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.model;
21  
22  import com.liferay.portal.service.LayoutLocalServiceUtil;
23  import com.liferay.portal.servlet.filters.cache.CacheUtil;
24  
25  /**
26   * <a href="PortletPreferencesListener.java.html"><b><i>View Source</i></b></a>
27   *
28   * @author Alexander Chow
29   *
30   */
31  public class PortletPreferencesListener
32      extends BaseModelListener<PortletPreferences> {
33  
34      public void onAfterRemove(PortletPreferences portletPreferences) {
35          clearCache(portletPreferences);
36      }
37  
38      public void onAfterUpdate(PortletPreferences portletPreferences) {
39          clearCache(portletPreferences);
40      }
41  
42      protected void clearCache(PortletPreferences portletPreferences) {
43          try {
44              Layout layout = LayoutLocalServiceUtil.getLayout(
45                  portletPreferences.getPlid());
46  
47              if (!layout.isPrivateLayout()) {
48                  CacheUtil.clearCache(layout.getCompanyId());
49              }
50          }
51          catch (Exception e) {
52              CacheUtil.clearCache();
53          }
54      }
55  
56  }