Here you can find the source of getAttribute(Node n, String attr)
public static String getAttribute(Node n, String attr)
//package com.java2s; /*//from w w w . ja va 2s.co m ******************************************************************** ** ISFS: NCAR Integrated Surface Flux System software ** ** 2016, Copyright University Corporation for Atmospheric Research ** ** This program is free software; you can redistribute it and/or modify ** it under the terms of the GNU General Public License as published by ** the Free Software Foundation; either version 2 of the License, or ** (at your option) any later version. ** ** This program 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. See the ** GNU General Public License for more details. ** ** The LICENSE.txt file accompanying this software contains ** a copy of the GNU General Public License. If it is not found, ** write to the Free Software Foundation, Inc., ** 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. ** ******************************************************************** */ import org.w3c.dom.Node; public class Main { public static String getAttribute(Node n, String attr) { Node nn = n.getAttributes().getNamedItem(attr); if (nn == null) return null; return nn.getNodeValue(); } }