FastQuant.DataSeries.OpenRead C# (CSharp) Method

        internal void OpenRead()
        {
            lock (Sync)
            {
                if (this.readOpened)
                {
                    Console.WriteLine("DataSeries::OpenRead already read open");
                    return;
                }
                this.cache = this.cache ?? ReadCache();
                this.readOpened = true;                
            }
        }