Here you can find the source of getFirstElementByTagName(Node node, String tagName)
public static Element getFirstElementByTagName(Node node, String tagName)
//package com.java2s; //License from project: Open Source License import org.w3c.dom.Element; import org.w3c.dom.Node; public class Main { public static Element getFirstElementByTagName(Node node, String tagName) { for (int i = 0; i < node.getChildNodes().getLength(); i++) { Node n = node.getChildNodes().item(i); if (n.getNodeType() == Node.ELEMENT_NODE && n.getNodeName().equals(tagName)) { return (Element) n; }//from w ww. j a v a2s . c o m } return null; } }