001/*
002 * Copyright 2001 (C) MetaStuff, Ltd. All Rights Reserved.
003 * 
004 * This software is open source. 
005 * See the bottom of this file for the licence.
006 * 
007 * $Id: BeanAttribute.java,v 1.2 2001/03/02 11:43:17 jstrachan Exp $
008 */
009
010package org.dom4j.bean;
011
012import org.dom4j.Element;
013import org.dom4j.QName;
014import org.dom4j.tree.AbstractAttribute;
015
016/** <p><code>BeanAttribute</code> represents a mutable XML attribute which
017  * is backed by a property of the JavaBean of its parent element.</p>
018  *
019  * @author <a href="mailto:james.strachan@metastuff.com">James Strachan</a>
020  * @version $Revision: 1.2 $
021  */
022public class BeanAttribute extends AbstractAttribute {
023
024    /** The list of Bean attributes */
025    private final BeanAttributeList beanList;
026    
027    /** The index in the Bean attribute list */
028    private final int index;
029
030    
031    public BeanAttribute(BeanAttributeList beanList, int index) {
032        this.beanList = beanList;
033        this.index = index;
034    }
035
036    public QName getQName() {
037        return beanList.getQName(index);
038    }
039
040    public Element getParent() {
041        return beanList.getParent();
042    }
043    
044    public String getValue() {
045        Object data = getData();
046        return ( data != null ) ? data.toString() : null;
047    }
048    
049    public void setValue(String data) {
050        beanList.setData(index, data);
051    }
052    
053    public Object getData() {
054        return beanList.getData(index);
055    }
056    
057    public void setData(Object data) {
058        beanList.setData(index, data);
059    }
060    
061}
062
063
064
065
066/*
067 * Redistribution and use of this software and associated documentation
068 * ("Software"), with or without modification, are permitted provided
069 * that the following conditions are met:
070 *
071 * 1. Redistributions of source code must retain copyright
072 *    statements and notices.  Redistributions must also contain a
073 *    copy of this document.
074 *
075 * 2. Redistributions in binary form must reproduce the
076 *    above copyright notice, this list of conditions and the
077 *    following disclaimer in the documentation and/or other
078 *    materials provided with the distribution.
079 *
080 * 3. The name "DOM4J" must not be used to endorse or promote
081 *    products derived from this Software without prior written
082 *    permission of MetaStuff, Ltd.  For written permission,
083 *    please contact dom4j-info@metastuff.com.
084 *
085 * 4. Products derived from this Software may not be called "DOM4J"
086 *    nor may "DOM4J" appear in their names without prior written
087 *    permission of MetaStuff, Ltd. DOM4J is a registered
088 *    trademark of MetaStuff, Ltd.
089 *
090 * 5. Due credit should be given to the DOM4J Project
091 *    (http://dom4j.org/).
092 *
093 * THIS SOFTWARE IS PROVIDED BY METASTUFF, LTD. AND CONTRIBUTORS
094 * ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT
095 * NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
096 * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL
097 * METASTUFF, LTD. OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
098 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
099 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
100 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
101 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
102 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
103 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
104 * OF THE POSSIBILITY OF SUCH DAMAGE.
105 *
106 * Copyright 2001 (C) MetaStuff, Ltd. All Rights Reserved.
107 *
108 * $Id: BeanAttribute.java,v 1.2 2001/03/02 11:43:17 jstrachan Exp $
109 */