Summer.Batch.Extra.Ebcdic.EbcdicReader.ReadDiscriminatorValue C# (CSharp) Method

        private string ReadDiscriminatorValue()
        {
            var position = _stream.Position;//mark
            byte[] bytes = Read(_fileFormat.DiscriminatorSize, null);//read
            _stream.Position = position; //reset
            return Encoding.GetEncoding(_fileFormat.Charset).GetString(bytes);
        }