// Internal so it can be overridden in tests
internal virtual void StartCleanupTimer()
{
lock (_cleanupTimerLock)
{
if (_cleanupTimer == null)
{
_cleanupTimer = NonCapturingTimer.Create(_cleanupCallback, this, DefaultCleanupInterval, Timeout.InfiniteTimeSpan);
}
}
}
private void StartExpiryTimerSlow(TimerCallback callback)
{
Debug.Assert(Lifetime != Timeout.InfiniteTimeSpan);
lock (_lock)
{
if (Volatile.Read(ref _timerInitialized))
{
return;
}
_callback = callback;
_timer = NonCapturingTimer.Create(_timerCallback, this, Lifetime, Timeout.InfiniteTimeSpan);
_timerInitialized = true;
}
}