Java tutorial
//package com.java2s; /* * * Copyright 2008,2009 Newcastle University * * This file is part of Workcraft. * * Workcraft 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. * * Workcraft 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 Workcraft. If not, see <http://www.gnu.org/licenses/>. * */ import java.io.File; import java.io.FileOutputStream; import java.io.IOException; import java.io.OutputStream; import java.io.OutputStreamWriter; import java.nio.charset.Charset; import java.nio.charset.CharsetEncoder; import javax.xml.transform.OutputKeys; 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 javax.xml.transform.stream.StreamSource; import org.w3c.dom.Document; public class Main { public static void saveDocument(Document doc, File file) throws IOException { File parentDir = file.getParentFile(); if ((parentDir != null) && !parentDir.exists()) { parentDir.mkdirs(); } writeDocument(doc, new FileOutputStream(file)); } public static void saveDocument(Document doc, File transform, File file) throws IOException { try { TransformerFactory tFactory = TransformerFactory.newInstance(); tFactory.setAttribute("indent-number", new Integer(2)); Transformer transformer = tFactory.newTransformer(new StreamSource(transform)); transformer.setOutputProperty(OutputKeys.INDENT, "yes"); FileOutputStream fos = new FileOutputStream(file.getPath()); DOMSource source = new DOMSource(doc); CharsetEncoder utf8Encoder = Charset.forName("UTF-8").newEncoder(); StreamResult result = new StreamResult(new OutputStreamWriter(fos, utf8Encoder)); transformer.transform(source, result); fos.close(); } catch (TransformerException e) { throw new IOException(e); } } public static void writeDocument(Document doc, OutputStream os) throws IOException { try { TransformerFactory tFactory = TransformerFactory.newInstance(); Transformer transformer = tFactory.newTransformer(); transformer.setOutputProperty(OutputKeys.INDENT, "yes"); transformer.setOutputProperty("{http://xml.apache.org/xalan}indent-amount", "2"); DOMSource source = new DOMSource(doc); CharsetEncoder utf8Encoder = Charset.forName("UTF-8").newEncoder(); StreamResult result = new StreamResult(new OutputStreamWriter(os, utf8Encoder)); transformer.transform(source, result); } catch (TransformerException e) { System.err.println(e.getMessage()); } } }