static void Main(string[] args)
{
//引入ioc框架之前的几种写法
Console.WriteLine("最原始的写法直接new(需添加对BLL层的引用)：");
UserBLL bll = new UserBLL();
var result = bll.GetUserInfor();
Console.WriteLine(result);
Console.WriteLine("面向接口的写法(仍需添加对BLL层的引用)：");
IUserBLL ibll = new UserBLL();
var result1 = ibll.GetUserInfor();
Console.WriteLine(result1);
Console.WriteLine("接口+反射(只需将BLL层的程序集拷贝进来)：");
Assembly ass = Assembly.Load("Ypf.BLL");
Type type = ass.GetType("Ypf.BLL.UserBLL");
//调用默认的无参构造函数进行初始化对象
object myUserBll = Activator.CreateInstance(type);
IUserBLL ibll1 = (IUserBLL)myUserBll;
var result2 = ibll1.GetUserInfor();
Console.WriteLine(result2);
Console.WriteLine("手写IOC(反射+简单工厂+配置文件)【需将BLL层的程序集拷贝进来】:");
IUserBLL ibll2 = SimpleFactory.CreateInstance();
var result3 = ibll2.GetUserInfor();
Console.WriteLine(result3);
// AutoFac常见用法总结
//基本用法(评价：这种用法单纯的是为了介绍AutoFac中的几个方法，仅此而已，在实际开发没有这么用的，坑比用法，起不到任何解耦的作用)
Console.WriteLine("AutoFac常见用法总结 基本用法:");
ContainerBuilder builder = new ContainerBuilder();
//把UserBLL注册为IUserBLL实现类,当请求IUserBLL接口的时候，返回UserBLL对象
builder.RegisterType <UserBLL>().As <IUserBLL>();
IContainer resolver = builder.Build();//容器接口
IUserBLL userBLL = resolver.Resolve <IUserBLL>();
var result4 = userBLL.GetUserInfor();
Console.WriteLine(result4);
//AsImplementedInterfaces的用法(评价：同时添加对Ypf.BLL层和Ypf.IBLL层的引用，这里也是单纯的为了介绍AsImplementedInterfaces()的用法，还是存在实现类的身影，在实际开发中没有这么用的，起不到任何解耦的作用，坑比用法)
Console.WriteLine("AsImplementedInterfaces的用法:");
ContainerBuilder builder1 = new ContainerBuilder();
builder1.RegisterType <UserBLL>().AsImplementedInterfaces();
IContainer resolver1 = builder1.Build();
IUserBLL iuserBLL1 = resolver1.Resolve <IUserBLL>();
IPeopleBLL ipeopleBLL = resolver1.Resolve <IPeopleBLL>();
var result5 = iuserBLL1.GetUserInfor();
var result6 = ipeopleBLL.Introduce();
Console.WriteLine(result5);
Console.WriteLine(result6);
//AutoFac+反射(彻底消灭实现类)（评价：彻底摆脱了实现类的身影，与Ypf.BLL层进行了解耦，只需要添加对Ypf.IBLL层的引用，但需要把Ypf.BLL的程序集拷贝到AutoFacTest项目下。）
Console.WriteLine("AutoFac+反射(彻底消灭实现类):");
ContainerBuilder builder2 = new ContainerBuilder();
Assembly ass1 = Assembly.Load("Ypf.BLL");
builder2.RegisterAssemblyTypes(ass1).AsImplementedInterfaces();
IContainer resolver2 = builder2.Build();
IUserBLL iuserBLL2 = resolver2.Resolve <IUserBLL>();
IPeopleBLL ipeopleBLL2 = resolver2.Resolve <IPeopleBLL>();
var result7 = iuserBLL2.GetUserInfor();
var result8 = ipeopleBLL2.Introduce();
Console.WriteLine(result7);
Console.WriteLine(result8);
Console.ReadKey();
}
static void Main(string[] args)
{
//引入ioc框架之前的几种写法
Console.WriteLine("最原始的写法直接new(需添加对BLL层的引用)：");
UserBLL bll = new UserBLL();
var result = bll.GetUserInfor();
Console.WriteLine(result);
Console.WriteLine("面向接口的写法(仍需添加对BLL层的引用)：");
IUserBLL ibll = new UserBLL();
var result1 = ibll.GetUserInfor();
Console.WriteLine(result1);
Console.WriteLine("接口+反射(只需将BLL层的程序集拷贝进来)：");
Assembly ass = Assembly.Load("Ypf.BLL");
Type type = ass.GetType("Ypf.BLL.UserBLL");
//调用默认的无参构造函数进行初始化对象
object myUserBll = Activator.CreateInstance(type);
IUserBLL ibll1 = (IUserBLL)myUserBll;
var result2 = ibll1.GetUserInfor();
Console.WriteLine(result2);
Console.WriteLine("手写IOC(反射+简单工厂+配置文件)【需将BLL层的程序集拷贝进来】:");
IUserBLL ibll2 = SimpleFactory.CreateInstance();
var result3 = ibll2.GetUserInfor();
Console.WriteLine(result3);
// AutoFac常见用法总结
//基本用法(评价：这种用法单纯的是为了介绍AutoFac中的几个方法，仅此而已，在实际开发没有这么用的，坑比用法，起不到任何解耦的作用)
Console.WriteLine("AutoFac常见用法总结 基本用法:");
ContainerBuilder builder = new ContainerBuilder();
//把UserBLL注册为IUserBLL实现类,当请求IUserBLL接口的时候，返回UserBLL对象
builder.RegisterType <UserBLL>().As <IUserBLL>();
IContainer resolver = builder.Build();//容器接口
IUserBLL userBLL = resolver.Resolve <IUserBLL>();
var result4 = userBLL.GetUserInfor();
Console.WriteLine(result4);
//AsImplementedInterfaces的用法(评价：同时添加对Ypf.BLL层和Ypf.IBLL层的引用，这里也是单纯的为了介绍AsImplementedInterfaces()的用法，还是存在实现类的身影，在实际开发中没有这么用的，起不到任何解耦的作用，坑比用法)
Console.WriteLine("AsImplementedInterfaces的用法:");
ContainerBuilder builder1 = new ContainerBuilder();
builder1.RegisterType <UserBLL>().AsImplementedInterfaces();
IContainer resolver1 = builder1.Build();
IUserBLL iuserBLL1 = resolver1.Resolve <IUserBLL>();
IPeopleBLL ipeopleBLL = resolver1.Resolve <IPeopleBLL>();
var result5 = iuserBLL1.GetUserInfor();
var result6 = ipeopleBLL.Introduce();
Console.WriteLine(result5);
Console.WriteLine(result6);
//AutoFac+反射(彻底消灭实现类)（评价：彻底摆脱了实现类的身影，与Ypf.BLL层进行了解耦，只需要添加对Ypf.IBLL层的引用，但需要把Ypf.BLL的程序集拷贝到AutoFacTest项目下。）
Console.WriteLine("AutoFac+反射(彻底消灭实现类):");
ContainerBuilder builder2 = new ContainerBuilder();
Assembly ass1 = Assembly.Load("Ypf.BLL");
builder2.RegisterAssemblyTypes(ass1).AsImplementedInterfaces();
IContainer resolver2 = builder2.Build();
IUserBLL iuserBLL2 = resolver2.Resolve <IUserBLL>();
IPeopleBLL ipeopleBLL2 = resolver2.Resolve <IPeopleBLL>();
var result7 = iuserBLL2.GetUserInfor();
var result8 = ipeopleBLL2.Introduce();
Console.WriteLine(result7);
Console.WriteLine(result8);
//AutoFac+反射(通过配置文件获取)
Console.WriteLine("通过配置文件获取:");
ContainerBuilder builder3 = new ContainerBuilder();
string DLLName = ConfigurationManager.AppSettings["DllName"].ToString();
Assembly ass3 = Assembly.Load(DLLName);
builder3.RegisterAssemblyTypes(ass3).AsImplementedInterfaces();
IContainer resolver3 = builder3.Build();
IUserBLL iuserBLL3 = resolver3.Resolve <IUserBLL>();
IPeopleBLL ipeopleBLL3 = resolver3.Resolve <IPeopleBLL>();
var result9 = iuserBLL3.GetUserInfor();
var result10 = ipeopleBLL3.Introduce();
Console.WriteLine(result9);
Console.WriteLine(result10);
//PropertiesAutowired(属性的自动注入)
Console.WriteLine("PropertiesAutowired(属性的自动注入):");
ContainerBuilder builder4 = new ContainerBuilder();
Assembly ass4 = Assembly.Load(DLLName);
builder4.RegisterAssemblyTypes(ass4).AsImplementedInterfaces().PropertiesAutowired();
IContainer resolver4 = builder4.Build();
IRoleBLL iroleBLL = resolver4.Resolve <IRoleBLL>();
var result11 = iroleBLL.ShowDIDemo();
Console.WriteLine(result11);
//1个接口多个实现类的情况
Console.WriteLine("1个接口多个实现类的情况");
ContainerBuilder builder5 = new ContainerBuilder();
Assembly ass5 = Assembly.Load(DLLName);
builder5.RegisterAssemblyTypes(ass5).AsImplementedInterfaces();
IContainer resolver5 = builder5.Build();
IEnumerable <IAnimalBLL> blls = resolver5.Resolve <IEnumerable <IAnimalBLL> >();
foreach (var animalBll in blls)
{
Console.WriteLine(animalBll.GetType());
Console.WriteLine(animalBll.Introduce());
}
//AutoFac的几种常见生命周期
Console.WriteLine("AutoFac的几种常见生命周期:InstancePerDependency");
ContainerBuilder builder6 = new ContainerBuilder();
Assembly ass6 = Assembly.Load(DLLName);
builder6.RegisterAssemblyTypes(ass6).AsImplementedInterfaces().InstancePerDependency();
IContainer resolver6 = builder6.Build();
IUserBLL iUserBLL1 = resolver6.Resolve <IUserBLL>();
IUserBLL iUserBLL2 = resolver6.Resolve <IUserBLL>();
Console.WriteLine(object.ReferenceEquals(iUserBLL1, iUserBLL2));
Console.WriteLine("AutoFac的几种常见生命周期:SingleInstance,单例，只有在第一次请求的时候创建");
ContainerBuilder builder7 = new ContainerBuilder();
Assembly ass7 = Assembly.Load(DLLName);
builder7.RegisterAssemblyTypes(ass7).AsImplementedInterfaces().SingleInstance();
IContainer resolver7 = builder7.Build();
IUserBLL iUserBLL3 = resolver7.Resolve <IUserBLL>();
IUserBLL iUserBLL4 = resolver7.Resolve <IUserBLL>();
Console.WriteLine(object.ReferenceEquals(iUserBLL3, iUserBLL4));
Console.WriteLine();
Console.ReadKey();
}
