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1 | !7 |
2 | |
3 | lib 1400324 // Eclipse Paho (MQTT) |
4 | |
5 | import org.eclipse.paho.client.mqttv3.*; |
6 | |
7 | cmodule MQTTSubscriberSpike > DynPrintLog {
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8 | switchable S topic = "iot_data"; |
9 | transient MqttClient client; |
10 | |
11 | start-thread {
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12 | client = new MqttClient("tcp://localhost:1883", MqttClient.generateClientId());
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13 | client.setCallback(new MyCallback); |
14 | client.connect(); |
15 | client.subscribe(topic); |
16 | print("Connected & subscribed to " + topic);
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17 | } |
18 | |
19 | void cleanMeUp_mqtt ctex {
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20 | if (client != null) {
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21 | client.disconnect(); |
22 | client.close(); |
23 | } |
24 | } |
25 | |
26 | class MyCallback implements MqttCallback {
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27 | public void connectionLost(Throwable throwable) enter {
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28 | print("Connection to MQTT broker lost!");
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29 | } |
30 | |
31 | public void messageArrived(S s, MqttMessage mqttMessage) enter {
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32 | print("Message received: "+ fromUtf8(mqttMessage.getPayload()));
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33 | } |
34 | |
35 | public void deliveryComplete(IMqttDeliveryToken token) enter {
|
36 | print("Delivery complete: " + token);
|
37 | } |
38 | } |
39 | } |
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| Snippet ID: | #1026859 |
| Snippet name: | MQTT Subscriber Spike |
| Eternal ID of this version: | #1026859/8 |
| Text MD5: | 5f010e47ba3611f85d8919d5813fc385 |
| Transpilation MD5: | 14eae3d161fb3b9c325bfdbc72a1eb2a |
| Author: | stefan |
| Category: | javax / mqtt |
| Type: | JavaX source code (Dynamic Module) |
| Public (visible to everyone): | Yes |
| Archived (hidden from active list): | No |
| Created/modified: | 2020-01-29 14:36:43 |
| Source code size: | 1029 bytes / 39 lines |
| Pitched / IR pitched: | No / No |
| Views / Downloads: | 264 / 1359 |
| Version history: | 7 change(s) |
| Referenced in: | [show references] |