/*
* This file or a portion of this file is licensed under the terms of
* the Globus Toolkit Public License, found in file ../GTPL, or at
* http://www.globus.org/toolkit/download/license.html. This notice must
* appear in redistributions of this file, with or without modification.
*
* Redistributions of this Software, with or without modification, must
* reproduce the GTPL in: (1) the Software, or (2) the Documentation or
* some other similar material which is provided with the Software (if
* any).
*
* Copyright 1999-2004 University of Chicago and The University of
* Southern California. All rights reserved.
*/
package org.griphyn.vdl.classes;
import org.griphyn.vdl.classes.*;
import java.util.*;
import java.io.Serializable;
/**
* <code>Leaf</code> is an abstract base class for leaf nodes in the
* instance tree. FIXME: The content value is actually handled in the
* child classes, and needs to be unified into this class.
*
* @author Jens-S. Vöckler
* @author Yong Zhao
* @version $Revision$
*
* @see Text
* @see Use
* @see LFN
*/
public abstract class Leaf extends VDL implements Cloneable, Serializable
{
/**
* Creates and returns a copy of this object.
* @return a new instance.
*/
public abstract Object clone();
/**
* This is the name for a value element.
* @deprecated Originally we thought to employ this value, but it is
* currently unused.
*/
transient private String m_value;
/**
* Accessor method. Obtains the current state of the thus named attribute.
*
* @return the current state of the m_name attribute.
* @see #setValue(String)
* @deprecated the attribute is currently unused.
*/
public String getValue()
{
return this.m_value;
}
/**
* Accessor method. Sets the attribute of same name to a new value.
*
* @param value is the new value to overwrite the current state with.
* @see #getValue()
* @deprecated the name attribute is currently unused.
*/
public void setValue( String value )
{
this.m_value = value;
}
}