import org.w3c.dom.Document;
import org.w3c.dom.Element;
import org.w3c.dom.NodeList;
/*******************************************************************************
* Copyright (C) 2007 Google Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not
* use this file except in compliance with the License. You may obtain a copy of
* the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations under
* the License.
******************************************************************************/
/**
* Various XML utilities.
*
* @author simonjsmith, ksim
* @version 1.1 - ksim - March 6th, 2007 - Added functions regarding streaming
* @version 1.2 - ksim - March 10th, 2007 - Added functions regarding DOM
* manipulation
*/
public class Utils {
public static Element findElementElseCreateAndSet(Document document,
Element parent, String child, String value) {
Element ret = null;
NodeList nl = parent.getElementsByTagName(child);
if (nl.getLength() == 0) {
parent.appendChild(document.createElement(child));
ret = (Element) parent.getElementsByTagName(child).item(0);
ret.appendChild(document.createTextNode(value));
}
return ret;
}
}