private static void AddEnvelopeReceiver <T>(
IList <ReceiverFactoryPredicate <T> > envelopeReceivers,
Func <IEnvelopeReceiver <T> > receiverFactory,
Func <T, Task <bool> > predicate,
int priority) where T : Envelope, new()
{
if (receiverFactory == null)
{
throw new ArgumentNullException(nameof(receiverFactory));
}
if (predicate == null)
{
predicate = envelope => TaskUtil.TrueCompletedTask;
}
var predicateReceiverFactory = new ReceiverFactoryPredicate <T>(receiverFactory, predicate, priority);
envelopeReceivers.Add(predicateReceiverFactory);
}
private void AddEnvelopeReceiver <T>(
IList <ReceiverFactoryPredicate <T> > envelopeReceivers,
Func <IEnvelopeReceiver <T> > receiverFactory,
Func <T, Task <bool> > predicate,
int priority) where T : Envelope, new()
{
if (_listener.Listening)
{
throw new InvalidOperationException("Cannot add receivers while the listener is running");
}
if (receiverFactory == null)
{
throw new ArgumentNullException(nameof(receiverFactory));
}
if (predicate == null)
{
throw new ArgumentNullException(nameof(predicate));
}
var predicateReceiverFactory = new ReceiverFactoryPredicate <T>(receiverFactory, predicate, priority);
envelopeReceivers.Add(predicateReceiverFactory);
}
