internal void Unsubscribe(ChannelSubscriptionBase <T> subscription)
{
Guard.ArgumentNotNull(subscription, "subscription");
lock (_instanceLock)
{
var _subscribers = _subscriptions.ToArray();
foreach (var _subscriber in _subscribers)
{
if (_subscriber.Subscriber == null)
{
_subscriptions.Remove(_subscriber);
}
else if (Object.ReferenceEquals(_subscriber, subscription))
{
_subscriptions.Remove(_subscriber);
}
}
}
}
private IDisposable OnSubscribeInternal(IObserver <T> subscriber, ThreadOption threadOption, bool useWeakReference)
{
Guard.ArgumentNotNull(subscriber, "subscriber");
ChannelSubscriptionBase <T> _subscription = null;
if (useWeakReference)
{
_subscription = new WeakChannelSubscription <T>(threadOption, subscriber);
}
else
{
_subscription = new ChannelSubscription <T>(threadOption, subscriber);
}
lock (_instanceLock)
{
// we add it to our collection
_subscriptions.Add(_subscription);
}
// we return
return(_subscription);
}