private TinyMessageSubscriptionToken AddSubscriptionInternal<TMessage>(Action<TMessage> deliveryAction, Func<TMessage, bool> messageFilter, bool strongReference, ITinyMessageProxy proxy)
where TMessage : class, ITinyMessage
{
if (deliveryAction == null)
throw new ArgumentNullException("deliveryAction");
if (messageFilter == null)
throw new ArgumentNullException("messageFilter");
if (proxy == null)
throw new ArgumentNullException("proxy");
lock (_SubscriptionsPadlock)
{
List<SubscriptionItem> currentSubscriptions;
if (!_Subscriptions.TryGetValue(typeof(TMessage), out currentSubscriptions))
{
currentSubscriptions = new List<SubscriptionItem>();
_Subscriptions[typeof(TMessage)] = currentSubscriptions;
}
var subscriptionToken = new TinyMessageSubscriptionToken(this, typeof(TMessage));
ITinyMessageSubscription subscription;
if (strongReference)
subscription = new StrongTinyMessageSubscription<TMessage>(subscriptionToken, deliveryAction, messageFilter);
else
subscription = new WeakTinyMessageSubscription<TMessage>(subscriptionToken, deliveryAction, messageFilter);
currentSubscriptions.Add(new SubscriptionItem(proxy, subscription));
return subscriptionToken;
}
}
private MessageHubSubscriptionToken AddSubscriptionInternal <TMessage>(
Action <TMessage> deliveryAction,
Func <TMessage, bool> messageFilter,
bool strongReference,
IMessageHubProxy proxy)
where TMessage : class, IMessageHubMessage
{
if (deliveryAction == null)
{
throw new ArgumentNullException(nameof(deliveryAction));
}
if (messageFilter == null)
{
throw new ArgumentNullException(nameof(messageFilter));
}
if (proxy == null)
{
throw new ArgumentNullException(nameof(proxy));
}
lock (_subscriptionsPadlock)
{
if (!_subscriptions.TryGetValue(typeof(TMessage), out var currentSubscriptions))
{
currentSubscriptions = new List <SubscriptionItem>();
_subscriptions[typeof(TMessage)] = currentSubscriptions;
}
var subscriptionToken = new MessageHubSubscriptionToken(this, typeof(TMessage));
IMessageHubSubscription subscription;
if (strongReference)
{
subscription = new StrongTinyMessageSubscription <TMessage>(
subscriptionToken,
deliveryAction,
messageFilter);
}
else
{
subscription = new WeakTinyMessageSubscription <TMessage>(
subscriptionToken,
deliveryAction,
messageFilter);
}
currentSubscriptions.Add(new SubscriptionItem(proxy, subscription));
return(subscriptionToken);
}
}
private TinyMessageSubscriptionToken AddSubscriptionInternal <TMessage>(
Action <TMessage> deliveryAction, Func <TMessage, bool> messageFilter, bool strongReference,
ITinyMessageProxy proxy)
where TMessage : class, ITinyMessage
{
if (deliveryAction == null)
{
throw new ArgumentNullException("deliveryAction");
}
if (messageFilter == null)
{
throw new ArgumentNullException("messageFilter");
}
if (proxy == null)
{
throw new ArgumentNullException("proxy");
}
lock (_SubscriptionsPadlock) {
var subscriptionToken = new TinyMessageSubscriptionToken(this, typeof(TMessage));
ITinyMessageSubscription subscription;
if (strongReference)
{
subscription = new StrongTinyMessageSubscription <TMessage>(subscriptionToken, deliveryAction, messageFilter);
}
else
{
subscription = new WeakTinyMessageSubscription <TMessage>(subscriptionToken, deliveryAction, messageFilter);
}
_Subscriptions.Add(new SubscriptionItem(proxy, subscription));
return(subscriptionToken);
}
}
