52 lines
1.5 KiB
Groovy
52 lines
1.5 KiB
Groovy
@Grab(group='org.fusesource.mqtt-client', module='mqtt-client', version='1.5')
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import java.net.URISyntaxException
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import org.fusesource.mqtt.client.BlockingConnection
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import org.fusesource.mqtt.client.MQTT
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import org.fusesource.mqtt.client.Message
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import org.fusesource.mqtt.client.QoS
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import org.fusesource.mqtt.client.Topic
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import java.util.concurrent.CountDownLatch
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import java.util.concurrent.TimeUnit
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String host = args[0]
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MQTT mqtt = new MQTT()
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//mqtt.setHost("test.mosquitto.org", 1883);
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mqtt.setHost(host, 1883)
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mqtt.setCleanSession(true)
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mqtt.setHost(host, 1883)
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mqtt.setClientId("SubscriberClient")
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BlockingConnection connection = mqtt.blockingConnection()
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connection.connect()
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println "Connected to ${host}"
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Topic[] topics = [new Topic("/topic", QoS.AT_MOST_ONCE), new Topic("/exit", QoS.AT_MOST_ONCE)]
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byte[] qoses = connection.subscribe(topics)
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println "subscribed to /topic qos: ${qoses[0]}"
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println "subscribed to /exit qos: ${qoses[1]}"
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int numReceived = 0
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long startTime = System.currentTimeMillis()
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boolean exit = false
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while(!exit) {
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Message message = connection.receive()
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if (message.topic == "/exit") {
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exit = true
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} else {
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numReceived++
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// if ((numReceived % 10000) == 0) {
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// print '.'
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// }
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}
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message.ack()
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}
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connection.disconnect()
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long stopTime = System.currentTimeMillis()
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long spentTime = stopTime - startTime
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println "/exit received"
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println "subscriber disconnected, received ${numReceived} messages in ${spentTime} ms"
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