Here you can find the source of buildXml(Node node)
public static String buildXml(Node node) throws TransformerFactoryConfigurationError, TransformerException
//package com.java2s; /******************************************************************************* * Copyright (c) 2005-2011 eBay Inc./*from ww w. j a va 2 s . co m*/ * All rights reserved. This program and the accompanying materials * are made available under the terms of the Eclipse Public License v1.0 * which accompanies this distribution, and is available at * http://www.eclipse.org/legal/epl-v10.html * *******************************************************************************/ import java.io.StringWriter; import java.io.Writer; import javax.xml.transform.Transformer; import javax.xml.transform.TransformerException; import javax.xml.transform.TransformerFactory; import javax.xml.transform.TransformerFactoryConfigurationError; import javax.xml.transform.dom.DOMSource; import javax.xml.transform.stream.StreamResult; import org.w3c.dom.Node; public class Main { public static String buildXml(Node node) throws TransformerFactoryConfigurationError, TransformerException { StringWriter writer = new StringWriter(); buildXml(node, writer); return writer.toString(); } public static void buildXml(Node node, Writer writer) throws TransformerFactoryConfigurationError, TransformerException { Transformer transformer = TransformerFactory.newInstance().newTransformer(); transformer.setOutputProperty(javax.xml.transform.OutputKeys.ENCODING, "utf-8"); transformer.setOutputProperty(javax.xml.transform.OutputKeys.INDENT, "yes"); transformer.setOutputProperty("{http://xml.apache.org/xslt}indent-amount", "2"); transformer.transform(new DOMSource(node), new StreamResult(writer)); } }