private void RemoveFirst()
{
// Remove from LRUPriority
LinkedListNode <CacheItem> node = _lruList.First;
_lruList.RemoveFirst();
// Remove from cache
_cacheMap.Remove(node.Value.Key);
// Notify of event removed
CacheItemRemoved?.Invoke(node.Value);
}
void IObserver <CacheItemRemoved <TValue> > .OnNext(CacheItemRemoved <TValue> value)
{
TIndex key = _keyProvider(value.Value);
_index.TryRemove(key);
}
protected virtual void OnCacheItemRemoved(CacheItemRemovedEventArgs args)
{
CacheItemRemoved?.Invoke(this, args);
}
