public ConnectedProjectionsCommandHandler(
IConnectedProjectionsSubscriptionRunner subscriptionRunner,
IConnectedProjectionsCatchUpRunner catchUpRunner,
IConnectedProjectionsCommandBus commandBus,
ILoggerFactory loggerFactory)
{
_subscriptionRunner = subscriptionRunner ?? throw new ArgumentNullException(nameof(subscriptionRunner));
_catchUpRunner = catchUpRunner ?? throw new ArgumentNullException(nameof(catchUpRunner));
_commandBus = commandBus ?? throw new ArgumentNullException(nameof(commandBus));
_logger = loggerFactory?.CreateLogger <ConnectedProjectionsCommandHandler>() ?? throw new ArgumentNullException(nameof(loggerFactory));
}
