public DatenbankArgs getKurse(int L_ID)
{
try
{
return(new DatenbankArgs(kta.GetDataBy(L_ID)));
}
catch (Exception ex)
{
return(new DatenbankArgs(ex.Message));
}
}
public DatenbankArgs getByLehrer(int L_ID)
{
try
{
DataTable data = kta.GetDataBy(L_ID);
if (data.Rows.Count == 0)
{
throw new Exception("Keine Kurse vorhanden.");
}
return(new DatenbankArgs(data));
}
catch (Exception ex)
{
return(new DatenbankArgs(ex.Message));
}
}