Java tutorial
//package com.java2s; import java.io.File; import javax.xml.transform.OutputKeys; import javax.xml.transform.Result; import javax.xml.transform.Source; import javax.xml.transform.Transformer; import javax.xml.transform.TransformerConfigurationException; 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 writeXmlToFile(Document doc, String filename) { File file = new File(filename); Result result = new StreamResult(file); writeXmlToStream(doc, result); } public static String writeXmlToStream(Document doc, Result streamResult) { String result = ""; try { // Prepare the DOM document for writing Source source = new DOMSource(doc); // Write the DOM document to the file TransformerFactory tFactory = TransformerFactory.newInstance(); Transformer xformer = tFactory.newTransformer(); xformer.setOutputProperty(OutputKeys.INDENT, "yes"); xformer.setOutputProperty("{http://xml.apache.org/xslt}indent-amount", "2"); xformer.transform(source, streamResult); } catch (TransformerConfigurationException e) { } catch (TransformerException e) { } return result; } }