Here you can find the source of propertiesToXmlByteArray(Properties p)
public static byte[] propertiesToXmlByteArray(Properties p) throws IOException
//package com.java2s; /**// ww w . ja v a2 s . c o m * * Copyright (c) 2005-2012. Centre for Research on Inner City Health, St. Michael's Hospital, Toronto. 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 * Centre for Research on Inner City Health, St. Michael's Hospital, * Toronto, Ontario, Canada */ import java.io.ByteArrayOutputStream; import java.io.IOException; import java.util.Properties; public class Main { public static byte[] propertiesToXmlByteArray(Properties p) throws IOException { ByteArrayOutputStream os = new ByteArrayOutputStream(); p.storeToXML(os, null); return (os.toByteArray()); } }