Here you can find the source of getPrevSibling(Element e)
public static Element getPrevSibling(Element e)
//package com.java2s; import org.w3c.dom.Element; import org.w3c.dom.Node; public class Main { public static Element getPrevSibling(Element e) { Node n = e.getPreviousSibling(); while (n != null && n.getNodeType() != Node.ELEMENT_NODE) n = n.getPreviousSibling();// w ww .j av a 2 s . c o m return (Element) n; } }