Java XML Element Children getSubNodeValue(Element element, String name)

Description

get Sub Node Value

License

Open Source License

Declaration

public static String getSubNodeValue(Element element, String name) 

Method Source Code

//package com.java2s;
/*******************************************************************************
 * Copyright (c) 2017 Alex Xu and others.
 * 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
 * //from w  ww. j  a va 2s  . co m
 * Contributors:
 *     Alex Xu - initial API and implementation
 *******************************************************************************/

import org.w3c.dom.Element;

import org.w3c.dom.Node;
import org.w3c.dom.NodeList;
import org.w3c.dom.Text;

public class Main {
    public static String getSubNodeValue(Element element, String name) {
        NodeList nodeList = element.getElementsByTagName(name);
        return getNodeValue(nodeList.item(0)).trim();
    }

    /**
     * Get the value of this node. Will return "" instead of null.
     * 
     * @return java.lang.String
     * @param node
     *            org.w3c.dom.Node
     */
    public static String getNodeValue(Node node) {
        NodeList nodeList = node.getChildNodes();

        int length = nodeList.getLength();
        for (int i = 0; i < length; i++) {
            Node n = nodeList.item(i);
            if (n instanceof Text) {
                Text t = (Text) n;
                return t.getNodeValue();
            }
        }
        return ""; //$NON-NLS-1$
    }
}

Related

1. getSubelementString(final Element element, final String name)
2. getSubelementString(final Element element, final String name, final String default_value)
3. getSubelementStrings(final Element element, final String name)
4. getSubelementText(Element element, String subelementName)
5. getSubNodeText(Element modsroot, String nodename, String subnodename)