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RequestDispatcherWrapper.java | 0% | 0% | 0% | 0% |
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/*
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* ====================================================================
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*
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* The Apache Software License, Version 1.1
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*
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* Copyright (c) 2001-2003 The Apache Software Foundation. All rights
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* reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* 3. The end-user documentation included with the redistribution, if
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* any, must include the following acknowlegement:
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* "This product includes software developed by the
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* Apache Software Foundation (http://www.apache.org/)."
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* Alternately, this acknowlegement may appear in the software itself,
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* if and wherever such third-party acknowlegements normally appear.
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*
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* 4. The names "The Jakarta Project", "Cactus" and "Apache Software
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* Foundation" must not be used to endorse or promote products
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* derived from this software without prior written permission. For
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* written permission, please contact apache@apache.org.
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*
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* 5. Products derived from this software may not be called "Apache"
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* nor may "Apache" appear in their names without prior written
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* permission of the Apache Group.
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*
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* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
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* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
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* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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* ====================================================================
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*
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* This software consists of voluntary contributions made by many
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* individuals on behalf of the Apache Software Foundation. For more
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* information on the Apache Software Foundation, please see
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* <http://www.apache.org/>.
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*
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*/
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package org.apache.cactus.server;
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import java.io.IOException;
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import javax.servlet.RequestDispatcher;
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import javax.servlet.ServletException;
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import javax.servlet.ServletRequest;
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import javax.servlet.ServletResponse;
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/**
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* Wrapper around <code>RequestDispatcher</code> which overrides the
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* <code>forward()</code> and <code>include</code> methods to use the original
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* HTTP request object instead of the simulated one used by Cactus.
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*
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* @author <a href="mailto:vmassol@apache.org">Vincent Massol</a>
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*
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* @version $Id: RequestDispatcherWrapper.java,v 1.2 2003/07/14 08:17:25 vmassol Exp $
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*/
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public class RequestDispatcherWrapper implements RequestDispatcher |
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{ |
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/**
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* The original request dispatcher object
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*/
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private RequestDispatcher originalDispatcher;
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/**
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* @param theOriginalDispatcher the original request dispatcher object
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*/
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public RequestDispatcherWrapper(RequestDispatcher theOriginalDispatcher)
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{ |
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this.originalDispatcher = theOriginalDispatcher;
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} |
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/**
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* Call the original <code>RequestDispatcher</code> <code>forward()</code>
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* method but with the original HTTP request (not the simulation one which
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* would make the servlet engine choke !).
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*
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* @param theRequest the simulation HTTP request
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* @param theResponse the original HTTP response
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* @exception IOException {@link RequestDispatcher#forward}
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* @exception ServletException {@link RequestDispatcher#forward}
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*/
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public void forward(ServletRequest theRequest, ServletResponse theResponse) |
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throws IOException, ServletException
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{ |
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// If the request is not our request wrapper, then someone is doing
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// something wrong!
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if (!HttpServletRequestWrapper.class.isAssignableFrom( |
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theRequest.getClass())) |
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{ |
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throw new ServletException("The request object passed to " |
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+ "forward() must be the request object you got from your "
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+ "Cactus test case (i.e. a Cactus request wrapper object). "
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+ "Instead we got [" + theRequest.getClass().getName() + "]"); |
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} |
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HttpServletRequestWrapper request = |
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(HttpServletRequestWrapper) theRequest; |
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this.originalDispatcher.forward(request.getOriginalRequest(),
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theResponse); |
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} |
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/**
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* Call the original <code>RequestDispatcher</code> <code>include()</code>
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* method but with the original HTTP request (not the simulation one which
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* would make the servlet engine choke !).
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*
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* @param theRequest the simulation HTTP request
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* @param theResponse the original HTTP response
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* @exception IOException {@link RequestDispatcher#forward}
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* @exception ServletException {@link RequestDispatcher#forward}
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*/
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public void include(ServletRequest theRequest, ServletResponse theResponse) |
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throws IOException, ServletException
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{ |
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// If the request is not our request wrapper, then someone is doing
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// something wrong!
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if (!HttpServletRequestWrapper.class.isAssignableFrom( |
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theRequest.getClass())) |
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{ |
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throw new ServletException("The request object passed to " |
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+ "include() must be the request object you got from your "
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+ "Cactus test case (i.e. a Cactus request wrapper object). "
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+ "Instead we got [" + theRequest.getClass().getName() + "]"); |
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} |
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HttpServletRequestWrapper request = |
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(HttpServletRequestWrapper) theRequest; |
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this.originalDispatcher.include(request.getOriginalRequest(),
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theResponse); |
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} |
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} |
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