private bool AddSubscription(EventProviderSubscription subscription)
{
if (subscription.Name == null && subscription.ProviderID == Guid.Empty)
{
throw new InvalidConfigurationException("Provided subscription missing name and GUID values");
}
var newSubscription = true;
if (this.subscriptions.Contains(subscription))
{
newSubscription = false;
var currentSubscription = this.subscriptions.First(s => s.Equals(subscription));
currentSubscription.MinimumLevel =
(EventLevel)Math.Max((int)currentSubscription.MinimumLevel, (int)subscription.MinimumLevel);
currentSubscription.Keywords |= subscription.Keywords;
}
else
{
this.subscriptions.Add(subscription);
}
return(newSubscription);
}
public void SubscribeToEvents(EventProviderSubscription subscription)
{
if (subscription == null)
{
throw new ArgumentNullException("subscription");
}
if (subscription.Source != null)
{
this.SubscribeToEvents(subscription.Source.Guid, subscription.MinimumLevel, subscription.Keywords);
}
else
{
this.SubscribeToEvents(subscription.ProviderID, subscription.MinimumLevel, subscription.Keywords);
}
}
private bool Equals(EventProviderSubscription other)
{
return(this.ProviderID.Equals(other.ProviderID) &&
string.Equals(this.Name, other.Name, StringComparison.OrdinalIgnoreCase));
}
public void SubscribeToEvents(EventProviderSubscription subscription)
{
if (subscription == null)
{
throw new ArgumentNullException("subscription");
}
if (subscription.Source != null)
{
this.SubscribeToEvents(subscription.Source, subscription.MinimumLevel, subscription.Keywords);
}
else
{
throw new NotSupportedException("Subscription to GUIDs is not supported");
}
}