends BaseModelListener<PortletPreferences> {
28  
29      public void onAfterRemove(PortletPreferences portletPreferences) {
30          clearCache(portletPreferences);
31      }
32  
33      public void onAfterUpdate(PortletPreferences portletPreferences) {
34          clearCache(portletPreferences);
35      }
36  
37      protected void clearCache(PortletPreferences portletPreferences) {
38          try {
39              Layout layout = LayoutLocalServiceUtil.getLayout(
40                  portletPreferences.getPlid());
41  
42              if (!layout.isPrivateLayout()) {
43                  CacheUtil.clearCache(layout.getCompanyId());
44              }
45          }
46          catch (Exception e) {
47              CacheUtil.clearCache();
48          }
49      }
50  
51  }