public SubscriptionResult(
IEventStream eventStream,
Func <IEventMessage, IExecutionContext> contextFactory,
ExecuteSubscriptionQuery executeQuery)
{
_eventStream = eventStream
?? throw new ArgumentNullException(nameof(eventStream));
_contextFactory = contextFactory
?? throw new ArgumentNullException(nameof(contextFactory));
_executeQuery = executeQuery
?? throw new ArgumentNullException(nameof(executeQuery));
}
public SubscriptionResult(
IAsyncEnumerable <object> sourceStream,
Func <object, IExecutionContext> contextFactory,
ExecuteSubscriptionQuery executeQuery,
IRequestServiceScope serviceScope,
CancellationToken cancellationToken)
{
_enumerator = new SubscriptionResultEnumerator(
sourceStream,
contextFactory,
executeQuery,
serviceScope,
cancellationToken);
}
public SubscriptionResultEnumerator(
IAsyncEnumerable <object> sourceStream,
Func <object, IExecutionContext> contextFactory,
ExecuteSubscriptionQuery executeQuery,
IRequestServiceScope serviceScope,
CancellationToken cancellationToken)
{
_sourceStream = sourceStream
.WithCancellation(cancellationToken)
.GetAsyncEnumerator();
_contextFactory = contextFactory;
_executeQuery = executeQuery;
_serviceScope = serviceScope;
_cancellationToken = cancellationToken;
serviceScope.HandleLifetime();
}
public SubscriptionResult(
IEventStream eventStream,
Func <IEventMessage, IExecutionContext> contextFactory,
ExecuteSubscriptionQuery executeQuery,
IRequestServiceScope serviceScope)
{
_eventStream = eventStream
?? throw new ArgumentNullException(nameof(eventStream));
_contextFactory = contextFactory
?? throw new ArgumentNullException(nameof(contextFactory));
_executeQuery = executeQuery
?? throw new ArgumentNullException(nameof(executeQuery));
_serviceScope = serviceScope
?? throw new ArgumentNullException(nameof(serviceScope));
_serviceScope.HandleLifetime();
}