vertx / io.vertx.reactivex.mqtt / MqttClient / subscribe

subscribe

open fun subscribe(topic: String, qos: Int): MqttClient

Subscribes to the topic with a specified QoS level

Parameters

topic - topic you subscribe on

qos - QoS level

Return
current MQTT client instance

open fun subscribe(topic: String, qos: Int, subscribeSentHandler: Handler<AsyncResult<Int>>): MqttClient

Subscribes to the topic with a specified QoS level

Parameters

topic - topic you subscribe on

qos - QoS level

subscribeSentHandler - handler called after SUBSCRIBE packet sent with packetid

Return
current MQTT client instance

open fun subscribe(topics: MutableMap<String, Int>): MqttClient

Subscribes to the topics with related QoS levels

Parameters

topics - topics and related QoS levels to subscribe to

Return
current MQTT client instance

open fun subscribe(topics: MutableMap<String, Int>, subscribeSentHandler: Handler<AsyncResult<Int>>): MqttClient

Subscribes to the topic and adds a handler which will be called after the request is sent

Parameters

topics - topics you subscribe on

subscribeSentHandler - handler called after SUBSCRIBE packet sent with packetid

Return
current MQTT client instance