protected void OnItemEvicted(ItemEvictedEventArgs <T> e)
{
var handler = ItemEvicted;
if (handler != null)
{
handler(this, e);
}
}
private void HandlePageEvicted(object sender, ItemEvictedEventArgs <int> e)
{
_requestedPages.Remove(e.Item);
_fetchedPages.Remove(e.Item);
_virtualItems.RemoveRange(e.Item * _pageSize, _pageSize);
}