/*
* Copyright 2003,2004 The Apache Software Foundation.
*
* Licensed 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.struts.chain.servlet;
import javax.servlet.http.HttpServletResponse;
import org.apache.commons.chain.Context;
import org.apache.commons.chain.web.servlet.ServletWebContext;
import org.apache.struts.chain.AbstractRequestNoCache;
/**
* <p>Check to see if the controller is configured to prevent caching,
* and if so, set the no cache HTTP response headers.</p>
*
* @version $Revision: 1.5 $ $Date: 2004/06/24 01:26:41 $
*/
public class RequestNoCache extends AbstractRequestNoCache {
// ------------------------------------------------------- Protected Methods
protected void requestNoCache(Context context) {
ServletWebContext swcontext = (ServletWebContext) context;
HttpServletResponse response = swcontext.getResponse();
response.setHeader("Pragma", "No-cache");
response.setHeader("Cache-Control", "no-cache,no-store,max-age=0");
response.setDateHeader("Expires", 1);
}
}