Examples with KuraResponseMessage org.eclipse.kapua.service.device.call.message.app.response.kura.KuraResponseMessage used on opensource projects

Example 1 with KuraResponseMessage

use of org.eclipse.kapua.service.device.call.message.app.response.kura.KuraResponseMessage in project kapua by eclipse.

the class TranslatorResponseMqttKura method translate.

@Override
public KuraResponseMessage translate(MqttMessage mqttMessage) throws KapuaException {
    // 
    // Kura topic
    KuraResponseChannel kuraChannel = translate(mqttMessage.getRequestTopic());
    // 
    // Kura payload
    KuraResponsePayload kuraPayload = translate(mqttMessage.getPayload());
    // Kura message
    return new KuraResponseMessage(kuraChannel, mqttMessage.getTimestamp(), kuraPayload);
}

Example 2 with KuraResponseMessage

use of org.eclipse.kapua.service.device.call.message.app.response.kura.KuraResponseMessage in project kapua by eclipse.

the class KuraDeviceCallImpl method send.

@SuppressWarnings({ "unchecked" })
private KuraResponseMessage send(KuraRequestMessage requestMessage, Long timeout) throws KuraMqttDeviceCallException {
    KuraResponseMessage response = null;
    TransportFacade transportFacade = null;
    try {
        // 
        // Borrow a KapuaClient
        transportFacade = borrowClient();
        // 
        // Get Kura to transport translator for the request and vice versa
        Translator translatorKuraTransport = getTranslator(KuraRequestMessage.class, transportFacade.getMessageClass());
        Translator translatorTransportKura = getTranslator(transportFacade.getMessageClass(), KuraResponseMessage.class);
        // 
        // Make the request
        // Add requestId and requesterClientId to both payload and channel if response is expected
        // Note: Adding to both payload and channel to let the translator choose what to do base on the transport used.
        KuraRequestChannel requestChannel = requestMessage.getChannel();
        KuraRequestPayload requestPayload = requestMessage.getPayload();
        if (timeout != null) {
            // FIXME: create an utilty class to use the same synchronized random instance to avoid duplicates
            Random r = new Random();
            String requestId = String.valueOf(r.nextLong());
            requestChannel.setRequestId(requestId);
            requestChannel.setRequesterClientId(transportFacade.getClientId());
            requestPayload.setRequestId(requestId);
            requestPayload.setRequesterClientId(transportFacade.getClientId());
        }
        // Do send
        try {
            // Set current timestamp
            requestMessage.setTimestamp(new Date());
            // Send
            TransportMessage transportResponseMessage = transportFacade.sendSync((TransportMessage) translatorKuraTransport.translate(requestMessage), timeout);
            // Translate response
            response = (KuraResponseMessage) translatorTransportKura.translate(transportResponseMessage);
        } catch (KapuaException e) {
            throw new KuraMqttDeviceCallException(KuraMqttDeviceCallErrorCodes.CLIENT_SEND_ERROR, e, (Object[]) null);
        }
    } catch (KapuaException ke) {
        throw new KuraMqttDeviceCallException(KuraMqttDeviceCallErrorCodes.CALL_ERROR, ke, (Object[]) null);
    } finally {
        if (transportFacade != null) {
            transportFacade.clean();
        }
    }
    return response;
}