001 /* 002 * Licensed to the Apache Software Foundation (ASF) under one 003 * or more contributor license agreements. See the NOTICE file 004 * distributed with this work for additional information 005 * regarding copyright ownership. The ASF licenses this file 006 * to you under the Apache License, Version 2.0 (the 007 * "License"); you may not use this file except in compliance 008 * with the License. You may obtain a copy of the License at 009 * 010 * http://www.apache.org/licenses/LICENSE-2.0 011 * 012 * Unless required by applicable law or agreed to in writing, 013 * software distributed under the License is distributed on an 014 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 015 * KIND, either express or implied. See the License for the 016 * specific language governing permissions and limitations 017 * under the License. 018 */ 019 020 package org.apache.myfaces.tobago.renderkit; 021 022 import org.apache.commons.logging.Log; 023 import org.apache.commons.logging.LogFactory; 024 import org.apache.myfaces.tobago.context.ResourceManager; 025 import org.apache.myfaces.tobago.context.ResourceManagerFactory; 026 import org.apache.myfaces.tobago.webapp.TobagoResponseWriterImpl; 027 028 import javax.faces.FactoryFinder; 029 import javax.faces.context.FacesContext; 030 import javax.faces.context.ResponseStream; 031 import javax.faces.context.ResponseWriter; 032 import javax.faces.render.RenderKit; 033 import javax.faces.render.RenderKitFactory; 034 import javax.faces.render.Renderer; 035 import javax.faces.render.ResponseStateManager; 036 import java.io.OutputStream; 037 import java.io.Writer; 038 039 public class TobagoRenderKit extends RenderKit { 040 041 private static final Log LOG = LogFactory.getLog(TobagoRenderKit.class); 042 043 public static final String RENDER_KIT_ID = "tobago"; 044 045 private ResourceManager resources; 046 047 private ResponseStateManager responseStateManager; 048 049 public TobagoRenderKit() { 050 responseStateManager = new TobagoResponseStateManager(); 051 } 052 053 // FIXME: use family 054 @Override 055 public Renderer getRenderer(String family, String rendererType) { 056 if (LOG.isDebugEnabled()) { 057 LOG.debug("family = '" + family + "'"); 058 } 059 Renderer renderer = null; 060 FacesContext facesContext = FacesContext.getCurrentInstance(); 061 if (!"facelets".equals(family)) { 062 if (rendererType != null) { 063 if (resources == null) { 064 resources = ResourceManagerFactory.getResourceManager(facesContext); 065 } 066 renderer = resources.getRenderer(facesContext.getViewRoot(), rendererType); 067 } 068 } 069 070 if (renderer == null) { 071 RenderKitFactory rkFactory = (RenderKitFactory) 072 FactoryFinder.getFactory(FactoryFinder.RENDER_KIT_FACTORY); 073 RenderKit renderKit = rkFactory.getRenderKit(facesContext, RenderKitFactory.HTML_BASIC_RENDER_KIT); 074 renderer = renderKit.getRenderer(family, rendererType); 075 if (renderer != null) { 076 renderer = new RendererBaseWrapper(renderer); 077 } 078 } 079 080 if (renderer == null) { 081 LOG.error("The class which was found by the ResourceManager cannot be " 082 + "found or instantiated: classname='" + rendererType + "'"); 083 } 084 085 return renderer; 086 } 087 088 @Override 089 public ResponseWriter createResponseWriter( 090 Writer writer, String contentTypeList, String characterEncoding) { 091 String contentType; 092 if (contentTypeList == null) { 093 contentType = "text/html"; 094 } else if (contentTypeList.indexOf("text/html") > -1) { 095 contentType = "text/html"; 096 LOG.warn("patching content type from " + contentTypeList + " to " + contentType + "'"); 097 } else if (contentTypeList.indexOf("text/fo") > -1) { 098 contentType = "text/fo"; 099 LOG.warn("patching content type from " + contentTypeList + " to " + contentType + "'"); 100 } else { 101 contentType = "text/html"; 102 LOG.warn("Content-Type '" + contentTypeList + "' not supported!" 103 + " Using text/html", new Exception()); 104 } 105 106 return new TobagoResponseWriterImpl(writer, contentType, characterEncoding); 107 } 108 109 // ///////////////////////////////////////////// TODO 110 111 @Override 112 public void addRenderer(String family, String rendererType, Renderer renderer) { 113 // synchronized(renderers) { 114 // renderers.put(family + SEP + rendererType, renderer); 115 // } 116 if (LOG.isDebugEnabled()) { 117 LOG.debug("addRenderer family='" + family 118 + "' rendererType='" + rendererType + "'"); 119 } 120 LOG.error( 121 "This method isn't implemented yet, and should not be called: " 122 + new Exception().getStackTrace()[0].getMethodName()); //FIXME jsf1.0 123 } 124 125 @Override 126 public ResponseStateManager getResponseStateManager() { 127 return responseStateManager; 128 } 129 130 @Override 131 public ResponseStream createResponseStream(OutputStream outputstream) { 132 LOG.error( 133 "This method isn't implemented yet, and should not be called: " 134 + new Exception().getStackTrace()[0].getMethodName()); //FIXME jsfbeta 135 return null; 136 } 137 }