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1   /**
2    * Redistribution and use of this software and associated documentation ("Software"), with or
3    * without modification, are permitted provided that the following conditions are met:
4    *
5    * 1. Redistributions of source code must retain copyright statements and notices. Redistributions
6    * must also contain a copy of this document.
7    *
8    * 2. Redistributions in binary form must reproduce the above copyright notice, this list of
9    * conditions and the following disclaimer in the documentation and/or other materials provided with
10   * the distribution.
11   *
12   * 3. The name "Exolab" must not be used to endorse or promote products derived from this Software
13   * without prior written permission of Intalio, Inc. For written permission, please contact
14   * info@exolab.org.
15   *
16   * 4. Products derived from this Software may not be called "Exolab" nor may "Exolab" appear in
17   * their names without prior written permission of Intalio, Inc. Exolab is a registered trademark of
18   * Intalio, Inc.
19   *
20   * 5. Due credit should be given to the Exolab Project (http://www.exolab.org/).
21   *
22   * THIS SOFTWARE IS PROVIDED BY INTALIO, INC. AND CONTRIBUTORS ``AS IS'' AND ANY EXPRESSED OR
23   * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
24   * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL INTALIO, INC. OR ITS
25   * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26   * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
27   * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
28   * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY
29   * WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30   *
31   * Copyright 1999-2003 (C) Intalio, Inc. All Rights Reserved.
32   *
33   * $Id$
34   */
35  
36  package org.exolab.castor.mapping;
37  
38  import org.exolab.castor.mapping.loader.FieldHandlerFriend;
39  
40  /**
41   * An extended version of the FieldHandler interface which is used for adding additional
42   * functionality while preserving backward compatibility.
43   * 
44   * @author <a href="kvisco@intalio.com">Keith Visco</a>
45   * @version $Revision$ $Date: 2005-08-03 15:11:51 -0600 (Wed, 03 Aug 2005) $
46   * @see FieldDescriptor
47   * @see FieldHandler
48   */
49  public abstract class ExtendedFieldHandler<T> extends FieldHandlerFriend<T> {
50  
51    /**
52     * @deprecated No longer supported
53     */
54    public void checkValidity(Object object) throws ValidityException, IllegalStateException {
55      // -- do nothing...deprecated method
56    }
57  
58    /**
59     * Creates a new instance of the object described by this field.
60     * 
61     * @param parent The object for which the field is created
62     * @param args the set of constructor arguments
63     * @return A new instance of the field's value
64     * @throws IllegalStateException This field is a simple type and cannot be instantiated
65     */
66    public abstract Object newInstance(Object parent, Object[] args) throws IllegalStateException;
67  
68  }