public void Unsubscribed(List <DMSType> topics)
{
OperationContext context = OperationContext.Current;
ISCADAForwarding client = context.GetCallbackChannel <ISCADAForwarding>();
if (!subscribers.ContainsKey(client))
{
return;
}
foreach (DMSType topic in topics)
{
if (!subscribers[client].Contains(topic))
{
continue;
}
subscribers[client].Remove(topic);
}
if (subscribers[client].Count != 0)
{
return;
}
subscribers.Remove(client);
}
public void Subscribed(List <DMSType> topics)
{
OperationContext context = OperationContext.Current;
ISCADAForwarding client = context.GetCallbackChannel <ISCADAForwarding>();
if (!subscribers.ContainsKey(client))
{
subscribers.Add(client, topics);
}
foreach (DMSType topic in topics)
{
if (subscribers[client].Contains(topic))
{
continue;
}
subscribers[client].Add(topic);
}
}
