content: /*
   *    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.
   */
  
  /*
   *    Logger.java
   *    Copyright (C) 1999 University of Waikato, Hamilton, New Zealand
   *
   */
  
  
  package weka.gui;
  
  /** 
   * Interface for objects that display log (permanent historical) and
   * status (transient) messages.
   *
   * @author Len Trigg (trigg@cs.waikato.ac.nz)
   * @version $Revision: 1.5 $
   */
  public interface Logger {
  
    /**
     * Sends the supplied message to the log area. These message will typically
     * have the current timestamp prepended, and be viewable as a history.
     *
     * @param message the log message
     */
    void logMessage(String message);
    
    /**
     * Sends the supplied message to the status line. These messages are
     * typically one-line status messages to inform the user of progress
     * during processing (i.e. it doesn't matter if the user doesn't happen
     * to look at each message)
     *
     * @param message the status message.
     */
    void statusMessage(String message);
    
  }
  