miningevent.java

一个数据挖掘软件ALPHAMINERR的整个过程的JAVA版源代码

/*
 *    This program is free software; you can redistribute it and/or modify
 *    it under the terms of the GNU General Public License as published by
 *    the Free Software Foundation; either version 2 of the License, or
 *    (at your option) any later version.
 *
 *    This program is distributed in the hope that it will be useful,
 *    but WITHOUT ANY WARRANTY; without even the implied warranty of
 *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *    GNU General Public License for more details.
 *
 *    You should have received a copy of the GNU General Public License
 *    along with this program; if not, write to the Free Software
 *    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 */

 /**
  * Title: XELOPES Data Mining Library
  * Description: The XELOPES library is an open platform-independent and data-source-independent library for Embedded Data Mining.
  * Copyright: Copyright (c) 2002 Prudential Systems Software GmbH
  * Company: ZSoft (www.zsoft.ru), Prudsys (www.prudsys.com)
  * @author Valentine Stepanenko ([e-mail])
  * @version 1.0
  */

package com.prudsys.pdm.Core;

import java.util.EventObject;

/**
 * Mining event for mining listener.
 */
public class MiningEvent extends EventObject
{
    // -----------------------------------------------------------------------
    //  Variables declarations
    // -----------------------------------------------------------------------
    /** Description of the event. */
    private Object description;

    // -----------------------------------------------------------------------
    //  Constructors
    // -----------------------------------------------------------------------
    /**
     * Mining event for given source.
     *
     * @param source source for mining event
     */
    public MiningEvent( Object source )
    {
        super( source );
    }

    /**
     * Mining event for given source and description.
     *
     * @param source source for mining event
     * @param description description of mining event
     */
    public MiningEvent( Object source, Object description )
    {
        super( source );
        this.description = description;
    }

    // -----------------------------------------------------------------------
    //  Getter and setter methods
    // -----------------------------------------------------------------------
    /**
     * Returns description of mining event.
     *
     * @return description of mining event
     */
    public Object getDescription()
    {
        return description;
    }

    /**
     * Sets description of mining event.
     *
     * @param description new description of mining event
     */
    public void setDescription(Object description)
    {
        this.description = description;
    }

    // -----------------------------------------------------------------------
    //  java.lang.Object methods
    // -----------------------------------------------------------------------
    /**
     * Returns string representation of mining event.
     *
     * @return string representation of mining event
     */
    public String toString()
    {
        if( description != null )
        {
            return description.toString();
        }
        else
        {
            return "";
        }
    }
}