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    1   /*
    2    * Copyright 2001-2005 (C) MetaStuff, Ltd. All Rights Reserved.
    3    *
    4    * This software is open source.
    5    * See the bottom of this file for the licence.
    6    */
    7
    8   package org.dom4j.bean;
    9
    10  import org.dom4j.Element;
    11  import org.dom4j.QName;
    12  import org.dom4j.tree.AbstractAttribute;
    13
    14  /***
    15   * <p>
    16   * <code>BeanAttribute</code> represents a mutable XML attribute which is
    17   * backed by a property of the JavaBean of its parent element.
    18   * </p>
    19   *
    20   * @author <a href="mailto:james.strachan@metastuff.com">James Strachan </a>
    21   * @version $Revision: 1.7 $
    22   */
    23  public class BeanAttribute extends AbstractAttribute {
    24      /*** The list of Bean attributes */
    25      private final BeanAttributeList beanList;
    26
    27      /*** The index in the Bean attribute list */
    28      private final int index;
    29
    30      public BeanAttribute(BeanAttributeList beanList, int index) {
    31          this.beanList = beanList;
    32          this.index = index;
    33      }
    34
    35      public QName getQName() {
    36          return beanList.getQName(index);
    37      }
    38
    39      public Element getParent() {
    40          return beanList.getParent();
    41      }
    42
    43      public String getValue() {
    44          Object data = getData();
    45
    46          return (data != null) ? data.toString() : null;
    47      }
    48
    49      public void setValue(String data) {
    50          beanList.setData(index, data);
    51      }
    52
    53      public Object getData() {
    54          return beanList.getData(index);
    55      }
    56
    57      public void setData(Object data) {
    58          beanList.setData(index, data);
    59      }
    60  }
    61
    62  /*
    63   * Redistribution and use of this software and associated documentation
    64   * ("Software"), with or without modification, are permitted provided that the
    65   * following conditions are met:
    66   *
    67   * 1. Redistributions of source code must retain copyright statements and
    68   * notices. Redistributions must also contain a copy of this document.
    69   *
    70   * 2. Redistributions in binary form must reproduce the above copyright notice,
    71   * this list of conditions and the following disclaimer in the documentation
    72   * and/or other materials provided with the distribution.
    73   *
    74   * 3. The name "DOM4J" must not be used to endorse or promote products derived
    75   * from this Software without prior written permission of MetaStuff, Ltd. For
    76   * written permission, please contact dom4j-info@metastuff.com.
    77   *
    78   * 4. Products derived from this Software may not be called "DOM4J" nor may
    79   * "DOM4J" appear in their names without prior written permission of MetaStuff,
    80   * Ltd. DOM4J is a registered trademark of MetaStuff, Ltd.
    81   *
    82   * 5. Due credit should be given to the DOM4J Project - http://www.dom4j.org
    83   *
    84   * THIS SOFTWARE IS PROVIDED BY METASTUFF, LTD. AND CONTRIBUTORS ``AS IS'' AND
    85   * ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
    86   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
    87   * ARE DISCLAIMED. IN NO EVENT SHALL METASTUFF, LTD. OR ITS CONTRIBUTORS BE
    88   * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
    89   * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
    90   * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
    91   * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
    92   * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
    93   * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
    94   * POSSIBILITY OF SUCH DAMAGE.
    95   *
    96   * Copyright 2001-2005 (C) MetaStuff, Ltd. All Rights Reserved.
    97   */