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.
   */
  
  /*
   *    SysErrLog.java
   *    Copyright (C) 1999 University of Waikato, Hamilton, New Zealand
   *
   */
  
  
  package weka.gui;
  
  import java.text.SimpleDateFormat;
  import java.util.Date;
  
  /** 
   * This Logger just sends messages to System.err.
   *
   * @author Len Trigg (trigg@cs.waikato.ac.nz)
   * @version $Revision: 1.4 $
   */
  public class SysErrLog implements Logger {
  
    /**
     * Gets a string containing current date and time.
     *
     * @return a string containing the date and time.
     */
    protected static String getTimestamp() {
  
      return (new SimpleDateFormat("yyyy.MM.dd hh:mm:ss")).format(new Date());
    }
  
    /**
     * Sends the supplied message to the log area. The current timestamp will
     * be prepended.
     *
     * @param message a value of type 'String'
     */
    public void logMessage(String message) {
      
      System.err.println("LOG " + SysErrLog.getTimestamp() + ": "
  		       + message);
    }
  
    /**
     * Sends the supplied message to the status line.
     *
     * @param message the status message
     */
    public void statusMessage(String message) {
  
      System.err.println("STATUS: " + message);
    }
  }
  