Java tutorial
//package com.java2s; /** * Copyright 2015, Emory University * * Licensed 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 org.w3c.dom.Document; import org.w3c.dom.Element; import org.w3c.dom.NodeList; public class Main { static public boolean getBooleanTextContentFromFirstElementByTagName(Element element, String tagName) { return getBooleanTextContent(getFirstElementByTagName(element, tagName)); } static public boolean getBooleanTextContent(Element element) { String s = getTrimmedTextContent(element); return s == null || s.isEmpty() ? false : Boolean.parseBoolean(s); } static public Element getFirstElementByTagName(Document document, String name) { return getFirstElement(document.getElementsByTagName(name)); } static public Element getFirstElementByTagName(Element element, String name) { return getFirstElement(element.getElementsByTagName(name)); } static public String getTrimmedTextContent(Element element) { return (element != null) ? element.getTextContent().trim() : null; } static private Element getFirstElement(NodeList list) { return list.getLength() > 0 ? (Element) list.item(0) : null; } }