001/*
002  GRANITE DATA SERVICES
003  Copyright (C) 2011 GRANITE DATA SERVICES S.A.S.
004
005  This file is part of Granite Data Services.
006
007  Granite Data Services is free software; you can redistribute it and/or modify
008  it under the terms of the GNU Library General Public License as published by
009  the Free Software Foundation; either version 2 of the License, or (at your
010  option) any later version.
011
012  Granite Data Services is distributed in the hope that it will be useful, but
013  WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
014  FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public License
015  for more details.
016
017  You should have received a copy of the GNU Library General Public License
018  along with this library; if not, see <http://www.gnu.org/licenses/>.
019*/
020
021package org.granite.util;
022
023
024/**
025 * @author Franck WOLFF
026 */
027public class XMLUtilFactory {
028
029        private static XMLUtil xmlUtil = null;
030        private static Class<? extends XMLUtil> xmlUtilClass = null;
031        
032        public static XMLUtil getXMLUtil() {
033                if (xmlUtil == null)
034                        xmlUtil = buildXMLUtil();
035                return xmlUtil;
036        }
037        
038        public static void setXMLUtilClass(Class<? extends XMLUtil> clazz) {
039                xmlUtilClass = clazz;
040        }
041        
042        @SuppressWarnings("unchecked")
043        private static XMLUtil buildXMLUtil() {
044                try {
045                        if (xmlUtilClass == null)
046                                xmlUtilClass = (Class<? extends XMLUtil>)Thread.currentThread().getContextClassLoader().loadClass("org.granite.util.StdXMLUtil");
047                        return xmlUtilClass.newInstance();
048                } 
049                catch (Exception e) {
050                        throw new RuntimeException("Could not build XML util", e);
051                }
052        }
053}