public bool IsSquelched(Object obj = null)
{
var now = DateTime.Now.Ticks;
ClearExpiredSquelches();
if (obj == null)
{
obj = String.Empty;
}
if (SquelchedObjects.ContainsValue(obj))
{
return(true);
}
Tuple <int, long> seen;
if (SeenObjects.TryGetValue(obj, out seen))
{
// Item1 = count, Item2 = last seen
var elapsed = new TimeSpan(now - seen.Item2);
if (elapsed.TotalMilliseconds > Throttle.SquelchWithin)
{
Logger.Info("SeenObjects being reset with new tuple");
SeenObjects[obj] = new Tuple <int, long>(0, now);
}
else
{
if (seen.Item1 + 1 >= Throttle.SquelchCount)
{
// Squelched
Logger.Info("Squelched");
SquelchedObjects[now] = obj;
return(true);
}
else
{
SeenObjects[obj] = new Tuple <int, long>(seen.Item1 + 1, now);
}
}
}
else
{
SeenObjects[obj] = new Tuple <int, long>(0, now);
}
return(false);
}
private void ClearExpiredSquelches()
{
var now = DateTime.Now.Ticks;
Logger.InfoFormat("Clearing expired squelches");
var keys = new List <long>(SquelchedObjects.Keys);
foreach (var when in keys)
{
var span = new TimeSpan(now - when);
if (span.TotalMilliseconds > Throttle.SquelchDuration)
{
Logger.InfoFormat("Removing squelched entry");
SquelchedObjects.Remove(when);
}
else
{
break;
}
}
}
