Here you can find the source of toString(Node node, boolean formatted)
public static String toString(Node node, boolean formatted) throws ClassCastException, ClassNotFoundException, InstantiationException, IllegalAccessException
//package com.java2s; /**/* w w w . j av a2 s .co m*/ * Copyright (c) 2007-2008. MB Software Vancouver, Canada. All Rights Reserved. * This software is published under the GPL GNU General Public License. * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version 2 * of the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * * This software was written for * MB Software, margaritabowl.com * Vancouver, B.C., Canada */ import java.io.ByteArrayOutputStream; import java.io.OutputStream; import org.w3c.dom.Node; import org.w3c.dom.bootstrap.DOMImplementationRegistry; import org.w3c.dom.ls.DOMImplementationLS; import org.w3c.dom.ls.LSOutput; import org.w3c.dom.ls.LSSerializer; public class Main { public static String toString(Node node, boolean formatted) throws ClassCastException, ClassNotFoundException, InstantiationException, IllegalAccessException { ByteArrayOutputStream baos = new ByteArrayOutputStream(); writeNode(node, baos, formatted); return (baos.toString()); } public static void writeNode(Node node, OutputStream os, boolean formatted) throws ClassCastException, ClassNotFoundException, InstantiationException, IllegalAccessException { DOMImplementationRegistry domImplementationRegistry = DOMImplementationRegistry.newInstance(); DOMImplementationLS domImplementationLS = (DOMImplementationLS) domImplementationRegistry .getDOMImplementation("LS"); LSOutput lsOutput = domImplementationLS.createLSOutput(); lsOutput.setEncoding("UTF-8"); lsOutput.setByteStream(os); LSSerializer lsSerializer = domImplementationLS.createLSSerializer(); if (formatted) setLsSeriliserToFormatted(lsSerializer); lsSerializer.write(node, lsOutput); } public static void setLsSeriliserToFormatted(LSSerializer lsSerializer) { lsSerializer.getDomConfig().setParameter("format-pretty-print", true); } }