subscribe method

void subscribe(
  1. String topic, {
  2. MqttQos? qosLevel,
})

订阅主题

Implementation

void subscribe(String topic, {MqttQos? qosLevel}) {
  if (connected) {
    // LogService.instance.reportMQTT('触发 MQTT 客户端订阅 <$topic> Topic');
    mqttClient?.subscribe(topic, qosLevel ?? qos);
  }
}