System.IO.BufferedStream.FlushWrite C# (CSharp) Метод

        private void FlushWrite()
        {
            Debug.Assert(_readPos == 0 && _readLen == 0,
                            "BufferedStream: Read buffer must be empty in FlushWrite!");
            Debug.Assert(_buffer != null && _bufferSize >= _writePos,
                            "BufferedStream: Write buffer must be allocated and write position must be in the bounds of the buffer in FlushWrite!");

            _stream.Write(_buffer, 0, _writePos);
            _writePos = 0;
            _stream.Flush();
        }