Here you can find the source of getStringAttributeValue(final Element element, final String attributeName)
public static String getStringAttributeValue(final Element element, final String attributeName)
//package com.java2s; import org.w3c.dom.Element; public class Main { /**// w ww . j ava 2 s . co m * @see #getDoubleAttributeValue(Element, String) */ public static String getStringAttributeValue(final Element element, final String attributeName) { if (null == element) { return null; } final String str = element.getAttribute(attributeName); return str; } }