code: public void log(String message, Throwable t) {
  	getServletContext().log(getServletName() + ": " + message, t);
      }
docs: Writes an explanatory message and a stack trace
  for a given <code>Throwable</code> exception
  to the servlet log file, prepended by the servlet's name.
  See {@link ServletContext#log(String, Throwable)}.
  
  
  @param message 		a <code>String</code> that describes
  the error or exception
  
  @param t			the <code>java.lang.Throwable</code> error
  or exception