.NET MVC5+ EF+AutoFac自动注入框架

<link href="~/Content/bootstrap.css" rel="stylesheet" />@model List<EFAutofacMVC.Models.TRA_BargainOrder_Test>@{ ???ViewBag.Title = "index";}<div class="well"> ???<table class="table"> ???????<tr> ???????????<th>订单编号</th> ???????????<th>城市代号</th> ???????????<th>时间</th> ???????????<th>订单状态</th> ???????</tr> ???????<tbody> ???????????@if (Model != null && Model.Any()) ???????????{ ???????????????foreach (var item in Model) ???????????????{ ???????????????????<tr> ???????????????????????<td>@item.BargainOrderCode </td> ???????????????????????<td>@item.CityCode </td> ???????????????????????<td>@item.UpdateTime </td> ???????????????????????<td>@item.OrderStatus </td> ???????????????????</tr> ???????????????} ???????????} ???????</tbody> ???</table></div>

using EFAutofacMVC.Models;using Microsoft.Extensions.Caching.Distributed;using System;using System.Collections.Generic;using System.Data.Entity;using System.Linq;using System.Web;using System.Web.Mvc;using System.Web.Mvc.Html;namespace EFAutofacMVC.Controllers{ ???public class HomeController : Controller ???{ ???????/// <summary> ???????/// 数据库连接 ???????/// </summary> ???????private readonly DefaultDbContext _DbContext; ???????????????//构造器注入 ???????public HomeController(DefaultDbContext context) ???????{ ???????????_DbContext = context; ???????} ???????public ActionResult Index() ???????{ ???????????????????????var data = _DbContext.TRA_BargainOrders.ToList(); ???????????return View(data); ???????} ???}}

using System;using System.Collections.Generic;using System.Linq;using System.Web;namespace EFAutofacMVC.Models{ ???public class TRA_BargainOrder_Test ???{ ???????public int ischeck ???????{ ???????????get; set; ???????} ???????public long TRA_BargainOrder_TestID ???????{ ???????????get; set; ???????} ???????/// <summary> ???????/// 订单编号 ???????/// </summary> ???????public string BargainOrderCode ???????{ ???????????get; set; ???????} ???????/// <summary> ???????/// 城市代号 ???????/// </summary> ???????public string CityCode ???????{ ???????????get; set; ???????} ???????public string ParkUserId ???????{ ???????????get; set; ???????} ???????public int FlowStatus ???????{ ???????????get; set; ???????} ???????public DateTime UpdateTime ???????{ ???????????get; set; ???????} ???????public int OrderStatus ???????{ ???????????get; set; ???????} ???????public int PayStatus ???????{ ???????????get; set; ???????} ???????public DateTime CreateTime ???????{ ???????????get; set; ???????} ???????public string ExpressCode { get; set; } ???????/// <summary> ???????/// 用户ID ???????/// </summary> ???????public int UserID { get; set; } ???}}

using System;using System.Data.Entity;namespace EFAutofacMVC.Models{ ???public class DefaultDbContext : DbContext,IDependency ???{ ???????public DefaultDbContext():base("SQLConnectionString") ???????{ ???????????????????} ???????/// <summary> ???????/// 交易订单信息 ???????/// </summary> ???????public DbSet<TRA_BargainOrder_Test>TRA_BargainOrders{ get; set; } ?????????}}

using System;using System.Collections.Generic;using System.Linq;using System.Text;using System.Threading.Tasks;namespace EFAutofacMVC.IRepository{ ???/// <summary> ???/// Autofac提供一个RegisterAssemblyTypes方法。它会去扫描所有的dll并把每个类注册为它所实现的接口。既然能够自动注入，那么接口和类的定义一定要有一定的规律。我们可以定义IDependency接口的类型，其他任何的接口都需要继承这个接口。 ???/// </summary> ???public interface IDependency ???{ ???}}

using Autofac;using Autofac.Integration.Mvc;using System;using System.Collections.Generic;using System.IO;using System.Linq;using System.Reflection;using System.Web;using System.Web.Mvc;using System.Web.Optimization;using System.Web.Routing;namespace EFAutofacMVC{ ???public class MvcApplication : System.Web.HttpApplication ???{ ???????protected void Application_Start() ???????{ ???????????AreaRegistration.RegisterAllAreas(); ???????????FilterConfig.RegisterGlobalFilters(GlobalFilters.Filters); ???????????RouteConfig.RegisterRoutes(RouteTable.Routes); ???????????BundleConfig.RegisterBundles(BundleTable.Bundles); ????????????????????????????????#region 自动注入 ???????????//创建autofac管理注册类的容器实例 ???????????var builder = new ContainerBuilder(); ???????????Assembly[] assemblies = Directory.GetFiles(AppDomain.CurrentDomain.RelativeSearchPath, "*.dll").Select(Assembly.LoadFrom).ToArray(); ???????????//注册所有实现了 IDependency 接口的类型 ???????????Type baseType = typeof(IDependency); ???????????builder.RegisterAssemblyTypes(assemblies) ??????????????????.Where(type => baseType.IsAssignableFrom(type) && !type.IsAbstract) ??????????????????.AsSelf().AsImplementedInterfaces() ??????????????????.PropertiesAutowired().InstancePerLifetimeScope(); ???????????//注册MVC类型 ???????????builder.RegisterControllers(assemblies).PropertiesAutowired(); ???????????builder.RegisterFilterProvider(); ???????????var container = builder.Build(); ???????????DependencyResolver.SetResolver(new AutofacDependencyResolver(container)); ???????????#endregion ???????????#region 手动一个一个的进行注入 ???????????// //创建autofac管理注册类的容器实例 ???????????// var builder = new ContainerBuilder(); ???????????// //为这个容器注册它可以管理的类型 ???????????// //builder的Register方法可以通过多种方式注册类型。 ???????????// builder.RegisterType<UserInfoRepository>().As<IUserInfoRepository>(); ???????????// //使用Autofac提供的RegisterControllers扩展方法来对程序集中所有的Controller一次性的完成注册 ???????????// builder.RegisterControllers(Assembly.GetExecutingAssembly());//生成具体的实例 ???????????// //如果使用属性注入 就把上面这句改为 ???????????////builder.RegisterControllers(Assembly.GetExecutingAssembly()).PropertiesAutowired(); // 这样支持属性注入 ???????????// var container = builder.Build(); ???????????// //下面就是使用MVC的扩展 更改了MVC中的注入方式. ???????????// DependencyResolver.SetResolver(new AutofacDependencyResolver(container)); ???????????#endregion ???????} ???}}