/*
* $Id: RequestNoCache.java 471754 2006-11-06 14:55:09Z husted $
*
* 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.struts.chain.commands.servlet;
import org.apache.struts.chain.commands.AbstractRequestNoCache;
import org.apache.struts.chain.contexts.ActionContext;
import org.apache.struts.chain.contexts.ServletActionContext;
import javax.servlet.http.HttpServletResponse;
/**
* <p>Check to see if the controller is configured to prevent caching, and if
* so, set the no cache HTTP response headers.</p>
*
* @version $Rev: 471754 $ $Date: 2005-05-07 12:11:38 -0400 (Sat, 07 May 2005)
* $
*/
public class RequestNoCache extends AbstractRequestNoCache {
// ------------------------------------------------------- Protected Methods
protected void requestNoCache(ActionContext context) {
ServletActionContext sacontext = (ServletActionContext) context;
HttpServletResponse response = sacontext.getResponse();
response.setHeader("Pragma", "No-cache");
response.setHeader("Cache-Control", "no-cache,no-store,max-age=0");
response.setDateHeader("Expires", 1);
}
}