@Override
public void onTransportCommand(Object command) {
MQTTFrame response = (MQTTFrame) command;
mqtt.tracer.onReceive(response);
try {
switch (response.messageType()) {
case CONNACK.TYPE:
CONNACK connack = new CONNACK().decode(response);
switch (connack.code()) {
case CONNECTION_ACCEPTED:
mqtt.tracer.debug("MQTT login accepted");