protected virtual object ExecuteCalculation(Calculator calc)
{
return(null);
}
protected override object ExecuteCalculation(Calculator calc)
{
return(calc.LessThanEqual(argument1, argument2));
}
protected override object ExecuteCalculation(Calculator calc)
{
return(calc.Power(argument1, argument2));
}
protected override object ExecuteCalculation(Calculator calc)
{
return calc.Subtract(argument1, argument2);
}
protected override object ExecuteCalculation(Calculator calc)
{
return(calc.GreaterThan(argument1, argument2));
}
protected override object ExecuteCalculation(Calculator calc)
{
return calc.Multiply(argument1, argument2);
}
protected override object ExecuteCalculation(Calculator calc)
{
object result = calc.Add(argument1, argument2);
// TODO: complete message
if (result == null) throw new ArgumentException("Can't add ....");
return result;
}
protected override object ExecuteCalculation(Calculator calc)
{
return calc.NotEqual(argument1, argument2);
}
protected virtual object ExecuteCalculation(Calculator calc)
{
return null;
}
protected override object ExecuteCalculation(Calculator calc)
{
return calc.LessThan(argument1, argument2);
}