*
* @return the Dom4j document containing the XML Schema.
*/
public Document getSchema() {
final Document doc = XMLUtil.getInstance().createDomDocument();
doc
.addComment("\n* ***********************************************************************************\n"
+ "* Copyright (C) 2001-2009 Openbravo S.L. Licensed under the Apache Software\n"
+ "* License version 2.0 You may obtain a copy of the License at\n"
+ "* http://www.apache.org/licenses/LICENSE-2.0 Unless required by applicable law\n"
+ "* or agreed to in writing, software distributed under the License is\n"