public static void main(String[] args) {
String topic = "/group/1ffb66a0-304e-11e5-a2cb-0800200c9a66/send_data";
String contentStr = "Message from KC";
int qos = 2;
String broker = "tcp://isplanet.dyndns-office.com:1883";
String clientId = "JavaSample";
MemoryPersistence persistence = new MemoryPersistence();
Content content = new Content();
content.setDevID("80:C1:6E:F3:E7:6B");
content.setDevName("KC");
content.setGroupID("1ffb66a0-304e-11e5-a2cb-0800200c9a66");
content.setSendTimestamp(String.valueOf(System.currentTimeMillis()));
Shot shot = new Shot();
shot.setMessage("Test");
shot.setImageUrl("http://ab.unayung.cc/uploads/photo/file/000/000/030/LN07_005.jpg");
shot.setPosition(new GeoPoint(25.042299, 121.507695));
content.setShot(shot);
contentStr = JsonDataFactory.getJson(content);
// System.exit(0);
try {
MqttClient sampleClient = new MqttClient(broker, clientId, persistence);
MqttConnectOptions connOpts = new MqttConnectOptions();
connOpts.setCleanSession(true);
System.out.println("Connecting to broker: " + broker);
sampleClient.connect(connOpts);
System.out.println("Connected");
System.out.println("Publishing message: " + contentStr);
MqttMessage message = new MqttMessage(contentStr.getBytes());
message.setQos(qos);
sampleClient.publish(topic, message);
System.out.println("Message published");
sampleClient.disconnect();
System.out.println("Disconnected");
System.exit(0);
} catch (MqttException me) {
System.out.println("reason " + me.getReasonCode());
System.out.println("msg " + me.getMessage());
System.out.println("loc " + me.getLocalizedMessage());
System.out.println("cause " + me.getCause());
System.out.println("excep " + me);
me.printStackTrace();
}
}
/**
* The main entry point of the sample.
*
* <p>This method handles parsing the arguments specified on the command-line before performing
* the specified action.
*/
public static void main(String[] args) {
// Default settings:
boolean quietMode = false;
String action = "publish";
String topic = "";
String message = "Message from async waiter Paho MQTTv3 Java client sample";
int qos = 2;
String broker = "m2m.eclipse.org";
int port = 1883;
String clientId = null;
String subTopic = "Sample/#";
String pubTopic = "Sample/Java/v3";
boolean cleanSession = true; // Non durable subscriptions
boolean ssl = false;
String userName = null;
String password = null;
// Parse the arguments -
for (int i = 0; i < args.length; i++) {
// Check this is a valid argument
if (args[i].length() == 2 && args[i].startsWith("-")) {
char arg = args[i].charAt(1);
// Handle arguments that take no-value
switch (arg) {
case 'h':
case '?':
printHelp();
return;
case 'q':
quietMode = true;
continue;
}
// Now handle the arguments that take a value and
// ensure one is specified
if (i == args.length - 1 || args[i + 1].charAt(0) == '-') {
System.out.println("Missing value for argument: " + args[i]);
printHelp();
return;
}
switch (arg) {
case 'a':
action = args[++i];
break;
case 't':
topic = args[++i];
break;
case 'm':
message = args[++i];
break;
case 's':
qos = Integer.parseInt(args[++i]);
break;
case 'b':
broker = args[++i];
break;
case 'p':
port = Integer.parseInt(args[++i]);
break;
case 'i':
clientId = args[++i];
break;
case 'c':
cleanSession = Boolean.valueOf(args[++i]).booleanValue();
break;
case 'k':
System.getProperties().put("javax.net.ssl.keyStore", args[++i]);
break;
case 'w':
System.getProperties().put("javax.net.ssl.keyStorePassword", args[++i]);
break;
case 'r':
System.getProperties().put("javax.net.ssl.trustStore", args[++i]);
break;
case 'v':
ssl = Boolean.valueOf(args[++i]).booleanValue();
break;
case 'u':
userName = args[++i];
break;
case 'z':
password = args[++i];
break;
default:
System.out.println("Unrecognised argument: " + args[i]);
printHelp();
return;
}
} else {
System.out.println("Unrecognised argument: " + args[i]);
printHelp();
return;
}
}
// Validate the provided arguments
if (!action.equals("publish") && !action.equals("subscribe")) {
System.out.println("Invalid action: " + action);
printHelp();
return;
}
if (qos < 0 || qos > 2) {
System.out.println("Invalid QoS: " + qos);
printHelp();
return;
}
if (topic.equals("")) {
// Set the default topic according to the specified action
if (action.equals("publish")) {
topic = pubTopic;
} else {
topic = subTopic;
}
}
String protocol = "tcp://";
if (ssl) {
protocol = "ssl://";
}
String url = protocol + broker + ":" + port;
if (clientId == null || clientId.equals("")) {
clientId = "SampleJavaV3_" + action;
}
// With a valid set of arguments, the real work of
// driving the client API can begin
try {
// Create an instance of this class
SampleAsyncWait sampleClient =
new SampleAsyncWait(url, clientId, cleanSession, quietMode, userName, password);
// Perform the specified action
if (action.equals("publish")) {
sampleClient.publish(topic, qos, message.getBytes());
} else if (action.equals("subscribe")) {
sampleClient.subscribe(topic, qos);
}
} catch (MqttException me) {
// Display full details of any exception that occurs
System.out.println("reason " + me.getReasonCode());
System.out.println("msg " + me.getMessage());
System.out.println("loc " + me.getLocalizedMessage());
System.out.println("cause " + me.getCause());
System.out.println("excep " + me);
me.printStackTrace();
}
}
public void publish(String publishClientId, String publishTopic, byte[] payload)
throws DeviceControllerException {
if (mqttEnabled) {
MqttClient client;
MqttConnectOptions options;
if (publishClientId.length() > 24) {
String errorString =
"No of characters '"
+ publishClientId.length()
+ "' for ClientID: '"
+ publishClientId
+ "' is invalid (should be less than 24, hence please provide a "
+ "simple "
+ "'owner' tag)";
log.error(errorString);
throw new DeviceControllerException(errorString);
} else {
log.info(
"No of Characters "
+ publishClientId.length()
+ " for ClientID : '"
+ publishClientId
+ "' is acceptable");
}
try {
client = new MqttClient(mqttEndpoint, publishClientId);
options = new MqttConnectOptions();
options.setWill("device/clienterrors", "crashed".getBytes(UTF_8), 2, true);
client.setCallback(this);
client.connect(options);
client.publish(publishTopic, payload, 0, true);
if (log.isDebugEnabled()) {
log.debug(
"MQTT Client successfully published to topic: "
+ publishTopic
+ ", with payload - "
+ payload);
}
client.disconnect();
} catch (MqttException ex) {
String errorMsg =
"MQTT Client Error"
+ "\n\tReason: "
+ ex.getReasonCode()
+ "\n\tMessage: "
+ ex.getMessage()
+ "\n\tLocalMsg: "
+ ex.getLocalizedMessage()
+ "\n\tCause: "
+ ex.getCause()
+ "\n\tException: "
+ ex;
log.error(errorMsg, ex);
throw new DeviceControllerException(errorMsg, ex);
}
} else {
log.warn("MQTT <Enabled> set to false in 'device-mgt-config.xml'");
}
}