subscribeWithSubscription method
Initiates a topic subscription request to the connected broker with a strongly typed data processor callback. The subscription to subscribe to. Returns the subscription or null on failure
Implementation
MqttSubscription? subscribeWithSubscription(MqttSubscription subscription) {
if (connectionStatus!.state != MqttConnectionState.connected) {
throw MqttConnectionException(connectionHandler?.connectionStatus?.state);
}
return subscriptionsManager!.subscribeSubscription(subscription);
}