Returns the text of the specified direct child of the specified XML element. - Android XML

Android examples for XML:XML Child Element

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Description

Returns the text of the specified direct child of the specified XML element.

Demo Code


//package com.java2s;

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

public class Main {
    /**//  w ww .j av  a  2  s .com
     * Returns the text of the specified direct child of the specified element.
     */
    public static String directChildText(Element parent, String childName) {
        final Element child = directChild(parent, childName);
        if (child == null) {
            return null;
        }
        return child.getTextContent();
    }

    /**
     * Returns the direct child node of the specified element having specified name.
     */
    public static Element directChild(Element parent, String childName) {
        final NodeList nodeList = parent.getChildNodes();
        for (int i = 0; i < nodeList.getLength(); i++) {
            final Node node = nodeList.item(i);
            if (node instanceof Element) {
                final Element element = (Element) node;
                if (element.getTagName().equals(childName)) {
                    return element;
                }
            }
        }
        return null;
    }
}

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