001    // Copyright 2009, 2011 Apache Software Foundation
002    //
003    // Licensed under the Apache License, Version 2.0 (the "License");
004    // you may not use this file except in compliance with the License.
005    // You may obtain a copy of the License at
006    //
007    //     http://www.apache.org/licenses/LICENSE-2.0
008    //
009    // Unless required by applicable law or agreed to in writing, software
010    // distributed under the License is distributed on an "AS IS" BASIS,
011    // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
012    // See the License for the specific language governing permissions and
013    // limitations under the License.
014    
015    package org.apache.tapestry5.internal.services;
016    
017    import org.apache.tapestry5.services.*;
018    
019    import java.io.IOException;
020    
021    /**
022     * Terminator for the {@link org.apache.tapestry5.services.ComponentRequestHandler} pipeline, that feeds out into the
023     * {@link org.apache.tapestry5.services.ComponentEventRequestHandler} and {@link org.apache.tapestry5.services.PageRenderRequestHandler}
024     * pipelines.
025     *
026     * @since 5.1.0.0
027     */
028    public class ComponentRequestHandlerTerminator implements ComponentRequestHandler
029    {
030        private final ComponentEventRequestHandler componentEventRequestHandler;
031    
032        private final PageRenderRequestHandler pageRenderRequestHandler;
033    
034        public ComponentRequestHandlerTerminator(@Traditional ComponentEventRequestHandler componentEventRequestHandler,
035                                                 PageRenderRequestHandler pageRenderRequestHandler)
036        {
037            this.componentEventRequestHandler = componentEventRequestHandler;
038            this.pageRenderRequestHandler = pageRenderRequestHandler;
039        }
040    
041        public void handleComponentEvent(ComponentEventRequestParameters parameters) throws IOException
042        {
043            componentEventRequestHandler.handle(parameters);
044        }
045    
046        public void handlePageRender(PageRenderRequestParameters parameters) throws IOException
047        {
048            pageRenderRequestHandler.handle(parameters);
049        }
050    }