code: @Override
  	public Message toMessage(final Throwable throwable) {
  		LOG.error("The system is currently unavailable", throwable);
  		return new Message(Message.ERROR_MESSAGE, InternalMessages.DEFAULT_SYSTEM_ERROR);
  	}
docs: This method converts a java Throwable into a "user friendly" error message.
  
  @param throwable the Throwable to convert
  @return A {@link Message} containing the hard coded description "The system is currently unavailable."