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.kernel.portlet;
16  
17  import com.liferay.portal.kernel.util.ParamUtil;
18  
19  import java.io.IOException;
20  
21  import javax.portlet.ActionRequest;
22  import javax.portlet.ActionResponse;
23  import javax.portlet.EventRequest;
24  import javax.portlet.EventResponse;
25  import javax.portlet.PortletException;
26  import javax.portlet.PortletRequest;
27  import javax.portlet.PortletResponse;
28  import javax.portlet.RenderRequest;
29  import javax.portlet.RenderResponse;
30  import javax.portlet.ResourceRequest;
31  import javax.portlet.ResourceResponse;
32  import javax.portlet.filter.FilterChain;
33  
34  /**
35   * <a href="PortletFilterUtil.java.html"><b><i>View Source</i></b></a>
36   *
37   * @author Michael Young
38   */
39  public class PortletFilterUtil {
40  
41      public static void doFilter(
42              PortletRequest portletRequest, PortletResponse portletResponse,
43              String lifecycle, FilterChain filterChain)
44          throws IOException, PortletException {
45  
46          if (lifecycle.equals(PortletRequest.ACTION_PHASE)) {
47              ActionRequest actionRequest = (ActionRequest)portletRequest;
48              ActionResponse actionResponse = (ActionResponse)portletResponse;
49  
50              filterChain.doFilter(actionRequest, actionResponse);
51  
52              if (ParamUtil.getBoolean(actionRequest, "wsrp")) {
53                  actionResponse.setRenderParameter("wsrp", "1");
54              }
55          }
56          else if (lifecycle.equals(PortletRequest.EVENT_PHASE)) {
57              EventRequest eventRequest = (EventRequest)portletRequest;
58              EventResponse eventResponse = (EventResponse)portletResponse;
59  
60              filterChain.doFilter(eventRequest, eventResponse);
61          }
62          else if (lifecycle.equals(PortletRequest.RENDER_PHASE)) {
63              RenderRequest renderRequest = (RenderRequest)portletRequest;
64              RenderResponse renderResponse = (RenderResponse)portletResponse;
65  
66              filterChain.doFilter(renderRequest, renderResponse);
67          }
68          else if (lifecycle.equals(PortletRequest.RESOURCE_PHASE)) {
69              ResourceRequest resourceRequest = (ResourceRequest)portletRequest;
70              ResourceResponse resourceResponse =
71                  (ResourceResponse)portletResponse;
72  
73              filterChain.doFilter(resourceRequest, resourceResponse);
74          }
75      }
76  
77  }