Java tutorial
//package com.java2s; /* * Copyright (c) 2014 Faust Edition development team. * * This file is part of the Faust Edition. * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU Affero General Public License as published by * the Free Software Foundation, either version 3 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 Affero General Public License for more details. * * You should have received a copy of the GNU Affero General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ import org.w3c.dom.*; import javax.xml.XMLConstants; public class Main { public static boolean isSpacePreserved(Node node) { if (node == null) { return false; } if (node.getNodeType() == Node.ELEMENT_NODE) { final String spaceAttr = ((Element) node).getAttributeNS(XMLConstants.XML_NS_URI, "space"); if (spaceAttr != null) { return ("preserve".equals(spaceAttr)); } } return isSpacePreserved(node.getParentNode()); } }