Examples with KuraConnectException org.eclipse.kura.KuraConnectException used on opensource projects

Example 1 with KuraConnectException

use of org.eclipse.kura.KuraConnectException in project kura by eclipse.

the class HttpDownloadCountingOutputStream method startWork.

@Override
public void startWork() throws KuraException {
    this.executor = Executors.newSingleThreadExecutor();
    this.future = this.executor.submit(new Callable<Void>() {

        @Override
        public Void call() throws Exception {
            URL localUrl = null;
            boolean shouldAuthenticate = false;
            try {
                shouldAuthenticate = HttpDownloadCountingOutputStream.this.options.getUsername() != null && HttpDownloadCountingOutputStream.this.options.getPassword() != null && !(HttpDownloadCountingOutputStream.this.options.getUsername().trim().isEmpty() && !HttpDownloadCountingOutputStream.this.options.getPassword().trim().isEmpty());
                if (shouldAuthenticate) {
                    Authenticator.setDefault(new Authenticator() {

                        @Override
                        protected PasswordAuthentication getPasswordAuthentication() {
                            return new PasswordAuthentication(HttpDownloadCountingOutputStream.this.options.getUsername(), HttpDownloadCountingOutputStream.this.options.getPassword().toCharArray());
                        }
                    });
                }
                localUrl = new URL(HttpDownloadCountingOutputStream.this.m_downloadURL);
                URLConnection urlConnection = localUrl.openConnection();
                int connectTimeout = getConnectTimeout();
                int readTimeout = getPropReadTimeout();
                urlConnection.setConnectTimeout(connectTimeout);
                urlConnection.setReadTimeout(readTimeout);
                testConnectionProtocol(urlConnection);
                HttpDownloadCountingOutputStream.this.is = localUrl.openStream();
                String s = urlConnection.getHeaderField("Content-Length");
                s_logger.info("Content-lenght: " + s);
                setTotalBytes(s != null ? Integer.parseInt(s) : -1);
                postProgressEvent(HttpDownloadCountingOutputStream.this.options.getClientId(), 0, HttpDownloadCountingOutputStream.this.totalBytes, DOWNLOAD_STATUS.IN_PROGRESS, null);
                int bufferSize = getBufferSize();
                if (bufferSize == 0 && getTotalBytes() > 0) {
                    int newSize = Math.round(HttpDownloadCountingOutputStream.this.totalBytes / 100 * 1);
                    bufferSize = newSize;
                    setBufferSize(newSize);
                } else if (bufferSize == 0) {
                    int newSize = 1024 * 4;
                    bufferSize = newSize;
                    setBufferSize(newSize);
                }
                long numBytes = IOUtils.copyLarge(HttpDownloadCountingOutputStream.this.is, HttpDownloadCountingOutputStream.this, new byte[bufferSize]);
                postProgressEvent(HttpDownloadCountingOutputStream.this.options.getClientId(), numBytes, HttpDownloadCountingOutputStream.this.totalBytes, DOWNLOAD_STATUS.COMPLETED, null);
            } catch (IOException e) {
                postProgressEvent(HttpDownloadCountingOutputStream.this.options.getClientId(), getByteCount(), HttpDownloadCountingOutputStream.this.totalBytes, DOWNLOAD_STATUS.FAILED, e.getMessage());
                throw new KuraConnectException(e);
            } finally {
                if (HttpDownloadCountingOutputStream.this.is != null) {
                    try {
                        HttpDownloadCountingOutputStream.this.is.close();
                    } catch (IOException e) {
                    }
                }
                try {
                    close();
                } catch (IOException e) {
                }
                localUrl = null;
                if (shouldAuthenticate) {
                    Authenticator.setDefault(null);
                }
            }
            return null;
        }
    });
    try {
        this.future.get();
    } catch (ExecutionException ex) {
        throw new KuraException(KuraErrorCode.INTERNAL_ERROR, ex);
    } catch (InterruptedException ex) {
        throw new KuraException(KuraErrorCode.INTERNAL_ERROR, ex);
    }
}

Example 2 with KuraConnectException

use of org.eclipse.kura.KuraConnectException in project kura by eclipse.

the class GwtStatusServiceImpl method connectDataService.

@Override
public void connectDataService(GwtXSRFToken xsrfToken) throws GwtKuraException {
    checkXSRFToken(xsrfToken);
    DataService dataService = ServiceLocator.getInstance().getService(DataService.class);
    int counter = 10;
    try {
        dataService.connect();
        while (!dataService.isConnected() && counter > 0) {
            Thread.sleep(1000);
            counter--;
        }
    } catch (KuraConnectException e) {
        s_logger.warn("Error connecting", e);
        throw new GwtKuraException(GwtKuraErrorCode.INTERNAL_ERROR, e, "Error connecting");
    } catch (InterruptedException e) {
        s_logger.warn("Interrupt Exception", e);
        throw new GwtKuraException(GwtKuraErrorCode.INTERNAL_ERROR, e, "Interrupt Exception");
    } catch (IllegalStateException e) {
        s_logger.warn("Illegal client state", e);
        throw new GwtKuraException(GwtKuraErrorCode.INTERNAL_ERROR, e, "Illegal client state");
    }
}

Example 3 with KuraConnectException

use of org.eclipse.kura.KuraConnectException in project kura by eclipse.

the class GwtStatusServiceImpl method connectDataService.

@Override
public void connectDataService(GwtXSRFToken xsrfToken, String connectionId) throws GwtKuraException {
    checkXSRFToken(xsrfToken);
    Collection<ServiceReference<CloudService>> cloudServiceReferences = ServiceLocator.getInstance().getServiceReferences(CloudService.class, null);
    for (ServiceReference<CloudService> cloudServiceReference : cloudServiceReferences) {
        String cloudServicePid = (String) cloudServiceReference.getProperty(KURA_SERVICE_PID);
        if (cloudServicePid.endsWith(connectionId)) {
            String dataServiceRef = (String) cloudServiceReference.getProperty(DATA_SERVICE_REFERENCE_NAME + ComponentConstants.REFERENCE_TARGET_SUFFIX);
            Collection<ServiceReference<DataService>> dataServiceReferences = ServiceLocator.getInstance().getServiceReferences(DataService.class, dataServiceRef);
            for (ServiceReference<DataService> dataServiceReference : dataServiceReferences) {
                DataService dataService = ServiceLocator.getInstance().getService(dataServiceReference);
                if (dataService != null) {
                    int counter = 10;
                    try {
                        dataService.connect();
                        while (!dataService.isConnected() && counter > 0) {
                            Thread.sleep(1000);
                            counter--;
                        }
                    } catch (KuraConnectException e) {
                        s_logger.warn("Error connecting", e);
                        throw new GwtKuraException(GwtKuraErrorCode.INTERNAL_ERROR, e, "Error connecting");
                    } catch (InterruptedException e) {
                        s_logger.warn("Interrupt Exception", e);
                        throw new GwtKuraException(GwtKuraErrorCode.INTERNAL_ERROR, e, "Interrupt Exception");
                    } catch (IllegalStateException e) {
                        s_logger.warn("Illegal client state", e);
                        throw new GwtKuraException(GwtKuraErrorCode.INTERNAL_ERROR, e, "Illegal client state");
                    }
                }
                ServiceLocator.getInstance().ungetService(dataServiceReference);
            }
        }
        ServiceLocator.getInstance().ungetService(cloudServiceReference);
    }
}

Example 4 with KuraConnectException

use of org.eclipse.kura.KuraConnectException in project kura by eclipse.

the class MqttDataTransport method connect.

// ----------------------------------------------------------------
// 
// Service APIs
// 
// ----------------------------------------------------------------
@Override
public synchronized void connect() throws KuraConnectException {
    // We treat this as an application bug.
    if (isConnected()) {
        s_logger.error("Already connected");
        throw new IllegalStateException("Already connected");
    // TODO: define an KuraRuntimeException
    }
    // Attempt to setup the MQTT session
    setupMqttSession();
    if (this.m_mqttClient == null) {
        s_logger.error("Invalid configuration");
        throw new IllegalStateException("Invalid configuration");
    // TODO: define an KuraRuntimeException
    }
    s_logger.info("# ------------------------------------------------------------");
    s_logger.info("#  Connection Properties");
    s_logger.info("#  broker    = " + this.m_clientConf.getBrokerUrl());
    s_logger.info("#  clientId  = " + this.m_clientConf.getClientId());
    s_logger.info("#  username  = " + this.m_clientConf.getConnectOptions().getUserName());
    s_logger.info("#  password  = XXXXXXXXXXXXXX");
    s_logger.info("#  keepAlive = " + this.m_clientConf.getConnectOptions().getKeepAliveInterval());
    s_logger.info("#  timeout   = " + this.m_clientConf.getConnectOptions().getConnectionTimeout());
    s_logger.info("#  cleanSession    = " + this.m_clientConf.getConnectOptions().isCleanSession());
    s_logger.info("#  MQTT version    = " + getMqttVersionLabel(this.m_clientConf.getConnectOptions().getMqttVersion()));
    s_logger.info("#  willDestination = " + this.m_clientConf.getConnectOptions().getWillDestination());
    s_logger.info("#  willMessage     = " + this.m_clientConf.getConnectOptions().getWillMessage());
    s_logger.info("#");
    s_logger.info("#  Connecting...");
    // Register the component in the CloudConnectionStatus service
    this.m_cloudConnectionStatusService.register(this);
    // Update status notification service
    this.m_cloudConnectionStatusService.updateStatus(this, CloudConnectionStatusEnum.FAST_BLINKING);
    // connect
    try {
        IMqttToken connectToken = this.m_mqttClient.connect(this.m_clientConf.getConnectOptions());
        connectToken.waitForCompletion(getTimeToWaitMillis() * 3);
        s_logger.info("#  Connected!");
        s_logger.info("# ------------------------------------------------------------");
        // Update status notification service
        this.m_cloudConnectionStatusService.updateStatus(this, CloudConnectionStatusEnum.ON);
    } catch (MqttException e) {
        s_logger.warn("xxxxx  Connect failed. Forcing disconnect. xxxxx {}", e);
        try {
            // prevent callbacks from a zombie client
            this.m_mqttClient.setCallback(null);
            this.m_mqttClient.close();
        } catch (Exception de) {
            s_logger.warn("Forced disconnect exception.", de);
        } finally {
            this.m_mqttClient = null;
        }
        // Update status notification service
        this.m_cloudConnectionStatusService.updateStatus(this, CloudConnectionStatusEnum.OFF);
        throw new KuraConnectException(e, "Cannot connect");
    } finally {
        // Always unregister from CloudConnectionStatus service so to switch to the previous state
        this.m_cloudConnectionStatusService.unregister(this);
    }
    // notify the listeners
    this.m_dataTransportListeners.onConnectionEstablished(this.m_newSession);
}