FastQuant.DataSeries.WriteKey C# (CSharp) Méthode

        private void WriteKey(DataKey key)
        {
            long num = key.position;
            this.file.WriteKey(key);
            if (key.position != num)
            {
                DataKey @class = null;
                if (key.number != 0)
                    @class = this.cache[key.number - 1];
                if (@class != null)
                {
                    @class.next = key.position;
                    if ([email protected])
                        SetNext(key.prev, key.position);
                }
                else if (key.prev != -1)
                    SetNext(key.prev, key.position);

                DataKey class2 = null;
                if (key.number != this.bufferCount - 1)
                    class2 = this.cache[key.number + 1];

                if (class2 != null)
                {
                    class2.prev = key.position;
                    if (!class2.changed)
                        SetPrev(key.next, key.position);
                }
                else if (key.next != -1)
                    SetPrev(key.next, key.position);
            }
            if (key == this.writeKey)
            {
                if (this.position1 == -1)
                    this.position1 = this.writeKey.position;
                this.position2 = this.writeKey.position;
            }
            this.file.WriteKey(this.key);
        }