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 **/
019
020package lucee.runtime.functions.xml;
021
022import lucee.runtime.PageContext;
023import lucee.runtime.ext.function.Function;
024import lucee.runtime.text.xml.XMLNodeList;
025import lucee.runtime.text.xml.XMLUtil;
026
027import org.w3c.dom.Node;
028
029/**
030 * Implements the CFML Function xmlchildpos
031 */
032public final class XmlChildPos implements Function {
033        public static double call(PageContext pc , Node node, String name, double index) {
034                XMLNodeList xmlNodeList = new XMLNodeList(node,false,Node.ELEMENT_NODE);
035                int len=xmlNodeList.getLength();
036                // if(index<1)throw new FunctionException(pc,"XmlChildPos","second","index","attribute must be 1 or greater");
037                int count=1;
038                for(int i=0;i<len;i++) {
039                        Node n=xmlNodeList.item(i);
040                        if(XMLUtil.nameEqual(n,name,XMLUtil.isCaseSensitve(n)) && count++==index) return i+1;
041                }
042                return -1;
043        }
044}