public void handleClientMessage(ClientMessage clientMessage, Connection connection) {
   try {
     eventExecutor.execute(new ClientEventProcessor(clientMessage, (ClientConnection) connection));
   } catch (RejectedExecutionException e) {
     logger.log(Level.WARNING, " event clientMessage could not be handled ", e);
   }
 }
 public void shutdown() {
   eventExecutor.shutdown();
 }