/* | |
* $Id: PortletServletRequestDispatcher.java 590812 2007-10-31 20:32:54Z apetrelli $ | |
* | |
* Licensed to the Apache Software Foundation (ASF) under one | |
* or more contributor license agreements. See the NOTICE file | |
* distributed with this work for additional information | |
* regarding copyright ownership. The ASF licenses this file | |
* to you under the Apache License, Version 2.0 (the | |
* "License"); you may not use this file except in compliance | |
* with the License. You may obtain a copy of the License at | |
* | |
* http://www.apache.org/licenses/LICENSE-2.0 | |
* | |
* Unless required by applicable law or agreed to in writing, | |
* software distributed under the License is distributed on an | |
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY | |
* KIND, either express or implied. See the License for the | |
* specific language governing permissions and limitations | |
* under the License. | |
*/ | |
package org.apache.struts2.portlet.servlet; | |
import java.io.IOException; | |
import javax.portlet.PortletException; | |
import javax.portlet.PortletRequest; | |
import javax.portlet.PortletRequestDispatcher; | |
import javax.portlet.PortletResponse; | |
import javax.portlet.RenderRequest; | |
import javax.portlet.RenderResponse; | |
import javax.servlet.RequestDispatcher; | |
import javax.servlet.ServletException; | |
import javax.servlet.ServletRequest; | |
import javax.servlet.ServletResponse; | |
public class PortletServletRequestDispatcher implements RequestDispatcher { | |
private PortletRequestDispatcher portletRequestDispatcher; | |
public PortletServletRequestDispatcher(PortletRequestDispatcher portletRequestDispatcher) { | |
this.portletRequestDispatcher = portletRequestDispatcher; | |
} | |
public void forward(ServletRequest request, ServletResponse response) throws ServletException, IOException { | |
throw new IllegalStateException("Not allowed in a portlet"); | |
} | |
public void include(ServletRequest request, ServletResponse response) throws ServletException, IOException { | |
if(request instanceof PortletServletRequest && response instanceof PortletServletResponse) { | |
PortletRequest req = ((PortletServletRequest)request).getPortletRequest(); | |
PortletResponse resp = ((PortletServletResponse)response).getPortletResponse(); | |
if(req instanceof RenderRequest && resp instanceof RenderResponse) { | |
try { | |
portletRequestDispatcher.include((RenderRequest)req, (RenderResponse)resp); | |
} | |
catch(PortletException e) { | |
throw new ServletException(e); | |
} | |
} | |
else { | |
throw new IllegalStateException("Can only be invoked in the render phase"); | |
} | |
} | |
else { | |
throw new IllegalStateException("Can only be invoked in a portlet"); | |
} | |
} | |
} |