public ProfessorsSqlBll(IProfessorsSqlDal professorsSqlDal, ILogger <ProfessorsSqlBll> logger) { _professorsSqlDal = professorsSqlDal ?? throw new ArgumentNullException(nameof(professorsSqlDal)); _logger = logger ?? throw new ArgumentNullException(nameof(logger)); }
public ProfessorsSqlBll(ILogger <ProfessorsSqlBll> logger, IProfessorsSqlDal professorsSqlDal) { _professorsSqlDal = professorsSqlDal; _logger = logger; }