/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.
*/
import java.io.OutputStream;
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 org.w3c.dom.Element;
import org.w3c.dom.Node;
/**
* Few simple utils to read DOM. This is originally from the Jakarta Commons
* Modeler.
*
* @author Costin Manolache
*/
public class Utils {
/**
* Return the first element child with the specified qualified name.
*
* @param parent
* @param ns
* @param lp
* @return
*/
public static Element getFirstChildWithName(Element parent, String ns, String lp) {
for (Node n = parent.getFirstChild(); n != null; n = n.getNextSibling()) {
if (n instanceof Element) {
Element e = (Element)n;
String ens = (e.getNamespaceURI() == null) ? "" : e.getNamespaceURI();
if (ns.equals(ens) && lp.equals(e.getLocalName())) {
return e;
}
}
}
return null;
}
}