ServerMinaMessageGateway gateway = new ServerMinaMessageGateway();
gateway.setPort(1234);
gateway.setHeartbeat(1000);
gateway.setAutoShutdown(true);
gateway.addServiceListener(new MinaServiceAdapter() {
@Override
public void sessionDestroyed(IoSession session) throws Exception {
System.out.println("Session destroyed, exiting...");
System.exit(0);