001// Copyright 2008 The 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
015package org.apache.tapestry5.internal.services;
016
017import java.io.IOException;
018
019import org.apache.tapestry5.ContentType;
020import org.apache.tapestry5.internal.structure.Page;
021import org.apache.tapestry5.runtime.Component;
022import org.apache.tapestry5.services.ResponseRenderer;
023
024public class ResponseRendererImpl implements ResponseRenderer
025{
026    private final RequestPageCache pageCache;
027
028    private final PageContentTypeAnalyzer pageContentAnalyzer;
029
030    private final PageResponseRenderer renderer;
031
032    public ResponseRendererImpl(RequestPageCache pageCache, PageContentTypeAnalyzer pageContentAnalyzer,
033            PageResponseRenderer renderer)
034    {
035        this.pageCache = pageCache;
036        this.pageContentAnalyzer = pageContentAnalyzer;
037        this.renderer = renderer;
038    }
039
040    public ContentType findContentType(Object component)
041    {
042        Component c = (Component) component;
043
044        String pageName = c.getComponentResources().getPageName();
045
046        Page page = pageCache.get(pageName);
047
048        return pageContentAnalyzer.findContentType(page);
049    }
050
051    public void renderPageMarkupResponse(String pageName) throws IOException
052    {
053        Page page = pageCache.get(pageName);
054
055        renderer.renderPageResponse(page);
056    }
057}