Here you can find the source of removeAttributes(Element elem)
public static void removeAttributes(Element elem)
//package com.java2s; /*// w ww . jav a 2s.c o m * JBoss, Home of Professional Open Source * Copyright 2005, JBoss Inc., and individual contributors as indicated * by the @authors tag. * * This is free software; you can redistribute it and/or modify it * under the terms of the JBPM BPEL PUBLIC LICENSE AGREEMENT as * published by JBoss Inc.; either version 1.0 of the License, or * (at your option) any later version. * * This software is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. */ import org.w3c.dom.Attr; import org.w3c.dom.Element; import org.w3c.dom.NamedNodeMap; public class Main { public static void removeAttributes(Element elem) { if (elem.hasAttributes()) { NamedNodeMap attributeMap = elem.getAttributes(); // since node maps are live, hold attributes in a separate collection int n = attributeMap.getLength(); Attr[] attributes = new Attr[n]; for (int i = 0; i < n; i++) attributes[i] = (Attr) attributeMap.item(i); // now remove each attribute from the element for (int i = 0; i < n; i++) elem.removeAttributeNode(attributes[i]); } } }