/// <summary>
/// Specify the <see cref="IExceptionHandler{TEvent}"/> to use with the event handler.
/// </summary>
/// <param name="exceptionHandler">the exception handler to use.</param>
public void With(IExceptionHandler <T> exceptionHandler)
{
var eventProcessor = _consumerRepository.GetEventProcessorFor(_eventHandler);
if (eventProcessor is IBatchEventProcessor <T> batchEventProcessor)
{
batchEventProcessor.SetExceptionHandler(exceptionHandler);
_consumerRepository.GetBarrierFor(_eventHandler).Alert();
}
else
{
throw new RuntimeException(
"EventProcessor: " + eventProcessor + " is not a BatchEventProcessor " +
"and does not support exception handlers.");
}
}
/// <summary> /// Get the <see cref="ISequenceBarrier"/> used by a specific handler. Note that the <see cref="ISequenceBarrier"/> /// may be shared by multiple event handlers. /// </summary> /// <param name="handler">the handler to get the barrier for</param> /// <returns>the SequenceBarrier used by the given handler</returns> public ISequenceBarrier GetBarrierFor(IValueEventHandler <T> handler) => _consumerRepository.GetBarrierFor(handler);
/// <summary>
/// Get the <see cref="ISequenceBarrier"/> used by a specific handler. Note that the <see cref="ISequenceBarrier"/> may be shared by multiple event handlers.
/// </summary>
/// <param name="handler"></param>
/// <returns></returns>
public ISequenceBarrier GetBarrierFor(IEventHandler <T> handler)
{
return(_consumerRepository.GetBarrierFor(handler));
}