Here you can find the source of addChild(Node parent, Node child)
public static void addChild(Node parent, Node child)
//package com.java2s; /**//from w ww . j a v a 2 s. c o m * Copyright (c) 2014-2016 by Wen Yu. * All rights reserved. This program and the accompanying materials * are made available under the terms of the Eclipse Public License v1.0 * which accompanies this distribution, and is available at * http://www.eclipse.org/legal/epl-v10.html * * Any modifications to this file must keep this entire header intact. * * Change History - most recent changes go on top of previous changes * * StringUtils.java * * Who Date Description * ==== ========= ===================================================== * WY 29Apr2015 Renamed findAttribute() to getAttribute() * WY 09Apr2015 Added null check to findAttribute() * WY 03Mar2015 Added serializeToString() and serializeToByteArray() * WY 27Feb2015 Added findAttribute() and removeAttribute() * WY 23Jan2015 Initial creation - moved XML related methods to here */ import org.w3c.dom.Node; public class Main { public static void addChild(Node parent, Node child) { parent.appendChild(child); } }