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.util.bridges.struts;
24  
25  import com.liferay.portal.kernel.servlet.ServletContextProvider;
26  
27  import javax.portlet.GenericPortlet;
28  import javax.portlet.PortletContext;
29  import javax.portlet.PortletRequest;
30  import javax.portlet.PortletResponse;
31  
32  import javax.servlet.ServletContext;
33  import javax.servlet.http.HttpServletRequest;
34  import javax.servlet.http.HttpServletResponse;
35  
36  /**
37   * <a href="LiferayServletContextProviderWrapper.java.html"><b><i>View Source
38   * </i></b></a>
39   *
40   * @author Michael Young
41   *
42   */
43  public class LiferayServletContextProviderWrapper
44      implements org.apache.portals.bridges.common.ServletContextProvider {
45  
46      public ServletContext getServletContext(GenericPortlet portlet) {
47          ServletContextProvider provider = _getProvider(portlet);
48  
49          return provider.getServletContext(portlet);
50      }
51  
52      public HttpServletRequest getHttpServletRequest(
53          GenericPortlet portlet, PortletRequest portletRequest) {
54  
55          ServletContextProvider provider = _getProvider(portlet);
56  
57          return provider.getHttpServletRequest(portlet, portletRequest);
58      }
59  
60      public HttpServletResponse getHttpServletResponse(
61          GenericPortlet portlet, PortletResponse portletResponse) {
62  
63          ServletContextProvider provider = _getProvider(portlet);
64  
65          return provider.getHttpServletResponse(portlet, portletResponse);
66      }
67  
68      private ServletContextProvider _getProvider(GenericPortlet portlet) {
69          PortletContext portletContext = portlet.getPortletContext();
70  
71          if (_provider == null) {
72              _provider = (ServletContextProvider)portletContext.getAttribute(
73                  ServletContextProvider.STRUTS_BRIDGES_CONTEXT_PROVIDER);
74          }
75  
76          return _provider;
77      }
78  
79      private ServletContextProvider _provider;
80  
81  }