/**
 * Exceptions that are thrown when someone tries to access or modify
 * an invalid message.
 *
 * @author Samuel A. Rebelsky
 * @version 1.0 of October 1999
 */
public class MessageException
  extends Exception
{
  /** "Sorry, can't give you that message." */
  public MessageException() {
    super();
  } // MessageException()
  
  /** "I can't give you the message because ...." */
  public MessageException(String reason) {
    super(reason);
  } // MessageException(String)
  
} // class MessageException