Here you can find the source of isTextOnly(final Element element)
public static boolean isTextOnly(final Element element)
//package com.java2s; /*//from w w w . j a v a2 s. c o m * JBoss, Home of Professional Open Source * Copyright 2005, JBoss Inc., and individual contributors as indicated * by the @authors tag. See the copyright.txt in the distribution for a * full listing of individual contributors. * * This is free software; you can redistribute it and/or modify it * under the terms of the GNU Lesser General Public License as * published by the Free Software Foundation; either version 2.1 of * the License, or (at your option) any later version. * * This software 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 * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this software; if not, write to the Free * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA * 02110-1301 USA, or see the FSF site: http://www.fsf.org. */ import org.w3c.dom.Element; import org.w3c.dom.NodeList; public class Main { public static boolean isTextOnly(final Element element) { boolean isTextOnly = true; final NodeList nodeList = element.getChildNodes(); for (int i = 0; i < nodeList.getLength() && isTextOnly; i++) { if (Element.class.isAssignableFrom(nodeList.item(i).getClass())) { isTextOnly = false; } } return isTextOnly; } }