public static int Operation(int firtsOperand, int secondOperand, EnumTypeOperation operation)
{
var operationFactory = new OperationFactory();
var opera = operationFactory.Fabricate(operation);
return(opera != null?opera.Calculate(firtsOperand, secondOperand) : 0);
}
public override IOperation Fabricate(EnumTypeOperation operation)
{
switch (operation)
{
case EnumTypeOperation.Add:
return(new AdditionOperation());
case EnumTypeOperation.Substract:
return(new SubstractionOperation());
case EnumTypeOperation.Multiplication:
return(new MultiplicationOperation());
case EnumTypeOperation.Division:
return(new DivisionOperation());
case EnumTypeOperation.None:
default:
return(null);
}
}
public abstract T Fabricate(EnumTypeOperation operation);
