Here you can find the source of saveDocumentToFile(Document doc, String filename)
public static void saveDocumentToFile(Document doc, String filename) throws IOException, TransformerException
//package com.java2s; /*// w ww .j a v a 2s . c om * 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 3 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ import org.w3c.dom.Document; 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 java.io.FileOutputStream; import java.io.IOException; import java.io.OutputStream; public class Main { public static void saveDocumentToFile(Document doc, String filename) throws IOException, TransformerException { OutputStream os = new FileOutputStream(filename); TransformerFactory tf = TransformerFactory.newInstance(); Transformer trans = tf.newTransformer(); trans.transform(new DOMSource(doc), new StreamResult(os)); os.close(); } }