Here you can find the source of getChildElements(Element parent)
public static Element[] getChildElements(Element parent)
//package com.java2s; /*/*from w w w . ja va2s . co m*/ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. * * Copyright (c) 1997-2012 Oracle and/or its affiliates. All rights reserved. * * The contents of this file are subject to the terms of either the GNU * General Public License Version 2 only ("GPL") or the Common Development * and Distribution License("CDDL") (collectively, the "License"). You * may not use this file except in compliance with the License. You can * obtain a copy of the License at * https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html * or packager/legal/LICENSE.txt. See the License for the specific * language governing permissions and limitations under the License. * * When distributing the software, include this License Header Notice in each * file and include the License file at packager/legal/LICENSE.txt. * * GPL Classpath Exception: * Oracle designates this particular file as subject to the "Classpath" * exception as provided by Oracle in the GPL Version 2 section of the License * file that accompanied this code. * * Modifications: * If applicable, add the following below the License Header, with the fields * enclosed by brackets [] replaced by your own identifying information: * "Portions Copyright [year] [name of copyright owner]" * * Contributor(s): * If you wish your version of this file to be governed by only the CDDL or * only the GPL Version 2, indicate your decision by adding "[Contributor] * elects to include this software in this distribution under the [CDDL or GPL * Version 2] license." If you don't indicate a single choice of license, a * recipient has the option to distribute your version of this file under * either the CDDL, the GPL Version 2 or to extend the choice of license to * its licensees as provided above. However, if you add GPL Version 2 code * and therefore, elected the GPL Version 2 license, then the option applies * only if the new code is made subject to such option by the copyright * holder. */ import java.util.ArrayList; import org.w3c.dom.Element; import org.w3c.dom.Node; import org.w3c.dom.NodeList; public class Main { /** Gets the child elements of the given name. */ public static Element[] getChildElements(Element parent, String nsUri, String localPart) { ArrayList a = new ArrayList(); 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())) a.add(item); } return (Element[]) a.toArray(new Element[a.size()]); } /** Gets all the child elements. */ public static Element[] getChildElements(Element parent) { ArrayList a = new ArrayList(); NodeList children = parent.getChildNodes(); for (int i = 0; i < children.getLength(); i++) { Node item = children.item(i); if (!(item instanceof Element)) continue; a.add(item); } return (Element[]) a.toArray(new Element[a.size()]); } }