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.util.bridges.struts;
21  
22  import com.liferay.portal.kernel.servlet.ServletContextProvider;
23  
24  import javax.portlet.GenericPortlet;
25  import javax.portlet.PortletContext;
26  import javax.portlet.PortletRequest;
27  import javax.portlet.PortletResponse;
28  
29  import javax.servlet.ServletContext;
30  import javax.servlet.http.HttpServletRequest;
31  import javax.servlet.http.HttpServletResponse;
32  
33  /**
34   * <a href="LiferayServletContextProviderWrapper.java.html"><b><i>View Source
35   * </i></b></a>
36   *
37   * @author Michael Young
38   *
39   */
40  public class LiferayServletContextProviderWrapper
41      implements org.apache.portals.bridges.common.ServletContextProvider {
42  
43      public ServletContext getServletContext(GenericPortlet portlet) {
44          ServletContextProvider provider = _getProvider(portlet);
45  
46          return provider.getServletContext(portlet);
47      }
48  
49      public HttpServletRequest getHttpServletRequest(
50          GenericPortlet portlet, PortletRequest portletRequest) {
51  
52          ServletContextProvider provider = _getProvider(portlet);
53  
54          return provider.getHttpServletRequest(portlet, portletRequest);
55      }
56  
57      public HttpServletResponse getHttpServletResponse(
58          GenericPortlet portlet, PortletResponse portletResponse) {
59  
60          ServletContextProvider provider = _getProvider(portlet);
61  
62          return provider.getHttpServletResponse(portlet, portletResponse);
63      }
64  
65      private ServletContextProvider _getProvider(GenericPortlet portlet) {
66          PortletContext portletContext = portlet.getPortletContext();
67  
68          if (_provider == null) {
69              _provider = (ServletContextProvider)portletContext.getAttribute(
70                  ServletContextProvider.STRUTS_BRIDGES_CONTEXT_PROVIDER);
71          }
72  
73          return _provider;
74      }
75  
76      private ServletContextProvider _provider;
77  
78  }