/*
* $Id: AbstractRequestNoCache.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;
import org.apache.struts.chain.contexts.ActionContext;
import org.apache.struts.config.ModuleConfig;
/**
* <p>Check to see if the controller is configured to prevent caching, and if
* so, request no cache flags to be set.</p>
*
* @version $Rev: 471754 $ $Date: 2005-06-04 10:58:46 -0400 (Sat, 04 Jun 2005)
* $
*/
public abstract class AbstractRequestNoCache extends ActionCommandBase {
// ---------------------------------------------------------- Public Methods
/**
* <p>Check to see if the controller is configured to prevent caching, and
* if so, request no cache flags to be set.</p>
*
* @param actionCtx The <code>Context</code> for the current request
* @return <code>false</code> so that processing continues
* @throws Exception if thrown by the Action class
*/
public boolean execute(ActionContext actionCtx)
throws Exception {
// Retrieve the ModuleConfig instance
ModuleConfig moduleConfig = actionCtx.getModuleConfig();
// If the module is configured for no caching, request no caching
if (moduleConfig.getControllerConfig().getNocache()) {
requestNoCache(actionCtx);
}
return (false);
}
// ------------------------------------------------------- Protected Methods
/**
* <p>Request no cache flags are set.</p>
*
* @param context The <code>Context</code> for this request
*/
protected abstract void requestNoCache(ActionContext context);
}