Examples with Data org.apache.qpid.proton.amqp.messaging.Data used on opensource projects

Example 1 with Data

use of org.apache.qpid.proton.amqp.messaging.Data in project azure-iot-sdk-java by Azure.

the class AmqpsTransport method protonMessageToIoTHubMessage.

/**
     * Converts an AMQPS message to a corresponding IoT Hub message.
     *
     * @param protonMsg the AMQPS message.
     *
     * @return the corresponding IoT Hub message.
     */
private Message protonMessageToIoTHubMessage(MessageImpl protonMsg) {
    logger.LogInfo("Started converting AmpqsMessage into IoT Hub message, method name is %s ", logger.getMethodName());
    Data d = (Data) protonMsg.getBody();
    Binary b = d.getValue();
    byte[] msgBody = new byte[b.getLength()];
    ByteBuffer buffer = b.asByteBuffer();
    buffer.get(msgBody);
    Message msg = new Message(msgBody);
    logger.LogInfo("Content of received message is %s, method name is %s ", new String(msg.getBytes(), Message.DEFAULT_IOTHUB_MESSAGE_CHARSET), logger.getMethodName());
    Properties properties = protonMsg.getProperties();
    //in the IoT Hub message properties if they exist.
    for (Method m : properties.getClass().getMethods()) {
        if (m.getName().startsWith("get")) {
            try {
                String propertyName = Character.toLowerCase(m.getName().charAt(3)) + m.getName().substring(4);
                Object value = m.invoke(properties);
                if (value != null && !propertyName.equals("class")) {
                    String val = value.toString();
                    if (MessageProperty.isValidAppProperty(propertyName, val)) {
                        msg.setProperty(propertyName, val);
                    }
                }
            } catch (IllegalAccessException e) {
                logger.LogError("Attempted to access private or protected member of class during message conversion." + e.getMessage());
            } catch (InvocationTargetException e) {
                logger.LogError("Exception thrown while attempting to get member variable. See: " + e.getMessage());
            }
        }
    }
    // Setting the user properties
    if (protonMsg.getApplicationProperties() != null) {
        Map<String, String> applicationProperties = protonMsg.getApplicationProperties().getValue();
        for (Map.Entry<String, String> entry : applicationProperties.entrySet()) {
            String propertyKey = entry.getKey();
            if (!MessageProperty.RESERVED_PROPERTY_NAMES.contains(propertyKey)) {
                msg.setProperty(entry.getKey(), entry.getValue());
            }
        }
    }
    logger.LogInfo("Completed the conversion of AmpqsMessage into IoT Hub message, method name is %s ", logger.getMethodName());
    return msg;
}

Example 2 with Data

use of org.apache.qpid.proton.amqp.messaging.Data in project azure-iot-sdk-java by Azure.

the class AmqpFileUploadNotificationReceivedHandler method onDelivery.

/**
     * Event handler for the on delivery event
     * @param event The proton event object
     */
@Override
public void onDelivery(Event event) {
    // Codes_SRS_SERVICE_SDK_JAVA_AMQPFILEUPLOADNOTIFICATIONRECEIVEDHANDLER_25_004: [The event handler shall get the Link, Receiver and Delivery (Proton) objects from the event]
    Receiver recv = (Receiver) event.getLink();
    Delivery delivery = recv.current();
    if (delivery.isReadable() && !delivery.isPartial() && delivery.getLink().getName().equalsIgnoreCase(FILE_NOTIFICATION_RECEIVE_TAG)) {
        // Codes_SRS_SERVICE_SDK_JAVA_AMQPFILEUPLOADNOTIFICATIONRECEIVEDHANDLER_25_005: [The event handler shall read the received buffer]
        int size = delivery.pending();
        byte[] buffer = new byte[size];
        int read = recv.recv(buffer, 0, buffer.length);
        recv.advance();
        // Codes_SRS_SERVICE_SDK_JAVA_AMQPFILEUPLOADNOTIFICATIONRECEIVEDHANDLER_25_006: [The event handler shall create a Message (Proton) object from the decoded buffer]
        org.apache.qpid.proton.message.Message msg = Proton.message();
        msg.decode(buffer, 0, read);
        // Codes_SRS_SERVICE_SDK_JAVA_AMQPFILEUPLOADNOTIFICATIONRECEIVEDHANDLER_25_007: [The event handler shall settle the Delivery with the Accepted outcome]
        delivery.disposition(Accepted.getInstance());
        delivery.settle();
        // Codes_SRS_SERVICE_SDK_JAVA_AMQPFILEUPLOADNOTIFICATIONRECEIVEDHANDLER_25_008: [The event handler shall close the Session and Connection (Proton)]
        recv.getSession().close();
        recv.getSession().getConnection().close();
        // Codes_SRS_SERVICE_SDK_JAVA_AMQPFILEUPLOADNOTIFICATIONRECEIVEDHANDLER_25_009: [The event handler shall call the FeedbackReceived callback if it has been initialized]
        if (amqpFeedbackReceivedEvent != null) {
            if (msg.getBody() instanceof Data) {
                Data feedbackJson = (Data) msg.getBody();
                amqpFeedbackReceivedEvent.onFeedbackReceived(feedbackJson.getValue().toString());
            }
        }
    }
}

Example 3 with Data

use of org.apache.qpid.proton.amqp.messaging.Data in project azure-iot-sdk-java by Azure.

the class AmqpsTransport method iotHubMessageToProtonMessage.

/**
     * Creates a proton message from the IoTHub message.
     * @param message the IoTHub input message.
     * @return the proton message.
     */
private MessageImpl iotHubMessageToProtonMessage(com.microsoft.azure.sdk.iot.device.Message message) {
    logger.LogInfo("Started converting IoT Hub message into AmpqsMessage, method name is %s ", logger.getMethodName());
    MessageImpl outgoingMessage = (MessageImpl) Proton.message();
    logger.LogInfo("Content of message is %s, method name is %s ", new String(message.getBytes(), Message.DEFAULT_IOTHUB_MESSAGE_CHARSET), logger.getMethodName());
    Properties properties = new Properties();
    if (message.getMessageId() != null) {
        properties.setMessageId(message.getMessageId());
    }
    outgoingMessage.setProperties(properties);
    // Codes_SRS_AMQPSTRANSPORT_15_038: [The function shall add all user properties to the application properties of the Proton message.]
    if (message.getProperties().length > 0) {
        Map<String, String> userProperties = new HashMap<>(message.getProperties().length);
        for (MessageProperty messageProperty : message.getProperties()) {
            if (!MessageProperty.RESERVED_PROPERTY_NAMES.contains(messageProperty.getName())) {
                userProperties.put(messageProperty.getName(), messageProperty.getValue());
            }
        }
        ApplicationProperties applicationProperties = new ApplicationProperties(userProperties);
        outgoingMessage.setApplicationProperties(applicationProperties);
    }
    Binary binary = new Binary(message.getBytes());
    Section section = new Data(binary);
    outgoingMessage.setBody(section);
    logger.LogInfo("Started converting IoT Hub message into AmpqsMessage, method name is %s ", logger.getMethodName());
    return outgoingMessage;
}