001/*
002 *  Copyright 2011 Anyware Services
003 *
004 *  Licensed under the Apache License, Version 2.0 (the "License");
005 *  you may not use this file except in compliance with the License.
006 *  You may obtain a copy of the License at
007 *
008 *      http://www.apache.org/licenses/LICENSE-2.0
009 *
010 *  Unless required by applicable law or agreed to in writing, software
011 *  distributed under the License is distributed on an "AS IS" BASIS,
012 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 *  See the License for the specific language governing permissions and
014 *  limitations under the License.
015 */
016package org.ametys.web.renderingcontext;
017
018import java.util.Collections;
019import java.util.Map;
020
021import org.apache.avalon.framework.parameters.Parameters;
022import org.apache.avalon.framework.service.ServiceException;
023import org.apache.avalon.framework.service.ServiceManager;
024import org.apache.avalon.framework.service.Serviceable;
025import org.apache.avalon.framework.thread.ThreadSafe;
026import org.apache.cocoon.acting.AbstractAction;
027import org.apache.cocoon.acting.Action;
028import org.apache.cocoon.environment.Redirector;
029import org.apache.cocoon.environment.SourceResolver;
030
031/**
032 * {@link Action} for setting the current rendering context.
033 */
034public class SetRenderingContextAction extends AbstractAction implements Serviceable, ThreadSafe
035{
036    private RenderingContextHandler _renderingContextHandler;
037    
038    @Override
039    public void service(ServiceManager manager) throws ServiceException
040    {
041        _renderingContextHandler = (RenderingContextHandler) manager.lookup(RenderingContextHandler.ROLE);
042    }
043    
044    @Override
045    public Map act(Redirector redirector, SourceResolver resolver, Map objectModel, String source, Parameters parameters) throws Exception
046    {
047        String context = parameters.getParameter("context");
048        _renderingContextHandler.setRenderingContext(RenderingContext.valueOf(context.toUpperCase()));
049        return Collections.EMPTY_MAP;
050    }
051}