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The Waikato Environment for Knowledge Analysis (WEKA), a machine learning workbench. This is the stable version. Apart from bugfixes, this version does not receive any other updates.

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/*
 *    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.
 */

/*
 *    InstanceEvent.java
 *    Copyright (C) 1999 University of Waikato, Hamilton, New Zealand
 *
 */

package weka.gui.streams;

import java.util.EventObject;

/** 
 * An event encapsulating an instance stream event.
 *
 * @author Len Trigg ([email protected])
 * @version $Revision: 1.7 $
 */
public class InstanceEvent
  extends EventObject {

  /** for serialization */
  private static final long serialVersionUID = 3207259868110667379L;
  
  /** Specifies that the instance format is available */
  public static final int FORMAT_AVAILABLE   = 1;

  /** Specifies that an instance is available */
  public static final int INSTANCE_AVAILABLE = 2;

  /** Specifies that the batch of instances is finished */
  public static final int BATCH_FINISHED     = 3;

  private int m_ID;

  /**
   * Constructs an InstanceEvent with the specified source object and event 
   * type
   *
   * @param source the object generating the InstanceEvent
   * @param ID the type of the InstanceEvent
   */
  public InstanceEvent(Object source, int ID) {

    super(source);
    m_ID = ID;
  }

  /**
   * Get the event type
   *
   * @return the event type
   */
  public int getID() {

    return m_ID;
  }
}