How to use

createBatch

method

in

com.microsoft.azure.eventhubs.EventHubClient

/**
 * Creates an Empty Collection of {@link EventData}.
 * The same partitionKey must be used while sending these events using {@link EventHubClient#send(EventDataBatch)}.
 *
 * @return the empty {@link EventDataBatch}, after negotiating maximum message size with EventHubs service
 * @throws EventHubException if the Microsoft Azure Event Hubs service encountered problems during the operation.
 */
default EventDataBatch createBatch() throws EventHubException {
  return this.createBatch(new BatchOptions());
}