Beispiel #1
0
        static void Main(string[] args)
        {
            bool exit = false;

            while (!exit)
            {
                Console.WriteLine();
                Console.WriteLine("1 - Regular DI usage");
                Console.WriteLine("2 - Specific service locator");
                Console.WriteLine("3 - General service locator");
                Console.WriteLine("4 - Lifetime scope");
                Console.WriteLine("5 - Assembly scanning");
                Console.WriteLine("6 - Module usage");
                Console.WriteLine("7 - One-to-many");
                Console.WriteLine("0 - Exit");
                Console.WriteLine();
                Console.Write("Select demo initialization: ");
                string choice = Console.ReadLine();
                if (choice == "0")
                {
                    exit = true;
                }
                else
                {
                    OrderInfo orderInfo = new OrderInfo()
                    {
                        CustomerName = "Shreesha",
                        Email        = "*****@*****.**",
                        Product      = "Laptop",
                        Price        = 1200,
                        CreditCard   = "1234567890"
                    };

                    Console.WriteLine();
                    Console.WriteLine("Order Processing:");
                    Console.WriteLine();

                    ContainerBuilder builder = new ContainerBuilder();

                    switch (choice)
                    {
                    case "1":
                        #region regular container usage
                        builder.RegisterType <Commerce1>();
                        builder.RegisterType <BillingProcessor>().As <IBillingProcessor>();
                        builder.RegisterType <CustomerProcessor>().As <ICustomerProcessor>();
                        builder.RegisterType <NotificationProcessor>().As <INotificationProcessor>();
                        builder.RegisterType <LoggingProcessor>().As <ILoggingProcessor>();

                        Container = builder.Build();

                        Commerce1 commerce1 = Container.Resolve <Commerce1>();

                        commerce1.ProcessOrder(orderInfo);
                        #endregion

                        break;

                    case "2":
                        #region specific service locator (Commerce2)
                        builder.RegisterType <Commerce2>();
                        builder.RegisterType <BillingProcessor>().As <IBillingProcessor>();
                        builder.RegisterType <CustomerProcessor>().As <ICustomerProcessor>();
                        builder.RegisterType <NotificationProcessor>().As <INotificationProcessor>();
                        builder.RegisterType <LoggingProcessor>().As <ILoggingProcessor>();
                        builder.RegisterType <BillingProcessorLocator>().As <IBillingProcessorLocator>();

                        Container = builder.Build();

                        Commerce2 commerce2 = Container.Resolve <Commerce2>();

                        commerce2.ProcessOrder(orderInfo);
                        #endregion

                        break;

                    case "3":
                        #region general service locator (Commerce3)
                        builder.RegisterType <Commerce3>();
                        builder.RegisterType <BillingProcessor>().As <IBillingProcessor>();
                        builder.RegisterType <CustomerProcessor>().As <ICustomerProcessor>();
                        builder.RegisterType <NotificationProcessor>().As <INotificationProcessor>();
                        builder.RegisterType <LoggingProcessor>().As <ILoggingProcessor>();
                        builder.RegisterType <ProcessorLocator>().As <IProcessorLocator>();

                        Container = builder.Build();

                        Commerce3 commerce3 = Container.Resolve <Commerce3>();

                        commerce3.ProcessOrder(orderInfo);
                        #endregion

                        break;

                    case "4":
                        #region lifetime scope & singleton (Commerce4)
                        builder.RegisterType <Commerce4>();
                        builder.RegisterType <BillingProcessor>().As <IBillingProcessor>().InstancePerLifetimeScope();
                        builder.RegisterType <CustomerProcessor>().As <ICustomerProcessor>().InstancePerLifetimeScope();
                        builder.RegisterType <NotificationProcessor>().As <INotificationProcessor>().InstancePerLifetimeScope();
                        builder.RegisterType <LoggingProcessor>().As <ILoggingProcessor>().InstancePerLifetimeScope();
                        builder.RegisterType <ProcessorLocator2>().As <IProcessorLocator2>();
                        builder.RegisterType <SingleTester>().As <ISingleTester>();   //.SingleInstance();

                        Container = builder.Build();

                        #region sample lifetime scope resolving
                        //using (ILifetimeScope scope = Container.BeginLifetimeScope())
                        //{
                        //    Commerce4 scopedCommerce = scope.Resolve<Commerce4>();
                        //}

                        // if dependencies were 'Disposable', they would now be disposed and released
                        // without lifetime scope, the container would hold on to disposable components
                        #endregion

                        Commerce4 commerce4 = Container.Resolve <Commerce4>();

                        commerce4.ProcessOrder(orderInfo);

                        Console.WriteLine("Press 'Enter' to process again...");
                        Console.ReadLine();

                        commerce4 = Container.Resolve <Commerce4>();
                        commerce4.ProcessOrder(orderInfo);

                        #endregion

                        break;

                    case "5":
                        #region assembly scanning (Commerce5)
                        builder.RegisterType <Commerce5>();
                        builder.RegisterAssemblyTypes(Assembly.GetExecutingAssembly())
                        .Where(t => t.Name.EndsWith("Processor"))
                        .As(t => t.GetInterfaces().FirstOrDefault(
                                i => i.Name == "I" + t.Name));

                        Container = builder.Build();

                        Commerce5 commerce5 = Container.Resolve <Commerce5>();

                        commerce5.ProcessOrder(orderInfo);
                        #endregion

                        break;

                    case "6":
                        #region module usage (Commerce6)
                        builder.RegisterType <Commerce6>();
                        builder.RegisterModule <ProcessorRegistrationModule>();

                        Container = builder.Build();

                        Commerce6 commerce6 = Container.Resolve <Commerce6>();

                        commerce6.ProcessOrder(orderInfo);
                        #endregion

                        break;

                    case "7":
                        #region one-to-many (Commerce7)

                        builder.RegisterModule(new AttributedMetadataModule());
                        builder.RegisterType <Commerce7>().AsSelf();
                        builder.RegisterType <BillingProcessor>().As <IBillingProcessor>();
                        builder.RegisterType <CustomerProcessor>().As <ICustomerProcessor>();
                        builder.RegisterType <NotificationProcessor>().As <INotificationProcessor>();
                        builder.RegisterType <LoggingProcessor>().As <ILoggingProcessor>();
                        builder.RegisterType <ProcessorLocator>().As <IProcessorLocator>();


                        // Regular Registration
                        //builder.RegisterAssemblyTypes(Assembly.GetExecutingAssembly())
                        //    .Where(t => t.Name.StartsWith("Plugin"))
                        //    .As<IPostOrderPlugin>();

                        // Regular Registration
                        //builder.RegisterType<Plugin1>().As<IPostOrderPlugin>();
                        //builder.RegisterType<Plugin2>().As<IPostOrderPlugin>();
                        //builder.RegisterType<Plugin3>().As<IPostOrderPlugin>();


                        // Named Registration
                        builder.RegisterType <Plugin1>().Keyed <IPostOrderPlugin>("Plugin1");
                        builder.RegisterType <Plugin2>().Keyed <IPostOrderPlugin>("Plugin2");
                        builder.RegisterType <Plugin3>().Keyed <IPostOrderPlugin>("Plugin3");


                        // Specifying Which Class to use for Commerce7
                        var FinalImplentation = "Plugin2";
                        builder.Register(c => new Commerce7(c.Resolve <IProcessorLocator>(), c.ResolveNamed <IPostOrderPlugin>(FinalImplentation)));

                        Container = builder.Build();

                        Commerce7 commerce7 = Container.Resolve <Commerce7>();

                        commerce7.ProcessOrder(orderInfo);
                        #endregion
                        break;
                    }

                    Container.Dispose();
                    Console.WriteLine();
                    Console.WriteLine("Press 'Enter' for menu.");
                    Console.ReadLine();
                    Console.Clear();
                }
            }
        }
        static void Main(string[] args)
        {
            bool exit = false;

            while (!exit)
            {
                Console.WriteLine();
                Console.WriteLine("1 - Regular DI usage");
                Console.WriteLine("2 - Specific service locator");
                Console.WriteLine("3 - General service locator");
                Console.WriteLine("4 - Lifetime scope");
                Console.WriteLine("5 - Assembly scanning");
                Console.WriteLine("6 - Module usage");
                Console.WriteLine("7 - One-to-many");
                Console.WriteLine("8 - Post-construction resolve & Property injection");
                Console.WriteLine("9 - Constructor finder");
                Console.WriteLine("0 - Exit");
                Console.WriteLine();
                Console.Write("Select demo initialization: ");
                string choice = Console.ReadLine();
                if (choice == "0")
                {
                    exit = true;
                }
                else
                {
                    OrderInfo orderInfo = new OrderInfo()
                    {
                        CustomerName = "Miguel Castro",
                        Email        = "*****@*****.**",
                        Product      = "Laptop",
                        Price        = 1200,
                        CreditCard   = "1234567890"
                    };

                    Console.WriteLine();
                    Console.WriteLine("Order Processing:");
                    Console.WriteLine();

                    ContainerBuilder builder = new ContainerBuilder();

                    switch (choice)
                    {
                    case "1":
                        #region regular container usage
                        builder.RegisterType <Commerce1>();
                        builder.RegisterType <BillingProcessor>().As <IBillingProcessor>();
                        builder.RegisterType <CustomerProcessor>().As <ICustomerProcessor>();
                        builder.RegisterType <NotificationProcessor>().As <INotificationProcessor>();
                        builder.RegisterType <LoggingProcessor>().As <ILoggingProcessor>();

                        Container = builder.Build();

                        Commerce1 commerce1 = Container.Resolve <Commerce1>();

                        commerce1.ProcessOrder(orderInfo);
                        #endregion

                        break;

                    case "2":
                        #region specific service locator (Commerce2)
                        builder.RegisterType <Commerce2>();
                        builder.RegisterType <BillingProcessor>().As <IBillingProcessor>();
                        builder.RegisterType <CustomerProcessor>().As <ICustomerProcessor>();
                        builder.RegisterType <NotificationProcessor>().As <INotificationProcessor>();
                        builder.RegisterType <LoggingProcessor>().As <ILoggingProcessor>();
                        builder.RegisterType <BillingProcessorLocator>().As <IBillingProcessorLocator>();

                        Container = builder.Build();

                        Commerce2 commerce2 = Container.Resolve <Commerce2>();

                        commerce2.ProcessOrder(orderInfo);
                        #endregion

                        break;

                    case "3":
                        #region general service locator (Commerce3)
                        builder.RegisterType <Commerce3>();
                        builder.RegisterType <BillingProcessor>().As <IBillingProcessor>();
                        builder.RegisterType <CustomerProcessor>().As <ICustomerProcessor>();
                        builder.RegisterType <NotificationProcessor>().As <INotificationProcessor>();
                        builder.RegisterType <LoggingProcessor>().As <ILoggingProcessor>();
                        builder.RegisterType <ProcessorLocator>().As <IProcessorLocator>();

                        Container = builder.Build();

                        Commerce3 commerce3 = Container.Resolve <Commerce3>();

                        commerce3.ProcessOrder(orderInfo);
                        #endregion

                        break;

                    case "4":
                        #region lifetime scope & singleton (Commerce4)
                        builder.RegisterType <Commerce4>();
                        builder.RegisterType <BillingProcessor>().As <IBillingProcessor>().InstancePerLifetimeScope();
                        builder.RegisterType <CustomerProcessor>().As <ICustomerProcessor>().InstancePerLifetimeScope();
                        builder.RegisterType <NotificationProcessor>().As <INotificationProcessor>().InstancePerLifetimeScope();
                        builder.RegisterType <LoggingProcessor>().As <ILoggingProcessor>().InstancePerLifetimeScope();
                        builder.RegisterType <ProcessorLocator2>().As <IProcessorLocator2>();
                        builder.RegisterType <SingleTester>().As <ISingleTester>().SingleInstance();

                        Container = builder.Build();

                        #region sample lifetime scope resolving
                        //using (ILifetimeScope scope = Container.BeginLifetimeScope())
                        //{
                        //    Commerce4 scopedCommerce = scope.Resolve<Commerce4>();
                        //}

                        // if dependencies were 'Disposable', they would now be disposed and released
                        // without lifetime scope, the container would hold on to disposable components
                        #endregion

                        Commerce4 commerce4 = Container.Resolve <Commerce4>();

                        commerce4.ProcessOrder(orderInfo);

                        Console.WriteLine("Press 'Enter' to process again...");
                        Console.ReadLine();

                        commerce4 = Container.Resolve <Commerce4>();
                        commerce4.ProcessOrder(orderInfo);

                        #endregion

                        break;

                    case "5":
                        #region assembly scanning (Commerce5)
                        builder.RegisterType <Commerce5>();
                        builder.RegisterAssemblyTypes(Assembly.GetExecutingAssembly())
                        .Where(t => t.Name.EndsWith("Processor"))
                        .As(t => t.GetInterfaces().FirstOrDefault(
                                i => i.Name == "I" + t.Name));

                        Container = builder.Build();

                        Commerce5 commerce5 = Container.Resolve <Commerce5>();

                        commerce5.ProcessOrder(orderInfo);
                        #endregion

                        break;

                    case "6":
                        #region module usage (Commerce6)
                        builder.RegisterType <Commerce6>();
                        builder.RegisterModule <ProcessorRegistrationModule>();

                        Container = builder.Build();

                        Commerce6 commerce6 = Container.Resolve <Commerce6>();

                        commerce6.ProcessOrder(orderInfo);
                        #endregion

                        break;

                    case "7":
                        #region one-to-many (Commerce7)
                        builder.RegisterType <Commerce7>();
                        builder.RegisterType <BillingProcessor>().As <IBillingProcessor>();
                        builder.RegisterType <CustomerProcessor>().As <ICustomerProcessor>();
                        builder.RegisterType <NotificationProcessor>().As <INotificationProcessor>();
                        builder.RegisterType <LoggingProcessor>().As <ILoggingProcessor>();
                        builder.RegisterType <ProcessorLocator>().As <IProcessorLocator>();
                        builder.RegisterAssemblyTypes(Assembly.GetExecutingAssembly())
                        .Where(t => t.Name.StartsWith("Plugin"))
                        .As <IPostOrderPlugin>();

                        Container = builder.Build();

                        Commerce7 commerce7 = Container.Resolve <Commerce7>();

                        commerce7.ProcessOrder(orderInfo);
                        #endregion

                        break;

                    case "8":
                        #region post-construction resolve & property injection (Commerce8)
                        builder.RegisterType <Commerce8>().PropertiesAutowired();
                        builder.RegisterAssemblyTypes(Assembly.GetExecutingAssembly())
                        .Where(t => t.Name.EndsWith("Processor"))
                        .As(t => t.GetInterfaces().FirstOrDefault(
                                i => i.Name == "I" + t.Name));
                        builder.RegisterAssemblyTypes(Assembly.GetExecutingAssembly())
                        .Where(t => t.Name.StartsWith("Plugin"))
                        .As <IPostOrderPlugin>();
                        builder.RegisterType <ProcessorLocator>().As <IProcessorLocator>();

                        Container = builder.Build();

                        //Commerce8 commerce8 = new Commerce8();
                        Commerce8 commerce8 = Container.Resolve <Commerce8>();

                        commerce8.ProcessOrder(orderInfo);
                        #endregion

                        break;

                    case "9":
                        #region constructor finder (Commerce9)
                        //builder.RegisterType<Commerce9>().WithParameters(new List<Autofac.Core.Parameter>() {
                        //new NamedParameter("a", 1),
                        //new NamedParameter("b", 1),
                        //new NamedParameter("c", 1),
                        //new NamedParameter("d", 1) });
                        #region fix
                        builder.RegisterType <Commerce9>().WithParameters(new List <Autofac.Core.Parameter>()
                        {
                            new NamedParameter("a", 1),
                            new NamedParameter("b", 1),
                            new NamedParameter("c", 1),
                            new NamedParameter("d", 1)
                        }).FindConstructorsWith(new AwesomeConstructorFinder());
                        #endregion
                        builder.RegisterAssemblyTypes(Assembly.GetExecutingAssembly())
                        .Where(t => t.Name.EndsWith("Processor"))
                        .As(t => t.GetInterfaces().FirstOrDefault(
                                i => i.Name == "I" + t.Name));
                        builder.RegisterAssemblyTypes(Assembly.GetExecutingAssembly())
                        .Where(t => t.Name.StartsWith("Plugin"))
                        .As <IPostOrderPlugin>();
                        builder.RegisterType <ProcessorLocator>().As <IProcessorLocator>();

                        Container = builder.Build();

                        Commerce9 commerce9 = Container.Resolve <Commerce9>();

                        commerce9.ProcessOrder(orderInfo);
                        #endregion

                        break;
                    }

                    Container.Dispose();

                    Console.WriteLine();
                    Console.WriteLine("Press 'Enter' for menu.");
                    Console.ReadLine();
                    Console.Clear();
                }
            }
        }