// Obtain the session on which the AMQP receiver link should be created and then delegate
// to the ISubscriberLinker implementation associated with the host item (Queue/Topic).
// The subscriber-linker will bind the message handler to the host item so it will be
// invoked when a message is received.
private void LinkSubscriber(HostItemSubscriber subscriber, ISubscriptionSettings subscriptionSettings)
{
Session session = ConnectionModule.CreateReceiverSession(subscriber.HostAttribute.HostName);
ISubscriberLinker linker = subscriber.HostItemAttribute.Linker;
linker.SetServices(DispatchModule, _serialization, Context.LoggerFactory);
// Delegate to the subscriber linker implementation to handle received messages:
linker.LinkSubscriber(session, subscriber, subscriptionSettings);
}
private async Task LinkHandlersToHostItems(ISubscriptionSettings subscriptionSettings)
{
if (subscriptionSettings == null)
{
throw new ArgumentNullException(nameof(subscriptionSettings));
}
// Initialize any host provided AMQP settings - i.e. creating host specific
// subscriptions to AMQP defined topics.
await _subscriptionSettings.ConfigureSettings();
ConnectionModule.SetReceiverConnectionCloseHandler(ReSetReceiverLinkOnClosedConn);
foreach (var subscriber in _subscribers)
{
LinkSubscriber(subscriber, subscriptionSettings);
}
}