001    // Copyright 2007, 2008, 2009 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    
015    package org.apache.tapestry5.dom;
016    
017    import java.io.PrintWriter;
018    import java.util.Map;
019    
020    /**
021     * A node that stores parsed character content (CDATA).  For XML documents (as per {@link MarkupModel#isXML()}, this
022     * will be writtens as a CDATA section. For non-XML documents, the content is filtered as it is written out.
023     */
024    public class CData extends Node
025    {
026        private final String content;
027    
028        public CData(Element container, String content)
029        {
030            super(container);
031    
032            this.content = content;
033        }
034    
035        @Override
036        void toMarkup(Document document, PrintWriter writer, Map<String, String> namespaceURIToPrefix)
037        {
038            MarkupModel model = document.getMarkupModel();
039    
040            if (model.isXML())
041            {
042                writer.print("<![CDATA[");
043                writer.print(content);
044                writer.print("]]>");
045                return;
046            }
047    
048            // CDATA not supported, so write it normally, with entities escaped.
049    
050            writer.print(model.encode(content));
051        }
052    }