001 /** 002 * Licensed to the Apache Software Foundation (ASF) under one or more 003 * contributor license agreements. See the NOTICE file distributed with 004 * this work for additional information regarding copyright ownership. 005 * The ASF licenses this file to You under the Apache License, Version 2.0 006 * (the "License"); you may not use this file except in compliance with 007 * the License. You may obtain a copy of the License at 008 * 009 * http://www.apache.org/licenses/LICENSE-2.0 010 * 011 * Unless required by applicable law or agreed to in writing, software 012 * distributed under the License is distributed on an "AS IS" BASIS, 013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 014 * See the License for the specific language governing permissions and 015 * limitations under the License. 016 */ 017 package org.apache.camel.converter.jaxp; 018 import org.w3c.dom.Attr; 019 import org.w3c.dom.Document; 020 import org.w3c.dom.Element; 021 import org.w3c.dom.Node; 022 import org.w3c.dom.NodeList; 023 import org.w3c.dom.Text; 024 import org.apache.camel.Converter; 025 026 027 /** 028 * Converts from some DOM types to Java types 029 * 030 * @version $Revision: 41910 $ 031 */ 032 @Converter 033 public final class DomConverter { 034 035 private DomConverter() { 036 // Utility Class 037 } 038 039 @Converter 040 public static String toString(NodeList nodeList) { 041 StringBuffer buffer = new StringBuffer(); 042 append(buffer, nodeList); 043 return buffer.toString(); 044 } 045 046 /* 047 @Converter 048 public static String toString(Node node) { 049 StringBuffer buffer = new StringBuffer(); 050 append(buffer, node); 051 return buffer.toString(); 052 } 053 */ 054 055 protected static void append(StringBuffer buffer, NodeList nodeList) { 056 int size = nodeList.getLength(); 057 for (int i = 0; i < size; i++) { 058 append(buffer, nodeList.item(i)); 059 } 060 } 061 062 protected static void append(StringBuffer buffer, Node node) { 063 if (node instanceof Text) { 064 Text text = (Text) node; 065 buffer.append(text.getTextContent()); 066 } else if (node instanceof Attr) { 067 Attr attribute = (Attr) node; 068 buffer.append(attribute.getTextContent()); 069 070 } else if (node instanceof Element) { 071 Element element = (Element) node; 072 append(buffer, element.getChildNodes()); 073 } else if (node instanceof Document) { 074 Document doc = (Document) node; 075 append(buffer, doc.getChildNodes()); 076 } 077 } 078 }