public EventProcessorFactory(
IMessageHandler messageHandler,
IEventProcessingExceptionHandler exceptionHandler,
CancellationToken cancellationToken)
{
_messageProcessor = new EventMessageProcessor(messageHandler);
_exceptionHandler = exceptionHandler ?? throw new ArgumentNullException(nameof(exceptionHandler));
_cancellationToken = cancellationToken;
}
public EventProcessor(
EventMessageProcessor processor,
IEventProcessingExceptionHandler exceptionHandler,
CancellationToken cancellationToken)
{
_serializer = new EventDataSerializer();
_processor = processor;
_exceptionHandler = exceptionHandler;
_cancellationToken = cancellationToken;
}
public static void UseEventProcessor(
this IAppBuilder appBuilder,
EventProcessorHost eventProcessorHost,
IMessageHandler messageHandler,
IEventProcessingExceptionHandler exceptionHandler)
{
if (appBuilder == null)
{
throw new ArgumentNullException(nameof(appBuilder));
}
if (eventProcessorHost == null)
{
throw new ArgumentNullException(nameof(eventProcessorHost));
}
var processorFactory = new EventProcessorFactory(messageHandler, exceptionHandler, CancellationToken.None);
eventProcessorHost.RegisterEventProcessorFactoryAsync(processorFactory).Wait();
CancellationToken appDisposing = new AppProperties(appBuilder.Properties).OnAppDisposing;
appDisposing.Register(() => eventProcessorHost.UnregisterEventProcessorAsync().Wait());
}