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   */
25  public class PortletPreferencesListener
26      extends BaseModelListener<PortletPreferences> {
27  
28      public void onAfterRemove(PortletPreferences portletPreferences) {
29          clearCache(portletPreferences);
30      }
31  
32      public void onAfterUpdate(PortletPreferences portletPreferences) {
33          clearCache(portletPreferences);
34      }
35  
36      protected void clearCache(PortletPreferences portletPreferences) {
37          try {
38              Layout layout = LayoutLocalServiceUtil.getLayout(
39                  portletPreferences.getPlid());
40  
41              if (!layout.isPrivateLayout()) {
42                  CacheUtil.clearCache(layout.getCompanyId());
43              }
44          }
45          catch (Exception e) {
46              CacheUtil.clearCache();
47          }
48      }
49  
50  }