Amazon.S3.Model.GetObjectResponse.WriteResponseStreamToFile C# (CSharp) Метод

        public void WriteResponseStreamToFile(string filePath, bool append)
        {
            CreateDirectory(filePath);
            Stream downloadStream = CreateDownloadStream(filePath, append);

            using (downloadStream)
            {
                long current = 0;

                byte[] buffer = new byte[S3Constants.DefaultBufferSize];
                int bytesRead = 0;

                long totalIncrementTransferred = 0;
                while ((bytesRead = this.ResponseStream.Read(buffer, 0, buffer.Length)) > 0)
                {
                    downloadStream.Write(buffer, 0, bytesRead);
                    current += bytesRead;
                    totalIncrementTransferred += bytesRead;

                    if (totalIncrementTransferred >= AWSSDKUtils.DefaultProgressUpdateInterval ||
                        current == this.ContentLength)
                    {
                        this.OnRaiseProgressEvent(filePath, totalIncrementTransferred, current, this.ContentLength);
                        totalIncrementTransferred = 0;
                    }
                }

                ValidateWrittenStreamSize(current);
            }
        }