/*
 *    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.
 */

/*
 * UpdateableClusterer.java
 * Copyright (C) 2006 University of Waikato, Hamilton, New Zealand
 */

package weka.clusterers;

import weka.core.Instance;

/**
 * Interface to incremental cluster models that can learn using one instance 
 * at a time.
 * 
 * @author  FracPete (fracpete at waikato dot ac dot nz)
 * @version $Revision: 5987 $
 */
public interface UpdateableClusterer {

  /**
   * Adds an instance to the clusterer.
   *
   * @param newInstance the instance to be added
   * @throws Exception 	if something goes wrong
   */
  public void updateClusterer(Instance newInstance) throws Exception;

  /**
   * Singals the end of the updating.
   */
  public void updateFinished();
}
