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

        private static Stream CreateDownloadStream(string filePath, bool append)
        {
            Stream downloadStream;
            if (append && File.Exists(filePath))
                downloadStream = new FileStream(filePath, FileMode.Append, FileAccess.Write, FileShare.Read, S3Constants.DefaultBufferSize);
            else
                downloadStream = new FileStream(filePath, FileMode.Create, FileAccess.ReadWrite, FileShare.Read, S3Constants.DefaultBufferSize);
            return downloadStream;
        }