//https://dotnettutorials.net/lesson/dependency-inversion-principle/ static void Main(string[] args) { Invoice FInvoice = new FinalInvoice(); Invoice PInvoice = new ProposedInvoice(); Invoice RInvoice = new RecurringInvoice(); double FInvoiceAmount = FInvoice.GetInvoiceDiscount(10000); double PInvoiceAmount = PInvoice.GetInvoiceDiscount(10000); double RInvoiceAmount = RInvoice.GetInvoiceDiscount(10000); }
static void Main(string[] args) { Invoice FInvoice = new FinalInvoice(); Invoice PInvoice = new ProposedInvoice(); Invoice RInvoice = new RecurringInvoice(); Console.WriteLine(FInvoice.GetInvoiceDiscount(10000)); Console.WriteLine(PInvoice.GetInvoiceDiscount(10000)); Console.WriteLine(RInvoice.GetInvoiceDiscount(10000)); }
static void Main(string[] args) { //The Dependency Inversion Principle (DIP) states that high-level modules/classes should not depend on low-level modules/classes. //Both should depend upon abstractions. Secondly, abstractions should not depend upon details. Details should depend upon abstractions. //dependency inversion principle var employee = new EmployeeBusinessLogic(); Console.WriteLine(JsonSerializer.Serialize(employee.GetEmployeeDetails(1))); //dependency inversion principle //liskov substitution principle : This principle states that, if S is a subtype of T, then objects of type T should be replaced with the objects of type S. // yerine koyma Apple apple = new Orange(); Console.WriteLine(apple.GetColor()); //after Fruit fruit = new Avocado(); Console.WriteLine(fruit.GetColor()); fruit = new Banana(); Console.WriteLine(fruit.GetColor()); //liskov substitution principle //open close principle var invoice = new Invoice(); Console.WriteLine(invoice.GetInvoiceDiscount(1000, InvoiceType.FinalInvoice)); Console.WriteLine(invoice.GetInvoiceDiscount(1000, InvoiceType.ProposedInvoice)); //after InvoiceOCP fInvoice = new FinalInvoice(); InvoiceOCP pInvoice = new ProposedInvoice(); InvoiceOCP rInvoice = new RecurringInvoice(); Console.WriteLine(fInvoice.GetInvoiceDiscount(100)); Console.WriteLine(pInvoice.GetInvoiceDiscount(100)); Console.WriteLine(rInvoice.GetInvoiceDiscount(100)); //open close principle Console.Read(); /* * * Single Responsibility : Sınıflarımızın iyi tanımlanmış tek bir sorumluluğu olmalı. * Open/Closed : Sınıflarımız değişikliğe kapalı ancak yeni davranışların eklenmesine açık olmalı. * Liskov Substitution(yerine koyma) : Kodumuzda herhangi bir değişiklik yapmaya gerek kalmadan türetilmiş sınıfları (sub class) türedikleri ata sınıfın (base class) yerine kullanabilmeliyiz. * Interface Segregation : Genel kullanım amaçlı tek bir kontrat yerine daha özelleşmiş birden çok kontrat oluşturmayı tercih etmeliyiz. * Dependency Inversion : Katmanlı mimarilerde üst seviye modüller alt seviyedeki modüllere doğruda bağımlı olmamalıdır. * */ // https://dotnettutorials.net/lesson/dependency-inversion-principle/ }
static void Main(string[] args) { #region Single Responsible Principle Console.WriteLine("\n#-------------SR: Single Responsible Principle Violation---------------#\n"); SOLID_Principle.SRP.Violation.UserService userService = new SOLID_Principle.SRP.Violation.UserService(); userService.Register("*****@*****.**", "1234"); userService.ValidateEmail("*****@*****.**"); userService.SendEmail("*****@*****.**"); Console.WriteLine("\n#-------------SR: Single Responsible Principle Implement---------------#\n"); SOLID_Principle.SRP.Implementation.EmailService emailService = new SOLID_Principle.SRP.Implementation.EmailService(); emailService.ValidateEmail("*****@*****.**"); emailService.SendEmail("*****@*****.**"); SOLID_Principle.SRP.Implementation.UserService userService1 = new SOLID_Principle.SRP.Implementation.UserService(emailService); userService1.Register("*****@*****.**", "1234"); #endregion #region Open Close Principle Console.WriteLine("\n#-------------OC:Open Close Principle Violation---------------#\n"); SOLID_Principle.OCP.Violation.Invoice invoice = new SOLID_Principle.OCP.Violation.Invoice(); Console.WriteLine(invoice.GetInvoiceDiscount(10000, SOLID_Principle.OCP.Violation.InvoiceType.ProposedInvoice)); Console.WriteLine("\n#-------------OC:Open Close Principle Implement---------------#\n"); Invoice FInvoice = new FinalInvoice(); Invoice PInvoice = new ProposedInvoice(); Invoice RInvoice = new RecurringInvoice(); double FInvoiceAmount = FInvoice.GetInvoiceDiscount(10000); double PInvoiceAmount = PInvoice.GetInvoiceDiscount(10000); double RInvoiceAmount = RInvoice.GetInvoiceDiscount(10000); Console.WriteLine(PInvoiceAmount); #endregion #region Liscov Substiution Principle Console.WriteLine("\n#-------------LS:Liscov Substiution Principle Violation---------------#\n"); SOLID_Principle.LSP.Violation.Apple apple = new SOLID_Principle.LSP.Violation.Orange(); Console.WriteLine("I am an apple object of {0} color", apple.GetColor()); Console.WriteLine("\n#-------------LS:Liscov Substiution Principle Implementation---------------#\n"); SOLID_Principle.LSP.Implementation.Fruit fruit = new SOLID_Principle.LSP.Implementation.Orange(); Console.WriteLine(fruit.GetColor()); fruit = new SOLID_Principle.LSP.Implementation.Apple(); Console.WriteLine(fruit.GetColor()); #endregion #region Interface Segregation Console.WriteLine("\n#-------------IS:Interface Segregation Violation---------------#\n"); SOLID_Principle.ISP.Violation.HPLaserJetPrinter laserJetPrinter = new SOLID_Principle.ISP.Violation.HPLaserJetPrinter(); laserJetPrinter.PrintDuplex(""); SOLID_Principle.ISP.Violation.LiquidInkjetPrinter liquidInkjetPrinter = new SOLID_Principle.ISP.Violation.LiquidInkjetPrinter(); liquidInkjetPrinter.PrintDuplex(""); Console.WriteLine("\n#-------------IS:Interface Segregation Implement---------------#\n"); SOLID_Principle.ISP.Implementation.HPLaserJetPrinter laserJetPrinter1 = new SOLID_Principle.ISP.Implementation.HPLaserJetPrinter(); laserJetPrinter1.PrintDuplex(""); SOLID_Principle.ISP.Implementation.LiquidInkjetPrinter liquidInkjetPrinter1 = new SOLID_Principle.ISP.Implementation.LiquidInkjetPrinter(); liquidInkjetPrinter1.Print(""); #endregion #region Dependency Inversion Console.WriteLine("\n#-------------DI:Dependency Inversion Violation---------------#\n"); SOLID_Principle.DIP.Violation.EmployeeBusinessLogic obj = new SOLID_Principle.DIP.Violation.EmployeeBusinessLogic(); var result = obj.GetEmployeeDetails(1); Console.WriteLine($"Id:{result.ID},\nName:{result.Name},\nDepartment:{result.Department},\nSalary:{result.Salary}"); Console.WriteLine("\n#-------------DI:Dependency Inversion Implement---------------#\n"); SOLID_Principle.DIP.Implementation.EmployeeBusinessLogic obj1 = new SOLID_Principle.DIP.Implementation.EmployeeBusinessLogic(); var result1 = obj.GetEmployeeDetails(1); Console.WriteLine($"Id:{result1.ID},\nName:{result1.Name},\nDepartment:{result1.Department},\nSalary:{result1.Salary}"); #endregion }