001/**
002 *
003 * Copyright (c) 2014, the Railo Company Ltd. All rights reserved.
004 *
005 * This library is free software; you can redistribute it and/or
006 * modify it under the terms of the GNU Lesser General Public
007 * License as published by the Free Software Foundation; either 
008 * version 2.1 of the License, or (at your option) any later version.
009 * 
010 * This library is distributed in the hope that it will be useful,
011 * but WITHOUT ANY WARRANTY; without even the implied warranty of
012 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
013 * Lesser General Public License for more details.
014 * 
015 * You should have received a copy of the GNU Lesser General Public 
016 * License along with this library.  If not, see <http://www.gnu.org/licenses/>.
017 * 
018 **/
019package lucee.runtime.functions.decision;
020
021import lucee.runtime.PageContext;
022import lucee.runtime.ext.function.Function;
023import lucee.runtime.text.xml.struct.XMLStruct;
024
025import org.w3c.dom.Attr;
026import org.w3c.dom.Node;
027import org.w3c.dom.NodeList;
028
029/**
030 * Check if a value is a XML Attribut (XML Attr Node)
031 */
032public final class IsXmlAttribute implements Function {
033
034        public static boolean call(PageContext pc, Object value) {
035            
036            if(value instanceof Attr)return true;
037            else if(value instanceof NodeList) return ((NodeList)value).item(0).getNodeType()==Node.ATTRIBUTE_NODE;
038            else if(value instanceof XMLStruct) return ((XMLStruct)value).getNodeType()==Node.ATTRIBUTE_NODE;
039            return false;
040        }
041}