FastQuant.DataSeries.OpenWrite C# (CSharp) Méthode

        internal void OpenWrite()
        {
            lock (Sync)
            {
                if (this.writeOpened)
                {
                    Console.WriteLine("DataSeries::OpenWrite already write open");
                    return;
                }
                this.cache = this.cache ?? ReadCache();

                if (this.bufferCount != 0 && this.cache[this.bufferCount - 1] != null)
                {
                    this.writeKey = this.cache[this.bufferCount - 1];
                    this.writeKey.GetObjects();
                }
                else
                {
                    if (this.position2 != -1)
                    {
                        this.writeKey = ReadKey(this.position2);
                        this.writeKey.number = this.bufferCount - 1;
                        this.writeKey.GetObjects();
                    }
                    else
                    {
                        this.writeKey = new DataKey(this.file)
                        {
                            number = 0,
                            changed = true
                        };
                        this.bufferCount = 1;
                    }
                    this.cache[this.writeKey.number] = this.writeKey;
                }
                if (this.cacheKey.position != -1)
                    this.file.DeleteKey(this.cacheKey, false, false);

                this.cachePosition = -1;
                this.file.WriteKey(this.key);
                this.writeOpened = true;
            }
        }