private async Task UnsubscribeAsync(string messageTypeName)
{
var brokerServiceName = await _brokerServiceLocator.LocateAsync();
var brokerService = await ServiceFabric.PubSubActors.PublisherActors.PublisherActorExtensions.GetBrokerServiceForMessageAsync(messageTypeName, brokerServiceName);
var serviceReference = SubscriberServiceExtensions.CreateServiceReference(Context, Partition.PartitionInfo);
await brokerService.UnregisterServiceSubscriberAsync(serviceReference, messageTypeName, false);
ServiceEventSource.Current.ServiceMessage(this, $"Unsubscribing from Message Type {messageTypeName}.");
}
private async Task SubscribeAsync(string messageTypeName, bool useConcurrentBroker)
{
var builder = new UriBuilder(Context.CodePackageActivationContext.ApplicationName);
if (useConcurrentBroker)
{
builder.Path += "/ConcurrentBrokerService";
}
else
{
builder.Path += "/BrokerService";
}
var brokerSvcLocation = builder.Uri;
ServiceEventSource.Current.ServiceMessage(this, $"Using Broker Service at '{brokerSvcLocation}'.");
var brokerService = await ServiceFabric.PubSubActors.PublisherActors.PublisherActorExtensions.GetBrokerServiceForMessageAsync(messageTypeName, brokerSvcLocation);
var serviceReference = SubscriberServiceExtensions.CreateServiceReference(Context, Partition.PartitionInfo);
await brokerService.RegisterServiceSubscriberAsync(serviceReference, messageTypeName);
ServiceEventSource.Current.ServiceMessage(this, $"Subscribing to Message Type {messageTypeName}.");
}