示例#1
0
        static void Main(string[] args)
        {
            // create a subclass object and access base class functionality
            Console.WriteLine("***** This Employee class Hierarchy *****\n");
            SalesPerson fred = new SalesPerson
            {
                Age         = 31,
                Name        = "Fred",
                SalesNumber = 50
            };

            // Nested Type Definitions
            // Create and use the public inner class
            // example: Employee.BenefitPackage.BenefitPackageLevel.Platinum;

            Manager chucky = new Manager("Chucky", 50, 92, 100000, "333-23-2322", 9000);
            double  cost   = chucky.GetBenefitCost(); // calling the BenefitPackage, a class instance within the employee class with its own property

            PTSalesPerson pauly = new PTSalesPerson("Paul", 22, 298, 28_000, "444-99-4990", 1, "Fred");

            // "Paul", 22, 298, 28_000, "444-99-4990", 1, "Fred" or "Chucky"

            // display how things are going
            Console.WriteLine($"\nSalesPerson *** {fred.GetName()} ***");
            fred.DisplayStats();

            Console.WriteLine($"\nManager *** {chucky.GetName()} ***");

            chucky.DisplayStats();

            Console.WriteLine($"\nPartTime SalesPerson *** {pauly.GetName()} ***");
            pauly.DisplayStats();
            Console.Write($"{pauly.GetName()} reports to:");
            Console.Write($"{pauly.ManagerName()}\n\n");

            // give a bonus
            float bonusAmt = 2_500;

            chucky.GiveBonus(bonusAmt);
            Console.WriteLine("{0} got a bonus of {1:c}!", chucky.Name, bonusAmt);
            chucky.DisplayStats();
            Console.WriteLine();

            SalesPerson fran = new SalesPerson("Fran", 43, 93, 3000, "932-32-3232", 31);

            fran.GiveBonus(200);
            fran.DisplayStats();
            Console.WriteLine();

            // give a promotion or two
            GivePromotion(fran);
            GivePromotion(pauly);

            Keyword_AS_Example();

            // temporarily showing Casting Examples method()
            CastingExamples();

            // the need for an abstract class:
            // Employee emmy = new Employee("Emma", 34, 239, 47_000, "324-23-3434");
            // emmy.DisplayStats();
            // to avoid allowing instantiation of an employee with no assignment/job classification
            // MUST remove keyword abstract from the Employee Class

            // pause program executions before exit
            Console.ReadLine();
        }