Npgsql.WriteBuffer.Clear C# (CSharp) Method

        internal void Clear()
        {
            WritePosition = 0;
        }

        public void Close()
        {
            if (_isDisposed)
            {
                return;
            }

            if (_column != -1 && _column != NumColumns)
            {
                Log.Error("Binary importer closed in the middle of a row, cancelling import.");
                _buf.Clear();
                Cancel();
                return;
            }

            WriteTrailer();
            _buf.Flush();
            _buf.EndCopyMode();

            var connector = _connector;

            connector.SendMessage(CopyDoneMessage.Instance);
            try
            {
                connector.ReadExpecting <CommandCompleteMessage>();
                connector.ReadExpecting <ReadyForQueryMessage>();
            }
            finally
            {
                Cleanup();
                connector.EndUserAction();
            }
        }