Java tutorial
//package com.java2s; import java.io.OutputStream; import javax.xml.transform.Transformer; import javax.xml.transform.TransformerException; import javax.xml.transform.TransformerFactory; import javax.xml.transform.dom.DOMSource; import javax.xml.transform.stream.StreamResult; import org.w3c.dom.Document; public class Main { public static void writeXml(Document dom, OutputStream os) throws TransformerException { TransformerFactory transformerFactory = TransformerFactory.newInstance(); Transformer transformer = transformerFactory.newTransformer(); DOMSource source = new DOMSource(dom); StreamResult result = new StreamResult(os); transformer.transform(source, result); } }