Gets the string value of the XML tag element name passed - Java XML

Java examples for XML:XML Element Value

  1. HOME
  2. Java
  3. XML
  4. XML Element Value

Description

Gets the string value of the XML tag element name passed

Demo Code

/*// w  w w  . ja  va  2s .  c o m
 * Copyright (c) 2004-2013 Stuart Boston
 * 
 * This file is part of the TVRage API.
 * 
 * TVRage API is free software: you can redistribute it and/or modify it under the terms of the GNU
 * General Public License as published by the Free Software Foundation, either version 3 of the
 * License, or any later version.
 * 
 * TVRage API 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 for more details.
 * 
 * You should have received a copy of the GNU General Public License along with TVRage API. If not,
 * see <http://www.gnu.org/licenses/>.
 */
//package com.java2s;
import org.w3c.dom.Element;
import org.w3c.dom.NodeList;

public class Main {
    /**
     * Gets the string value of the tag element name passed
     *
     * @param element
     * @param tagName
     * @return
     */
    public static String getValueFromElement(Element element, String tagName) {
        NodeList elementNodeList = element.getElementsByTagName(tagName);
        if (elementNodeList == null) {
            return "";
        } else {
            Element tagElement = (Element) elementNodeList.item(0);
            if (tagElement == null) {
                return "";
            }

            NodeList tagNodeList = tagElement.getChildNodes();
            if (tagNodeList == null || tagNodeList.getLength() == 0) {
                return "";
            }
            return tagNodeList.item(0).getNodeValue();
        }
    }
}

Related Tutorials