private void sendManageRequest() throws MqttException {
if (dmClient.manage(0)) {
System.out.println("Device connected as Managed device now!");
} else {
System.err.println("Managed request failed!");
}
}
/**
* This method publishes a sample device event for every 5 seconds for 1000 times.
*
* <p>This sample shows that one can publish events while carrying out the device management
* operations.
*/
private void publishDeviceEvents() {
Random random = new Random();
// Lets publish an event for every 5 seconds for 1000 times
for (int i = 0; i < 1000; i++) {
// Generate a JSON object of the event to be published
JsonObject event = new JsonObject();
event.addProperty("name", "foo");
event.addProperty("cpu", random.nextInt(100));
event.addProperty("mem", random.nextInt(100));
System.out.println("Publishing device event:: " + event);
// Registered flow allows 0, 1 and 2 QoS
dmClient.publishEvent("status", event);
try {
Thread.sleep(5000 * 2);
} catch (InterruptedException ie) {
}
}
}
private void disConnect() throws Exception {
dmClient.disconnect();
}
/** This method connects the device to the IoT Foundation as normal device */
private void connect() throws Exception {
dmClient.connect();
}