private List <TItem> LoadFromCache()
{
if (_cacheKey == null)
{
return(null);
}
var list = CacheStorage.GetStringList(_cacheKey);
var result = new List <TItem>((list as IReadOnlyList <string>)?.Count ?? 50);
foreach (var obj in list)
{
var item = LoadFromCache(obj);
if (item != null)
{
result.AddSorted(item, this);
}
}
result.Capacity = result.Count;
return(result);
}