Unity之再入江湖

引用的dll：

Microsoft.Practices.Unity.Configuration.dll
Microsoft.Practices.Unity.dll

app.config

<?xml version="1.0"?>
<configuration>
  <configSections>
    <section name="unity" type="Microsoft.Practices.Unity.Configuration.UnityConfigurationSection, Microsoft.Practices.Unity.Configuration"/>
  </configSections>
  <startup>
    <supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.0,Profile=Client"/>
  </startup>

  <unity>
    <containers>
      <!--容器-->
      <container>
        <!--映射关系-->
        <register type="LifeManagerInUnity.IA, LifeManagerInUnity" mapTo="LifeManagerInUnity.A, LifeManagerInUnity"/>
        <register type="LifeManagerInUnity.IB, LifeManagerInUnity" mapTo="LifeManagerInUnity.B, LifeManagerInUnity"/>
        <register type="LifeManagerInUnity.IC, LifeManagerInUnity" mapTo="LifeManagerInUnity.C, LifeManagerInUnity"/>
        <register type="LifeManagerInUnity.ID, LifeManagerInUnity" mapTo="LifeManagerInUnity.D, LifeManagerInUnity"/>
      </container>
    </containers>
  </unity>
</configuration>

 类

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace LifeManagerInUnity
{
    public interface IA 
    { 
        string Description { get; set; }
        void ShowInfo();
    }
    public interface IB 
    { 
        string Description { get; set; }
        void ShowInfo();
    }

    public interface IC 
        { 
        string Description { get; set; }
        void ShowInfo();
    }
    public interface ID
    {
        string Description { get; set; }
        void ShowInfo();
    }


    public class A : IA 
    { 
        public string Description { get; set; }

        public void ShowInfo()
        {
            Console.WriteLine(Description);
        }
    }
    public class B : IB 
    { 
        public string Description { get; set; }
        public void ShowInfo()
        {
            Console.WriteLine(Description);
        }
    }
    public class C : IC 
    { 
        public string Description { get; set; }
        public void ShowInfo()
        {
            Console.WriteLine(Description);
        }
    }
    public class D : ID 
    { 
        public string Description { get; set; }
        public void ShowInfo()
        {
            Console.WriteLine(Description);
        }
    }
}                       

 使用实例

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 LifeManagerInUnity
{
    class Program
    {
        static void Main(string[] args)
        {
            IA a1 = new A() { Description = Guid.NewGuid().ToString() };
            IA a2 = new A() { Description = Guid.NewGuid().ToString() };

            IB b1 = new B() { Description = Guid.NewGuid().ToString() };

            IUnityContainer container = new UnityContainer();
            UnityConfigurationSection configuration = (UnityConfigurationSection)ConfigurationManager.GetSection(UnityConfigurationSection.SectionName);
            configuration.Configure(container);

            Console.WriteLine(container.Resolve<IA>().GetHashCode());
            Console.WriteLine(container.Resolve<IA>().GetHashCode());

            container.RegisterInstance<IA>("A2", a2);
            container.RegisterInstance<IA>(a1);
           
            Console.WriteLine(container.Resolve<IA>().GetHashCode());
            Console.WriteLine(container.Resolve<IA>().GetHashCode());
        
            Console.WriteLine(container.Resolve<IA>("A2").GetHashCode());
            Console.WriteLine(container.Resolve<IA>("A2").GetHashCode());

            Console.WriteLine(container.Resolve<IA>().GetHashCode());


            Console.Read();
        }
    }
}