/*
* Copyright 2005-2006 the original author or authors.
*
* 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.strecks.action.navigable;
import java.lang.reflect.Method;
import org.apache.struts.action.ActionMapping;
import org.strecks.action.NavigableDispatchAction;
import org.strecks.context.ActionContext;
import org.strecks.controller.annotation.ActionInterface;
import org.strecks.dispatch.internal.DispatchControllerHelper;
import org.strecks.navigate.annotation.ReadNavigation;
import org.strecks.util.ReflectHelper;
import org.strecks.view.ViewAdapter;
/**
* Read-only action controller which mimics the behaviour of <code>DispatchAction</code>
* @see org.apache.struts.actions.DispatchAction
* @author Phil Zoio
*/
@ActionInterface(name = NavigableDispatchAction.class)
@ReadNavigation
public class NavigableDispatchController extends NavigableController
{
private DispatchControllerHelper helper;
public NavigableDispatchController()
{
super();
helper = new DispatchControllerHelper();
}
@Override
protected ViewAdapter executeAction(Object actionBean, ActionContext context)
{
NavigableDispatchAction action = (NavigableDispatchAction) actionBean;
ActionMapping mapping = context.getMapping();
String parameterName = mapping.getParameter();
helper.checkParameterName(mapping, parameterName);
String methodName = getMethodName(context, parameterName);
if (methodName == null)
{
action.unspecified();
}
else
{
Method method = helper.getMethod(action, methodName);
ReflectHelper.invokeMethod(action, method, String.class);
}
return findActionForward(actionBean, context);
}
public String getMethodName(ActionContext context, String parameterName)
{
String methodName = context.getRequest().getParameter(parameterName);
return methodName;
}
}