System.Net.WebSockets.WebSocketBase.SendFrameAsync C# (CSharp) Method

        private async Task SendFrameAsync(IList<ArraySegment<byte>> sendBuffers, CancellationToken cancellationToken)
        {
            bool sendFrameLockTaken = false;
            try
            {
                await _sendFrameThrottle.WaitAsync(cancellationToken).SuppressContextFlow();
                sendFrameLockTaken = true;

                if (sendBuffers.Count > 1 &&
                    _innerStreamAsWebSocketStream != null &&
                    _innerStreamAsWebSocketStream.SupportsMultipleWrite)
                {
                    await _innerStreamAsWebSocketStream.MultipleWriteAsync(sendBuffers,
                        cancellationToken).SuppressContextFlow();
                }
                else
                {
                    foreach (ArraySegment<byte> buffer in sendBuffers)
                    {
                        await _innerStream.WriteAsync(buffer.Array,
                            buffer.Offset,
                            buffer.Count,
                            cancellationToken).SuppressContextFlow();
                    }
                }
            }
            catch (ObjectDisposedException objectDisposedException)
            {
                throw new WebSocketException(WebSocketError.ConnectionClosedPrematurely, objectDisposedException);
            }
            catch (NotSupportedException notSupportedException)
            {
                throw new WebSocketException(WebSocketError.ConnectionClosedPrematurely, notSupportedException);
            }
            finally
            {
                if (sendFrameLockTaken)
                {
                    _sendFrameThrottle.Release();
                }
            }
        }