Here you can find the source of setAttributeValue(Node node, String attName, String attValue)
public static void setAttributeValue(Node node, String attName, String attValue)
//package com.java2s; //License from project: Open Source License import org.w3c.dom.Node; public class Main { public static void setAttributeValue(Node node, String attName, String attValue) { Node attr = node.getAttributes().getNamedItem(attName); attr.setNodeValue(attValue);/*from w w w . jav a2s .c o m*/ } }