Here you can find the source of getFirstChildElement(Element parent, String nsUri, String localPart)
public static Element getFirstChildElement(Element parent, String nsUri, String localPart)
//package com.java2s; /*//from w w w .ja v a 2 s.com * Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. Oracle designates this * particular file as subject to the "Classpath" exception as provided * by Oracle in the LICENSE file that accompanied this code. * * This code 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 * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ import org.w3c.dom.Element; import org.w3c.dom.Node; import org.w3c.dom.NodeList; public class Main { /** Gets the fist child of the given name, or null. */ public static Element getFirstChildElement(Element parent, String nsUri, String localPart) { NodeList children = parent.getChildNodes(); for (int i = 0; i < children.getLength(); i++) { Node item = children.item(i); if (!(item instanceof Element)) continue; if (nsUri.equals(item.getNamespaceURI()) && localPart.equals(item.getLocalName())) return (Element) item; } return null; } }