Examples with JoynrCommunicationException io.joynr.exceptions.JoynrCommunicationException used on opensource projects

Example 1 with JoynrCommunicationException

use of io.joynr.exceptions.JoynrCommunicationException in project joynr by bmwcarit.

the class MyRadioConsumerApplication method run.

@SuppressWarnings("checkstyle:methodlength")
@Override
public void run() {
    DiscoveryQos discoveryQos = new DiscoveryQos();
    // As soon as the arbitration QoS is set on the proxy builder, discovery of suitable providers
    // is triggered. If the discovery process does not find matching providers within the
    // arbitration timeout duration it will be terminated and you will get an arbitration exception.
    discoveryQos.setDiscoveryTimeoutMs(10000);
    discoveryQos.setDiscoveryScope(discoveryScope);
    // Provider entries in the global capabilities directory are cached locally. Discovery will
    // consider entries in this cache valid if they are younger as the max age of cached
    // providers as defined in the QoS. All valid entries will be processed by the arbitrator when searching
    // for and arbitrating the "best" matching provider.
    // NOTE: Valid cache entries might prevent triggering a lookup in the global capabilities
    // directory. Therefore, not all providers registered with the global capabilities
    // directory might be taken into account during arbitration.
    discoveryQos.setCacheMaxAgeMs(Long.MAX_VALUE);
    // The discovery process outputs a list of matching providers. The arbitration strategy then
    // chooses one or more of them to be used by the proxy.
    discoveryQos.setArbitrationStrategy(ArbitrationStrategy.HighestPriority);
    // The provider will maintain at least a minimum interval idle time in milliseconds between
    // successive notifications, even if on-change notifications are enabled and the value changes more
    // often. This prevents the consumer from being flooded by updated values. The filtering happens on
    // the provider's side, thus also preventing excessive network traffic.
    int minInterval_ms = 0;
    // The provider will send notifications every maximum interval in milliseconds, even if the value didn't
    // change. It will send notifications more often if on-change notifications are enabled,
    // the value changes more often, and the minimum interval QoS does not prevent it. The maximum interval
    // can thus be seen as a sort of heart beat.
    int maxInterval_ms = 10000;
    // The provider will send notifications until the end date is reached. The consumer will not receive any
    // notifications (neither value notifications nor missed publication notifications) after
    // this date.
    long validityMs = 60000;
    // If no notification was received within the last alert interval, a missed publication
    // notification will be raised.
    int alertAfterInterval_ms = 20000;
    // Notification messages will be sent with this time-to-live. If a notification message can not be
    // delivered within its TTL, it will be deleted from the system.
    // NOTE: If a notification message is not delivered due to an expired TTL, it might raise a
    // missed publication notification (depending on the value of the alert interval QoS).
    int publicationTtl_ms = 5000;
    OnChangeWithKeepAliveSubscriptionQos subscriptionQos = new OnChangeWithKeepAliveSubscriptionQos();
    subscriptionQos.setMinIntervalMs(minInterval_ms).setMaxIntervalMs(maxInterval_ms).setValidityMs(validityMs);
    subscriptionQos.setAlertAfterIntervalMs(alertAfterInterval_ms).setPublicationTtlMs(publicationTtl_ms);
    ProxyBuilder<RadioProxy> proxyBuilder = runtime.getProxyBuilder(providerDomain, RadioProxy.class);
    try {
        // getting an attribute
        radioProxy = proxyBuilder.setMessagingQos(new MessagingQos()).setDiscoveryQos(discoveryQos).build();
        RadioStation currentStation = radioProxy.getCurrentStation();
        LOG.info(PRINT_BORDER + "ATTRIBUTE GET: current station: " + currentStation + PRINT_BORDER);
        // subscribe to an attribute
        subscriptionFutureCurrentStation = radioProxy.subscribeToCurrentStation(new AttributeSubscriptionAdapter<RadioStation>() {

            @Override
            public void onReceive(RadioStation value) {
                LOG.info(PRINT_BORDER + "ATTRIBUTE SUBSCRIPTION: current station: " + value + PRINT_BORDER);
            }

            @Override
            public void onError(JoynrRuntimeException error) {
                LOG.info(PRINT_BORDER + "ATTRIBUTE SUBSCRIPTION: " + error + PRINT_BORDER);
            }
        }, subscriptionQos);
        // broadcast subscription
        // The provider will send a notification whenever the value changes.
        MulticastSubscriptionQos weakSignalBroadcastSubscriptionQos;
        // The consumer will be subscribed to the multicast until the end date is reached, after which the
        // consumer will be automatically unsubscribed, and will not receive any further notifications
        // this date.
        long wsbValidityMs = 60 * 1000;
        weakSignalBroadcastSubscriptionQos = new MulticastSubscriptionQos();
        weakSignalBroadcastSubscriptionQos.setValidityMs(wsbValidityMs);
        weakSignalFuture = subscribeToWeakSignal(weakSignalBroadcastSubscriptionQos);
        // susbcribe to weak signal with partition "GERMANY"
        weakSignalWithPartitionFuture = subscribeToWeakSignal(weakSignalBroadcastSubscriptionQos, "GERMANY");
        // selective broadcast subscription
        OnChangeSubscriptionQos newStationDiscoveredBroadcastSubscriptionQos;
        int nsdbMinIntervalMs = 2 * 1000;
        long nsdbValidityMs = 180 * 1000;
        int nsdbPublicationTtlMs = 5 * 1000;
        newStationDiscoveredBroadcastSubscriptionQos = new OnChangeSubscriptionQos();
        newStationDiscoveredBroadcastSubscriptionQos.setMinIntervalMs(nsdbMinIntervalMs).setValidityMs(nsdbValidityMs).setPublicationTtlMs(nsdbPublicationTtlMs);
        NewStationDiscoveredBroadcastFilterParameters newStationDiscoveredBroadcastFilterParams = new NewStationDiscoveredBroadcastFilterParameters();
        newStationDiscoveredBroadcastFilterParams.setHasTrafficService("true");
        // Munich
        GeoPosition positionOfInterest = new GeoPosition(48.1351250, 11.5819810);
        String positionOfInterestJson = null;
        try {
            positionOfInterestJson = objectMapper.writeValueAsString(positionOfInterest);
        } catch (JsonProcessingException e1) {
            LOG.error("Unable to write position of interest filter parameter to JSON", e1);
        }
        newStationDiscoveredBroadcastFilterParams.setPositionOfInterest(positionOfInterestJson);
        // 200 km
        newStationDiscoveredBroadcastFilterParams.setRadiusOfInterestArea("200000");
        radioProxy.subscribeToNewStationDiscoveredBroadcast(new RadioBroadcastInterface.NewStationDiscoveredBroadcastAdapter() {

            @Override
            public void onReceive(RadioStation discoveredStation, GeoPosition geoPosition) {
                LOG.info(PRINT_BORDER + "BROADCAST SUBSCRIPTION: new station discovered: " + discoveredStation + " at " + geoPosition + PRINT_BORDER);
            }
        }, newStationDiscoveredBroadcastSubscriptionQos, newStationDiscoveredBroadcastFilterParams);
        boolean success;
        try {
            // add favorite radio station
            RadioStation favoriteStation = new RadioStation("99.3 The Fox Rocks", false, Country.CANADA);
            success = radioProxy.addFavoriteStation(favoriteStation);
            LOG.info(PRINT_BORDER + "METHOD: added favorite station: " + favoriteStation + ": " + success + PRINT_BORDER);
            success = radioProxy.addFavoriteStation(favoriteStation);
        } catch (ApplicationException exception) {
            AddFavoriteStationErrorEnum error = exception.getError();
            switch(error) {
                case DUPLICATE_RADIOSTATION:
                    LOG.info(PRINT_BORDER + "METHOD: addFavoriteStation failed with the following excpected error: " + error);
                    break;
                default:
                    LOG.error(PRINT_BORDER + "METHOD: addFavoriteStation failed with an unexpected error: " + error);
                    break;
            }
        }
        try {
            // add favorite radio station
            RadioStation favoriteStation = new RadioStation("", false, Country.GERMANY);
            success = radioProxy.addFavoriteStation(favoriteStation);
            LOG.info(PRINT_BORDER + "METHOD: addFavoriteStation completed unexpected with the following output: " + success);
        } catch (ApplicationException exception) {
            String errorName = exception.getError().name();
            LOG.info(PRINT_BORDER + "METHOD: addFavoriteStation failed with the following unexpected ApplicationExcecption: " + errorName);
        } catch (ProviderRuntimeException exception) {
            String errorName = exception.getMessage();
            String expectation = errorName.equals(MyRadioProvider.MISSING_NAME) ? "expected" : "unexpected";
            LOG.info(PRINT_BORDER + "METHOD: addFavoriteStation failed with the following " + expectation + " exception: " + errorName);
        }
        // shuffle the stations
        radioProxy.shuffleStations();
        currentStation = radioProxy.getCurrentStation();
        LOG.info(PRINT_BORDER + "The current radio station after shuffling is: " + currentStation + PRINT_BORDER);
        // add favorite radio station async
        RadioStation radioStation = new RadioStation("99.4 AFN", false, Country.GERMANY);
        Future<Boolean> future = radioProxy.addFavoriteStation(new CallbackWithModeledError<Boolean, AddFavoriteStationErrorEnum>() {

            @Override
            public void onSuccess(Boolean result) {
                LOG.info(PRINT_BORDER + "ASYNC METHOD: added favorite station: callback onSuccess" + PRINT_BORDER);
            }

            @Override
            public void onFailure(JoynrRuntimeException error) {
                LOG.info(PRINT_BORDER + "ASYNC METHOD: added favorite station: callback onFailure: " + error.getMessage() + PRINT_BORDER);
            }

            @Override
            public void onFailure(AddFavoriteStationErrorEnum errorEnum) {
                switch(errorEnum) {
                    case DUPLICATE_RADIOSTATION:
                        LOG.info(PRINT_BORDER + "ASYNC METHOD: added favorite station failed: Duplicate Station!" + PRINT_BORDER);
                        break;
                    default:
                        LOG.error(PRINT_BORDER + "ASYNC METHOD: added favorite station failed: unknown errorEnum:" + errorEnum + PRINT_BORDER);
                        break;
                }
                LOG.info(PRINT_BORDER + "ASYNC METHOD: added favorite station: callback onFailure: " + errorEnum + PRINT_BORDER);
            }
        }, radioStation);
        try {
            long timeoutInMilliseconds = 8000;
            Boolean reply = future.get(timeoutInMilliseconds);
            LOG.info(PRINT_BORDER + "ASYNC METHOD: added favorite station: " + radioStation + ": " + reply + PRINT_BORDER);
        } catch (InterruptedException | JoynrRuntimeException | ApplicationException e) {
            LOG.info(PRINT_BORDER + "ASYNC METHOD: added favorite station: " + radioStation + ": " + e.getClass().getSimpleName() + "!");
        }
        ConsoleReader console;
        try {
            console = new ConsoleReader();
            int key;
            while ((key = console.readCharacter()) != 'q') {
                switch(key) {
                    case 's':
                        radioProxy.shuffleStations();
                        LOG.info("called shuffleStations");
                        break;
                    case 'm':
                        GetLocationOfCurrentStationReturned locationOfCurrentStation = radioProxy.getLocationOfCurrentStation();
                        LOG.info("called getLocationOfCurrentStation. country: " + locationOfCurrentStation.country + ", location: " + locationOfCurrentStation.location);
                        break;
                    default:
                        LOG.info("\n\nUSAGE press\n" + " q\tto quit\n" + " s\tto shuffle stations\n");
                        break;
                }
            }
        } catch (IOException e) {
            LOG.error("error reading input from console", e);
        }
    } catch (DiscoveryException e) {
        LOG.error("No provider found", e);
    } catch (JoynrCommunicationException e) {
        LOG.error("The message was not sent: ", e);
    }
}

Example 2 with JoynrCommunicationException

use of io.joynr.exceptions.JoynrCommunicationException in project joynr by bmwcarit.

the class DiscoveryEntryStorePersisted method add.

/*
     * (non-Javadoc)
     * @see io.joynr.capabilities.CapabilitiesStore#add(io.joynr.
     * capabilities .DiscoveryEntry)
     */
@Override
public synchronized void add(DiscoveryEntry discoveryEntry) {
    logger.debug("adding discovery entry: {}", discoveryEntry);
    if (!(discoveryEntry instanceof GlobalDiscoveryEntryPersisted)) {
        return;
    }
    GlobalDiscoveryEntryPersisted globalDiscoveryEntry = (GlobalDiscoveryEntryPersisted) discoveryEntry;
    if (globalDiscoveryEntry.getDomain() == null || globalDiscoveryEntry.getInterfaceName() == null || globalDiscoveryEntry.getParticipantId() == null || globalDiscoveryEntry.getAddress() == null) {
        String message = "discoveryEntry being registered is not complete: " + discoveryEntry;
        logger.error(message);
        throw new JoynrCommunicationException(message);
    }
    GlobalDiscoveryEntryPersisted discoveryEntryFound = entityManager.find(GlobalDiscoveryEntryPersisted.class, discoveryEntry.getParticipantId());
    EntityTransaction transaction = entityManager.getTransaction();
    try {
        transaction.begin();
        if (discoveryEntryFound != null) {
            entityManager.merge(discoveryEntry);
        } else {
            entityManager.persist(discoveryEntry);
        }
        transaction.commit();
    } catch (Exception e) {
        if (transaction.isActive()) {
            transaction.rollback();
        }
        logger.error("unable to add discoveryEntry: " + discoveryEntry, e);
    }
}

Example 3 with JoynrCommunicationException

use of io.joynr.exceptions.JoynrCommunicationException in project joynr by bmwcarit.

the class RequestReplyManagerImpl method sendSyncRequest.

@Override
public Object sendSyncRequest(String fromParticipantId, DiscoveryEntryWithMetaInfo toDiscoveryEntry, Request request, SynchronizedReplyCaller synchronizedReplyCaller, MessagingQos messagingQos) {
    if (!running) {
        throw new IllegalStateException("Request: " + request.getRequestReplyId() + " failed. SenderImpl ID: " + System.identityHashCode(this) + ": joynr is shutting down");
    }
    final ArrayList<Object> responsePayloadContainer = new ArrayList<Object>(1);
    // the synchronizedReplyCaller will call notify on the responsePayloadContainer when a message arrives
    synchronizedReplyCaller.setResponseContainer(responsePayloadContainer);
    sendRequest(fromParticipantId, toDiscoveryEntry, request, messagingQos);
    long entryTime = System.currentTimeMillis();
    // saving all calling threads so that they can be interrupted at shutdown
    outstandingRequestThreads.add(Thread.currentThread());
    synchronized (responsePayloadContainer) {
        while (running && responsePayloadContainer.isEmpty() && entryTime + messagingQos.getRoundTripTtl_ms() > System.currentTimeMillis()) {
            try {
                responsePayloadContainer.wait(messagingQos.getRoundTripTtl_ms());
            } catch (InterruptedException e) {
                if (running) {
                    throw new JoynrRequestInterruptedException("Request: " + request.getRequestReplyId() + " interrupted.");
                }
                throw new JoynrShutdownException("Request: " + request.getRequestReplyId() + " interrupted by shutdown");
            }
        }
    }
    outstandingRequestThreads.remove(Thread.currentThread());
    if (responsePayloadContainer.isEmpty()) {
        throw new JoynrCommunicationException("Request: " + request.getRequestReplyId() + " failed. The response didn't arrive in time");
    }
    Object response = responsePayloadContainer.get(0);
    if (response instanceof Throwable) {
        Throwable error = (Throwable) response;
        throw new JoynrMessageNotSentException("Request: " + request.getRequestReplyId() + " failed: " + error.getMessage(), error);
    }
    return response;
}

Example 4 with JoynrCommunicationException

use of io.joynr.exceptions.JoynrCommunicationException in project joynr by bmwcarit.

the class ProxyTest method createProxyAndCallAsyncMethodFail.

@Test
public void createProxyAndCallAsyncMethodFail() throws Exception {
    // Expect this exception to be passed back to the callback onFailure and thrown in the future
    final JoynrCommunicationException expectedException = new JoynrCommunicationException();
    // final JoynCommunicationException expectedException = null;
    TestInterface proxy = getTestInterfaceProxy();
    // when joynrMessageSender1.sendRequest is called, get the replyCaller from the mock dispatcher and call
    // messageCallback on it.
    Mockito.doAnswer(new Answer<Object>() {

        @Override
        public Object answer(InvocationOnMock invocation) throws JsonParseException, JsonMappingException, IOException {
            // capture the replyCaller passed into the dispatcher for calling later
            ArgumentCaptor<ReplyCaller> replyCallerCaptor = ArgumentCaptor.forClass(ReplyCaller.class);
            verify(replyCallerDirectory).addReplyCaller(anyString(), replyCallerCaptor.capture(), any(ExpiryDate.class));
            // pass the exception to the replyCaller
            replyCallerCaptor.getValue().error(expectedException);
            return null;
        }
    }).when(requestReplyManager).sendRequest(Mockito.<String>any(), Mockito.<DiscoveryEntryWithMetaInfo>any(), Mockito.<Request>any(), Mockito.<MessagingQos>any());
    boolean exceptionThrown = false;
    String reply = "";
    final Future<String> future = proxy.asyncMethod(callback);
    try {
        // the test usually takes only 200 ms, so if we wait 1 sec, something has gone wrong
        reply = future.get(1000);
    } catch (JoynrCommunicationException e) {
        exceptionThrown = true;
    }
    Assert.assertTrue("exception must be thrown from get", exceptionThrown);
    verify(callback).onFailure(expectedException);
    verifyNoMoreInteractions(callback);
    Assert.assertEquals(RequestStatusCode.ERROR, future.getStatus().getCode());
    Assert.assertEquals("", reply);
}

Example 5 with JoynrCommunicationException

use of io.joynr.exceptions.JoynrCommunicationException in project joynr by bmwcarit.

the class ConsumerApplication method run.

@SuppressWarnings("checkstyle:methodlength")
@Override
public void run() {
    DiscoveryQos discoveryQos = new DiscoveryQos();
    discoveryQos.setDiscoveryTimeoutMs(10000);
    discoveryQos.setCacheMaxAgeMs(Long.MAX_VALUE);
    discoveryQos.setArbitrationStrategy(ArbitrationStrategy.HighestPriority);
    ProxyBuilder<SystemIntegrationTestProxy> proxyBuilder = runtime.getProxyBuilder(providerDomain, SystemIntegrationTestProxy.class);
    boolean success = false;
    try {
        systemIntegrationTestProxy = proxyBuilder.setMessagingQos(new MessagingQos(10000)).setDiscoveryQos(discoveryQos).build(new ProxyCreatedCallback<SystemIntegrationTestProxy>() {

            @Override
            public void onProxyCreationFinished(SystemIntegrationTestProxy result) {
                LOG.info("proxy created");
                proxyCreated.release();
            }

            @Override
            public void onProxyCreationError(JoynrRuntimeException error) {
                LOG.error("error creating proxy");
            }
        });
        try {
            if (proxyCreated.tryAcquire(11000, TimeUnit.MILLISECONDS) == false) {
                throw new DiscoveryException("proxy not created in time");
            }
        } catch (InterruptedException e) {
            throw new DiscoveryException("proxy not created in time");
        }
        try {
            int addendA = 3333333;
            int addendB = 4444444;
            Integer sum = systemIntegrationTestProxy.add(addendA, addendB);
            if (sum != null && sum == (addendA + addendB)) {
                LOG.info("SIT RESULT success: Java consumer -> " + providerDomain + " (" + addendA + " + " + addendB + " =  " + sum + ")");
                success = true;
            }
        } catch (Exception e) {
        // fallthrough
        }
    } catch (DiscoveryException | JoynrCommunicationException e) {
    // fallthrough
    }
    if (!success) {
        LOG.info("SIT RESULT error: Java consumer -> " + providerDomain);
    }
    System.exit((success) ? 0 : 1);
}