private void doConnect() {
L.info(
"Connecting to MQTT broker "
+ mqttc.getServerURI()
+ " with CLIENTID="
+ mqttc.getClientId()
+ " and TOPIC PREFIX="
+ topicPrefix);
MqttConnectOptions copts = new MqttConnectOptions();
copts.setWill(topicPrefix + "connected", "0".getBytes(), 1, true);
copts.setCleanSession(true);
copts.setUserName("emonpi");
copts.setPassword("emonpimqtt2016".toCharArray());
try {
mqttc.connect(copts);
sendConnectionState();
L.info("Successfully connected to broker, subscribing to " + topicPrefix + "(set|get)/#");
try {
mqttc.subscribe(topicPrefix + "set/#", 1);
mqttc.subscribe(topicPrefix + "get/#", 1);
shouldBeConnected = true;
} catch (MqttException mqe) {
L.log(Level.WARNING, "Error subscribing to topic hierarchy, check your configuration", mqe);
throw mqe;
}
} catch (MqttException mqe) {
L.log(
Level.WARNING,
"Error while connecting to MQTT broker, will retry: " + mqe.getMessage(),
mqe);
queueConnect(); // Attempt reconnect
}
}
public void disconnect() {
if (client != null) {
try {
client.disconnect();
} catch (MqttException e) {
log.warn(e.getMessage());
}
}
}
private boolean registerDevice(long lifetime) {
final String METHOD = "registerDevice";
boolean success = false;
String organization = getOrgId();
if (organization == null || ("quickstart").equals(organization)) {
LoggerUtility.log(
Level.SEVERE,
CLASS_NAME,
METHOD,
"Unable to create ManagedClient instance. "
+ "QuickStart devices do not support device management");
throw new RuntimeException(
"Unable to create ManagedClient instance. "
+ "QuickStart devices do not support device management");
}
try {
success = this.manage(lifetime);
if (success) {
LoggerUtility.log(Level.INFO, CLASS_NAME, METHOD, "Device is connected as managed device");
} else {
LoggerUtility.log(
Level.WARNING, CLASS_NAME, METHOD, "Device is failed to connect as managed device");
}
} catch (MqttException ex) {
LoggerUtility.log(
Level.SEVERE,
CLASS_NAME,
METHOD,
"Connecting the device as managed device "
+ "operation is Failed, Exception: "
+ ex.getMessage());
RuntimeException e =
new RuntimeException(
"Connecting the device as managed device "
+ "operation is Failed, Exception: "
+ ex.getMessage());
e.initCause(ex);
throw e;
}
return success;
}
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();
}
}
public void sendMessage(String message) {
MqttMessage mqttMsg = new MqttMessage(message.getBytes());
mqttMsg.setQos(this.qos);
mqttMsg.setRetained(this.retained);
try {
log.info("Publishing message: " + mqttMsg + " to topic \"" + this.topic + "\"");
client.publish(this.topic, mqttMsg);
} catch (MqttPersistenceException e) {
log.error(e.getMessage());
} catch (MqttException e) {
log.error(e.getMessage());
}
}
@Override
public void run() {
while (!connectionSucceeded) {
try {
Thread.sleep(3000);
startListener();
connectionSucceeded = true;
log.info("MQTT Connection successful");
} catch (InterruptedException e) {
log.error(e.getMessage(), e);
} catch (MqttException e) {
log.error(e.getMessage(), e);
}
}
}
public boolean connect(
String serverURI, String topic, String clientId, int qos, boolean retained) {
this.serverURI = serverURI;
this.topic = topic;
this.clientId = clientId;
this.qos = qos;
this.retained = retained;
try {
client = new MqttClient(this.serverURI, this.clientId);
client.connect();
} catch (MqttException e) {
log.error(e.getMessage());
}
if (client.isConnected()) {
log.info("Connected to Mqtt server " + serverURI);
return true;
}
return false;
}
@Override
public void ping() {
if (!isActive()) {
Log.d(TAG, "Can't ping because connection is not active");
return;
}
MqttMessage message = new MqttMessage(Constants.MQTT_KEEP_ALIVE_MESSAGE);
message.setQos(Constants.MQTT_KEEP_ALIVE_QOS);
try {
mqttClient.publish(String.format(keepAliveTopic, mqttClient.getClientId()), message);
Log.i(TAG, "Successful ping");
} catch (MqttException e) {
Log.wtf(
TAG,
"Exception during ping. Reason code:"
+ e.getReasonCode()
+ " Message: "
+ e.getMessage());
for (MqttPingerObserver observer : observers) {
observer.onFailedPing();
}
}
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
switch (item.getItemId()) {
case R.id.option_menu_shareTopic_searching:
alljoyn_wrapper.mBusHandler.sendEmptyMessage(alljoyn_wrapper.mBusHandler.CONNECT);
mHandler.sendEmptyMessage(alljoyn_wrapper.MESSAGE_ALLJOYN_START_PROGRESS_DIALOG);
return true;
case R.id.option_menu_shareTopic_get_topic:
Message msg =
alljoyn_wrapper.mBusHandler.obtainMessage(
AlljoynWrapper.BusHandler.GET_TOPIC, alljoyn_wrapper.keyValue);
alljoyn_wrapper.mBusHandler.sendMessage(msg);
return true;
case R.id.option_menu_inviteShare_genTopic:
{
HttpWrapper http_request = new HttpWrapper();
http_request.topic = topic;
http_request.setOutputListener(this);
SettingActivity.cur_command = SettingActivity.COMMAND_INVITESHARE_GEN_PINCODE;
String url = new String("https://");
url += inviteSRV + "/generateInvite";
http_request.execute(url);
}
return true;
case R.id.option_menu_inviteShare_getTopic:
{
HttpWrapper http_request = new HttpWrapper();
http_request.setOutputListener(this);
SettingActivity.cur_command = SettingActivity.COMMAND_INVITESHARE_GET_TOPIC;
String url = new String("https://");
url += inviteSRV + "/getTopic/" + pincode;
http_request.execute(url);
}
return true;
case R.id.option_menu_setting:
Intent intent1 = new Intent(this, SettingActivity.class);
intent1.putExtra(share_invite_srv, inviteSRV);
intent1.putExtra(share_mqtt_srv, mqttSRV);
intent1.putExtra(share_topic, topic);
intent1.putExtra(share_pin, pincode);
intent1.putExtra(share_key, alljoyn_wrapper.keyValue);
startActivityForResult(intent1, INTENT_SETTING_RESULT_CODE);
return true;
case R.id.option_menu_remoteAccess_get_list: // Get list of menu item
MqttMessage message = null;
try {
message = MQTTMessageWrapper.CreateGetListMsg();
} catch (JSONException e) {
e.printStackTrace();
}
try {
MainActivity.client.publish(topic, message);
} catch (MqttException e) {
Log.d(MainActivity.TAG, "Publish error with message: " + e.getMessage());
}
return true;
case R.id.option_menu_help:
return true;
case R.id.option_menu_wifi_setup_scan:
Intent intent2 = new Intent(this, ScanWIFIActivity.class);
startActivity(intent2);
return true;
default:
return super.onOptionsItemSelected(item);
}
}
/**
* 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'");
}
}
