001 /* 002 * $Id: DOMCategory.java,v 1.1 2004/04/27 02:25:29 spullara Exp $version Apr 25, 2004 5:18:30 PM $user Exp $ 003 * 004 * Copyright 2003 (C) Sam Pullara. All Rights Reserved. 005 * 006 * Redistribution and use of this software and associated documentation 007 * ("Software"), with or without modification, are permitted provided that the 008 * following conditions are met: 1. Redistributions of source code must retain 009 * copyright statements and notices. Redistributions must also contain a copy of 010 * this document. 2. Redistributions in binary form must reproduce the above 011 * copyright notice, this list of conditions and the following disclaimer in the 012 * documentation and/or other materials provided with the distribution. 3. The 013 * name "groovy" must not be used to endorse or promote products derived from 014 * this Software without prior written permission of The Codehaus. For written 015 * permission, please contact info@codehaus.org. 4. Products derived from this 016 * Software may not be called "groovy" nor may "groovy" appear in their names 017 * without prior written permission of The Codehaus. "groovy" is a registered 018 * trademark of The Codehaus. 5. Due credit should be given to The Codehaus - 019 * http://groovy.codehaus.org/ 020 * 021 * THIS SOFTWARE IS PROVIDED BY THE CODEHAUS AND CONTRIBUTORS ``AS IS'' AND ANY 022 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 023 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 024 * DISCLAIMED. IN NO EVENT SHALL THE CODEHAUS OR ITS CONTRIBUTORS BE LIABLE FOR 025 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 026 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 027 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 028 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 029 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 030 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 031 * 032 */ 033 package groovy.xml.dom; 034 035 import org.w3c.dom.Element; 036 import org.w3c.dom.NodeList; 037 038 /** 039 * @author sam 040 */ 041 public class DOMCategory { 042 043 public static Object get(Element element, String elementName) { 044 return getAt(element, elementName); 045 } 046 047 public static Object getAt(Element element, int i) { 048 if (element.hasChildNodes()) { 049 NodeList nodeList = element.getChildNodes(); 050 return nodeList.item(i); 051 } 052 return null; 053 } 054 055 public static Object getAt(Element element, String elementName) { 056 if (elementName.startsWith("@")) { 057 String attrName = elementName.substring(1); 058 return element.getAttribute(attrName); 059 } 060 if (element.hasChildNodes()) { 061 NodeList nodeList = element.getChildNodes(); 062 for (int i = 0; i < nodeList.getLength(); i++) { 063 Object node = nodeList.item(i); 064 if (node instanceof Element) { 065 Element child = (Element) node; 066 child.hasChildNodes(); 067 if(child.getTagName().equals(elementName)) { 068 return child; 069 } 070 } 071 } 072 } 073 return null; 074 } 075 076 }