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   源码介绍

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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using Microsoft.Practices.Unity;
using Microsoft.Practices.Unity.Configuration;
using System.Configuration;

namespace UnityDemo_ConsoleApplication
{
    class Program
    {
        static void Main(string[] args)
        {
            #region Create Class with Interface Dependencies
            //UnityContainer container = new UnityContainer();
            //container.RegisterType<ILogger, FileLogger>();
            //Database database = container.Resolve<CustomerDatabase>();
            #endregion

            #region Create TypeMapping - Interface
            //UnityContainer container = new UnityContainer();
            //container.RegisterType<ILogger, FileLogger>();
            //ILogger logger = container.Resolve<ILogger>();
            #endregion

            #region Registers Singleton
            //UnityContainer container = new UnityContainer();
            //container.RegisterType<Database, CustomerDatabase>
            //    (new ContainerControlledLifetimeManager());
            #endregion

            #region Registering Named Instances
            //UnityContainer container = new UnityContainer();
            //container.RegisterType<Database, SQLDatabase>("SQL");
            //container.RegisterType<Database, ORACLEDatabase>("ORACLE");
            //IEnumerable<Database> databases = container.ResolveAll<Database>();
            //Database database = container.Resolve<Database>("SQL");
            #endregion

            #region Register Existing Instance
            //UnityContainer container = new UnityContainer();
            //container.RegisterInstance<Database>(new SQLDatabase());
            //container.RegisterInstance<Database>("Oracle", new ORACLEDatabase());
            //Database database = container.Resolve<Database>();
            //Database oracleDatabase = container.Resolve<Database>("Oracle");
            #endregion

            #region MyRegion
            //UnityContainer container = new UnityContainer();
            //container.RegisterType<ILogger, FileLogger>();
            //DB2Database existDatabase = new DB2Database();
            //container.BuildUp(existDatabase);
            //container.RegisterInstance<Database>(existDatabase);
            //Database database = container.Resolve<Database>();
            #endregion

            #region Configure Container via Config file
            //IUnityContainer myContainer = new UnityContainer();

            //myContainer.LoadConfiguration("containerName");
            //UnityConfigurationSection section
            //    = (UnityConfigurationSection)ConfigurationManager.GetSection("unity");
            //section.Configure(myContainer, "containerOne");

            #endregion

            #region Specify Dependencise via Injection API
            //IUnityContainer container = new UnityContainer();
            //container.RegisterType<ILogger, FileLogger>();
            //container.RegisterType<Database, GenericDatabase>();
            //container.Configure<InjectedMembers>()
            //    .ConfigureInjectionFor<GenericDatabase>(
            //    new InjectionConstructor(
            //        ConfigurationManager.ConnectionStrings["ConnectionStrings"] == null 
            //        ? "defaultConnectionString" : ConfigurationManager.ConnectionStrings["ConnectionStrings"].ConnectionString),
            //        new InjectionProperty("Logger")
            //);
            //Database database = container.Resolve<Database>();
            #endregion

            #region Nested Container
            UnityContainer parentContainer = new UnityContainer();
            IUnityContainer childContainer1 = parentContainer.CreateChildContainer();
            IUnityContainer childContainer2 = parentContainer.CreateChildContainer();
            parentContainer.RegisterType<ILogger, FileLogger>(new ContainerControlledLifetimeManager());
            childContainer1.RegisterType<ILogger, EventLogger>(new ContainerControlledLifetimeManager());
            // should get FileLogger from parentContainer
            ILogger logger = childContainer2.Resolve<ILogger>();
            logger.Write("Test");
            // should get eventLogger from local child container
            ILogger logger2 = childContainer1.Resolve<ILogger>();
            #endregion
        }
    }
}