Read CSV file using X++

class RGReadSample
{       
    ///

    /// Runs the class with the specified arguments.
    ///

    /// The specified arguments.
    public static void main(Args _args)
    {       
        AsciiStreamIo                                   file;
        Array                                           fileLines;
        FileUploadTemporaryStorageResult                fileUpload;
        fileUpload = File::GetFileFromUser() as FileUploadTemporaryStorageResult;
        file = AsciiStreamIo::constructForRead(fileUpload.openResult());
        if (file)
        {
            if (file.status())
            {
                throw error("@SYS52680");
            }
            file.inFieldDelimiter(',');
            file.inRecordDelimiter('\r\n');
        }
        container record;
        while (!file.status())
        {
            record = file.read();
            if (conLen(record))
            {
                info(strFmt("%1 - %2",conPeek(record,1),conPeek(record,2)));
            }
        }
        info("done");
    }
}