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This article mainly introduces "what is the use of Vertx as a mqtt client". In daily operation, I believe that many people have doubts about the use of Vertx as a mqtt client. The editor consulted all kinds of materials and sorted out a simple and easy-to-use method of operation. I hope it will be helpful to answer the question of "what is the use of Vertx as a mqtt client?" Next, please follow the editor to study!

Introduction of vertx-mqtt

Io.vertx vertx-mqtt 3.8.2int count = 1000 vertx vertx = Vertx.vertx (); MqttClient client = MqttClient.create (vertx, new MqttClientOptions (). SetMaxInflightQueue (count)); client.connect (1883, "192.168.1.24", s-> {if (s.succeeded () {for (int I = 0; I)

< count; i++) { client.publish("temperature", Buffer.buffer("hello" + i), MqttQoS.AT_LEAST_ONCE, false, false); } } }).pingResponseHandler(s ->

{log.info ("We have just received PINGRESP packet");}); for (int I = 0; I

< count; i++) { TimeUnit.MILLISECONDS.sleep(500); try { client.publish("temperature", Buffer.buffer(i + "hello" + i), MqttQoS.AT_LEAST_ONCE, false, false); } catch (Exception e) { log.error("error"); client.connect(1883, "192.168.1.24", s ->

{if (s.succeeded ()) {for (int j =-count; j < 0; jacks +) {client.publish ("temperature", Buffer.buffer ("hello" + j), MqttQoS.AT_LEAST_ONCE, false, false) At this point, the study on "what is the use of Vertx as a mqtt client" is over. I hope to be able to solve your doubts. The collocation of theory and practice can better help you learn, go and try it! If you want to continue to learn more related knowledge, please continue to follow the website, the editor will continue to work hard to bring you more practical articles!

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