Java Code Examples for org.eclipse.paho.client.mqttv3.IMqttActionListener#onFailure()

/**
 * Actually do the mqtt connect operation
 */
private void doConnect() {
	if (clientHandle == null) {
		clientHandle = mqttService.getClient(serverURI, clientId,myContext.getApplicationInfo().packageName,
				persistence);
	}
	mqttService.setTraceEnabled(traceEnabled);
	mqttService.setTraceCallbackId(clientHandle);
	
	String activityToken = storeToken(connectToken);
	try {
		mqttService.connect(clientHandle, connectOptions, null,
				activityToken);
	}
	catch (MqttException e) {
		IMqttActionListener listener = connectToken.getActionCallback();
		if (listener != null) {
			listener.onFailure(connectToken, e);
		}
	}
}
 

@Override
public IMqttDeliveryToken publish(String topic, byte[] payload, int qos, boolean retained, Object userContext,
        IMqttActionListener callback) throws MqttException, MqttPersistenceException {

    if (connection.publishSuccess) {
        callback.onSuccess(getToken(userContext, callback, topic));
    } else {
        callback.onFailure(getToken(userContext, callback, topic), new MqttException(0));
    }
    return getDeliveryToken(userContext, callback, topic);
}
 

@Override
public IMqttToken subscribe(String topic, int qos, Object userContext, IMqttActionListener callback)
        throws MqttException {
    if (connection.publishSuccess) {
        callback.onSuccess(getToken(userContext, callback, topic));
    } else {
        callback.onFailure(getToken(userContext, callback, topic), new MqttException(0));
    }
    return getToken(userContext, callback, topic);
}
 

@Override
public IMqttToken unsubscribe(String topic, Object userContext, IMqttActionListener callback) throws MqttException {
    if (connection.unsubscribeSuccess) {
        callback.onSuccess(getToken(userContext, callback, topic));
    } else {
        callback.onFailure(getToken(userContext, callback, topic), new MqttException(0));
    }
    return getToken(userContext, callback, topic);
}
 

@Override
public IMqttToken disconnect(long quiesceTimeout, Object userContext, IMqttActionListener callback)
        throws MqttException {
    connection.connectionStateOverwrite = MqttConnectionState.DISCONNECTED;
    if (connection.disconnectSuccess) {
        callback.onSuccess(getToken(userContext, callback, null));
    } else {
        callback.onFailure(getToken(userContext, callback, null), new MqttException(0));
    }
    return getToken(userContext, callback, null);
}
 

@Override
public IMqttToken connect(MqttConnectOptions options, Object userContext, IMqttActionListener callback)
        throws MqttException, MqttSecurityException {
    if (!connection.connectTimeout) {
        connection.connectionStateOverwrite = MqttConnectionState.CONNECTED;
        if (connection.connectSuccess) {
            callback.onSuccess(getToken(userContext, callback, null));
        } else {
            callback.onFailure(getToken(userContext, callback, null), new MqttException(0));
        }
    } else {
        connection.connectionStateOverwrite = MqttConnectionState.DISCONNECTED;
    }
    return getToken(userContext, callback, null);
}
 

@Override
public IMqttDeliveryToken publish(String topic, byte[] payload, int qos, boolean retained, Object userContext,
        IMqttActionListener callback) throws MqttException, MqttPersistenceException {

    if (connection.publishSuccess) {
        callback.onSuccess(getToken(userContext, callback, topic));
    } else {
        callback.onFailure(getToken(userContext, callback, topic), new MqttException(0));
    }
    return getDeliveryToken(userContext, callback, topic);
}
 

@Override
public IMqttToken subscribe(String topic, int qos, Object userContext, IMqttActionListener callback)
        throws MqttException {
    if (connection.publishSuccess) {
        callback.onSuccess(getToken(userContext, callback, topic));
    } else {
        callback.onFailure(getToken(userContext, callback, topic), new MqttException(0));
    }
    return getToken(userContext, callback, topic);
}
 

@Override
public IMqttToken unsubscribe(String topic, Object userContext, IMqttActionListener callback) throws MqttException {
    if (connection.unsubscribeSuccess) {
        callback.onSuccess(getToken(userContext, callback, topic));
    } else {
        callback.onFailure(getToken(userContext, callback, topic), new MqttException(0));
    }
    return getToken(userContext, callback, topic);
}
 

@Override
public IMqttToken disconnect(long quiesceTimeout, Object userContext, IMqttActionListener callback)
        throws MqttException {
    connection.connectionStateOverwrite = MqttConnectionState.DISCONNECTED;
    if (connection.disconnectSuccess) {
        callback.onSuccess(getToken(userContext, callback, null));
    } else {
        callback.onFailure(getToken(userContext, callback, null), new MqttException(0));
    }
    return getToken(userContext, callback, null);
}
 

@Override
public IMqttToken connect(MqttConnectOptions options, Object userContext, IMqttActionListener callback)
        throws MqttException, MqttSecurityException {
    if (!connection.connectTimeout) {
        connection.connectionStateOverwrite = MqttConnectionState.CONNECTED;
        if (connection.connectSuccess) {
            callback.onSuccess(getToken(userContext, callback, null));
        } else {
            callback.onFailure(getToken(userContext, callback, null), new MqttException(0));
        }
    } else {
        connection.connectionStateOverwrite = MqttConnectionState.DISCONNECTED;
    }
    return getToken(userContext, callback, null);
}
 

/**
 * Connects to an MQTT server using the specified options.
 * <p>
 * The server to connect to is specified on the constructor. It is
 * recommended to call {@link #setCallback(MqttCallback)} prior to
 * connecting in order that messages destined for the client can be accepted
 * as soon as the client is connected.
 * </p>
 *
 * <p>
 * The method returns control before the connect completes. Completion can
 * be tracked by:
    * </p>
 * <ul>
 * <li>Waiting on the returned token {@link IMqttToken#waitForCompletion()}
 * or</li>
 * <li>Passing in a callback {@link IMqttActionListener}</li>
 * </ul>
 *
 * 
 * @param options
 *            a set of connection parameters that override the defaults.
 * @param userContext
 *            optional object for used to pass context to the callback. Use
 *            null if not required.
 * @param callback
 *            optional listener that will be notified when the connect
 *            completes. Use null if not required.
 * @return token used to track and wait for the connect to complete. The
 *         token will be passed to any callback that has been set.
 * @throws MqttException
 *             for any connected problems, including communication errors
 */

@Override
public IMqttToken connect(MqttConnectOptions options, Object userContext,
		IMqttActionListener callback) throws MqttException {

	IMqttToken token = new MqttTokenAndroid(this, userContext,
			callback);

	connectOptions = options;
	connectToken = token;

	/*
	 * The actual connection depends on the service, which we start and bind
	 * to here, but which we can't actually use until the serviceConnection
	 * onServiceConnected() method has run (asynchronously), so the
	 * connection itself takes place in the onServiceConnected() method
	 */
	if (mqttService == null) { // First time - must bind to the service
		Intent serviceStartIntent = new Intent();
		serviceStartIntent.setClassName(myContext, SERVICE_NAME);
		Object service = myContext.startService(serviceStartIntent);
		if (service == null) {
			IMqttActionListener listener = token.getActionCallback();
			if (listener != null) {
				listener.onFailure(token, new RuntimeException(
						"cannot start service " + SERVICE_NAME));
			}
		}

		// We bind with BIND_SERVICE_FLAG (0), leaving us the manage the lifecycle
		// until the last time it is stopped by a call to stopService()
		myContext.bindService(serviceStartIntent, serviceConnection,
				Context.BIND_AUTO_CREATE);

		if (!receiverRegistered) registerReceiver(this);
	}
	else {
		pool.execute(new Runnable() {

			@Override
			public void run() {
				doConnect();
				
				//Register receiver to show shoulder tap.
				if (!receiverRegistered) registerReceiver(MqttAndroidClient.this);
			}

		});
	}

	return token;
}