How to use

sendSync

method

in

com.microsoft.azure.eventhubs.EventHubClient

  protected void sendMessage(final byte[] buffer) throws ProcessException {

    final EventHubClient sender = senderQueue.poll();
    if(null != sender) {
      try {
        sender.sendSync(new EventData(buffer));
      } catch (final ServiceBusException sbe) {
        throw new ProcessException("Caught exception trying to send message to eventbus", sbe);
      } finally {
        senderQueue.offer(sender);
      }
    }else{
      throw new ProcessException("No EventHubClients are configured for sending");
    }

  }
}

@Override
public void execute(Tuple tuple) {
  try {
    EventData sendEvent = new EventData(boltConfig.getEventDataFormat().serialize(tuple));
    if (boltConfig.getPartitionMode() && sender != null) {
      sender.sendSync(sendEvent);
    } else if (boltConfig.getPartitionMode() && sender == null) {
      throw new EventHubException("Sender is null");
    } else if (!boltConfig.getPartitionMode() && ehClient != null) {
      ehClient.sendSync(sendEvent);
    } else if (!boltConfig.getPartitionMode() && ehClient == null) {
      throw new EventHubException("ehclient is null");
    }
    collector.ack(tuple);
  } catch (EventHubException ex) {
    collector.reportError(ex);
    collector.fail(tuple);
  } catch (ServiceBusException e) {
    collector.reportError(e);
    collector.fail(tuple);
  }
}

public void send(final byte[] msg) throws EventHubException {
  if (msg != null) {
    EventData data = EventData.create(msg);
    this.eventHubSender.sendSync(data);
  }
}

public void send(final Iterable<byte[]> messages) throws EventHubException {
  if (messages != null) {
    LinkedList<EventData> events = new LinkedList<EventData>();
    for (byte[] message : messages) {
      events.add(EventData.create(message));
    }
    this.eventHubSender.sendSync(events);
  }
}

@Test
public void doAzureEventSourceSendTest() throws Exception {
ExecutorService executor = Executors.newSingleThreadExecutor();
final ConnectionStringBuilder connStr = new ConnectionStringBuilder().setNamespaceName("sitewhere")
  .setEventHubName("events").setSasKeyName("RootManageSharedAccessKey").setSasKey("xxx");
byte[] payloadBytes = EventsHelper.generateJsonMeasurementsMessage(DEVICE_TOKEN);
EventData sendEvent = EventData.create(payloadBytes);
final EventHubClient ehClient = EventHubClient.createSync(connStr.toString(), executor);
ehClient.sendSync(sendEvent);
ehClient.closeSync();
executor.shutdown();
}