Main.java Source code

Introduction

Here is the source code for Main.java

Source

//package com.java2s;

import org.w3c.dom.Element;

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

public class Main {
    /**
     * Returns the child element with the specified tagName for the specified parent element
     * 
     * @param parent
     * @param tagName
     * @return
     */
    public static Element getChildElementByTagName(Element parent, String tagName) {
        if (parent == null || tagName == null) {
            return null;
        }

        NodeList nodes = parent.getChildNodes();
        Node node;
        int len = nodes.getLength();
        for (int i = 0; i < len; i++) {
            node = nodes.item(i);
            if (node.getNodeType() == Node.ELEMENT_NODE && ((Element) node).getNodeName().equals(tagName)) {
                return (Element) node;
            }
        }

        return null;
    }
}