Java tutorial
//package com.java2s; import org.w3c.dom.Element; public class Main { public static String getAttribute(Element element, String attr) { String value = element.getAttribute(attr).trim(); return value.equals("") ? null : value; } public static String getAttribute(Element element, String attr, String defValue) { String value = element.getAttribute(attr).trim(); return value.equals("") ? defValue : value; } }