public override void OnUnsubscribing(ISubscriberResult subscription)
{
if (!_byeItem.Equals(default(T)))
{
subscription.WriteAsync(_byeItem, CancellationToken.None);
}
}
public static SubscriptionResult MapSourceToResponseEventAsync(
IExecutorContext context,
ISubscriberResult subscriberResult,
OperationDefinition subscription,
IReadOnlyDictionary <string, object?> coercedVariableValues,
Func <Exception, ExecutionError> formatError,
CancellationToken cancellationToken)
{
if (context == null)
{
throw new ArgumentNullException(nameof(context));
}
if (subscriberResult == null)
{
throw new ArgumentNullException(nameof(subscriberResult));
}
if (subscription == null)
{
throw new ArgumentNullException(nameof(subscription));
}
if (coercedVariableValues == null)
{
throw new ArgumentNullException(nameof(coercedVariableValues));
}
if (formatError == null)
{
throw new ArgumentNullException(nameof(formatError));
}
var responseStream = Channel.CreateUnbounded <ExecutionResult>();
var reader = subscriberResult.Reader;
// execute event
var _ = reader.TransformAndWriteTo(responseStream, item => ExecuteSubscriptionEventAsync(
context,
subscription,
coercedVariableValues,
item,
formatError));
return(new SubscriptionResult(responseStream));
}
public override void OnSubscribed(ISubscriberResult subscription)
{
subscription.WriteAsync("value", CancellationToken.None)
.AsTask()
.Wait();
}
public virtual void OnUnsubscribing(ISubscriberResult subscription)
{
}
public virtual void OnSubscribed(ISubscriberResult subscription)
{
}
