Amazon.Runtime.Internal.Util.WrapperStream.GetSeekableBaseStream C# (CSharp) Метод

        public Stream GetSeekableBaseStream()
        {
            Stream baseStream = this;
            do
            {
                if (baseStream.CanSeek)
                    return baseStream;

                baseStream = (baseStream as WrapperStream).BaseStream;
            } while (baseStream is WrapperStream);

            if (!baseStream.CanSeek)
                throw new InvalidOperationException("Unable to find seekable stream");

            return baseStream;
        }