Java XML Element Children getSubelementText(Element element, String subelementName)

Description

Get the text value of the element's subelement

License

Open Source License

Parameter

Parameter	Description
element	a parameter
subelementName	a parameter

Declaration

public static String getSubelementText(Element element,
        String subelementName) 

Method Source Code

//package com.java2s;
/**// w w  w.  ja va2  s  .c  o  m
 * Genji Scrum Tool and Issue Tracker
 * Copyright (C) 2015 Steinbeis GmbH & Co. KG Task Management Solutions

 * <a href="http://www.trackplus.com">Genji Scrum Tool</a>
 *
 * This program 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
 * (at your option) any later version.
 *
 * This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
 */

import org.w3c.dom.Element;
import org.w3c.dom.NodeList;

public class Main {
    /**
     * Get the text value of the element's subelement
     * @param element
     * @param subelementName
     * @return
     */
    public static String getSubelementText(Element element,
            String subelementName) {
        if (element != null) {
            NodeList subelementList = element
                    .getElementsByTagName(subelementName);
            if (subelementList != null && subelementList.getLength() > 0) {
                for (int i = 0; i < subelementList.getLength(); i++) {
                    Element subElement = (Element) subelementList.item(0);
                    if (subElement != null
                            && subElement.getParentNode() == element) {
                        //only if it is direct child not any descendant
                        return subElement.getNodeValue();
                    }
                }
            }
        }
        return null;
    }
}

Related

1. getSubelementDouble(final Element element, final String name, final double default_value)
2. getSubelementString(final Element element, final String name)
3. getSubelementString(final Element element, final String name)
4. getSubelementString(final Element element, final String name, final String default_value)
5. getSubelementStrings(final Element element, final String name)
6. getSubNodeText(Element modsroot, String nodename, String subnodename)
7. getSubNodeValue(Element element, String name)