demo:

using Autofac;using Autofac.Integration.Mvc;using Rongzi.RZR.Huoke.Repository;using Rongzi.RZR.Huoke.Service;using Rongzi.RZR.Huoke.Service.MQ;using System;using System.Collections.Generic;using System.Linq;using System.Reflection;using System.Web;using Rongzi.RZR.Huoke.Repository.Account;using System.IO;using Rongzi.RZR.Huoke.Infrastructure.Dependency;using Rongzi.RZR.Huoke.Service.Services;using Autofac.Core.Lifetime;namespace Rongzi.RZR.Huoke{    public class ContainerConfig    {        public static IContainer BuildUnityContainer()        {            var builder = new ContainerBuilder();            RegisterTypes(builder);            return builder.Build();        }        private static void RegisterTypes(ContainerBuilder builder)        {            builder.RegisterControllers(Assembly.GetExecutingAssembly()).PropertiesAutowired();            #region register service            builder.RegisterType
     
      ().PropertiesAutowired();            builder.RegisterType
      
       ().PropertiesAutowired();            builder.RegisterType
       
        ().PropertiesAutowired();            builder.RegisterType
        
         ().PropertiesAutowired();            builder.RegisterType
         
          ().PropertiesAutowired();            builder.RegisterType
          
           ().PropertiesAutowired(); builder.RegisterType
           
            ().PropertiesAutowired(); builder.RegisterType
            
             ().PropertiesAutowired(); #endregion #region register respository builder.RegisterType
             
              (); builder.RegisterType
              
               (); builder.RegisterType
               
                (); builder.RegisterType
                
                 (); builder.RegisterType
                 
                  (); builder.RegisterType
                  
                   (); builder.RegisterType
                   
                    (); #endregion } public static T Resolve
                    
                     (string key = "", ILifetimeScope scope = null) where T : class { if (scope == null) { //no scope specified scope = Scope(); } if (string.IsNullOrEmpty(key)) { return scope.Resolve
                     
                      (); } return scope.ResolveKeyed
                      
                       (key); } public static ILifetimeScope Scope() { try { if (HttpContext.Current != null) return AutofacDependencyResolver.Current.RequestLifetimeScope; //when such lifetime scope is returned, you should be sure that it'll be disposed once used (e.g. in schedule tasks) return BuildUnityContainer().BeginLifetimeScope(MatchingScopeLifetimeTags.RequestLifetimeScopeTag); } catch (Exception) { //we can get an exception here if RequestLifetimeScope is already disposed //for example, requested in or after "Application_EndRequest" handler //but note that usually it should never happen //when such lifetime scope is returned, you should be sure that it'll be disposed once used (e.g. in schedule tasks) return BuildUnityContainer().BeginLifetimeScope(MatchingScopeLifetimeTags.RequestLifetimeScopeTag); } } }}
                      
                     
                    
                   
                  
                 
                
               
              
             
            
           
          
         
        
       
      
     

调用：

namespace Rongzi.RZR.Huoke.Filters{    public class ApiFormAuthFilterAttribute : System.Web.Mvc.ActionFilterAttribute    {        public AccountService AccountService { get; set; }        public ApiFormAuthFilterAttribute()        {            this.AccountService = ContainerConfig.Resolve
     
      ();        }        public override void OnActionExecuting(ActionExecutingContext actionContext)        {            if (actionContext == null || actionContext.HttpContext.Request == null || actionContext.HttpContext.Request.RawUrl == null) { return; }            string OrgUserAccountInfo = actionContext.HttpContext.Request.QueryString["OrgUserAccountInfo"];            if (!String.IsNullOrEmpty(OrgUserAccountInfo))            {                OrgUserAccountInfo info = new RSAEncryptHelper().DecryptString
      
       (OrgUserAccountInfo);                OrganizationUserModel oUser = AccountService.GetOrganizationUserByPhone(info.CellPhone);                if (oUser == null || oUser.OrgId!=info.OrgId)                {                    actionContext.Result = GetAuthJsonResult("手机号或机构id错误"); return;                }                if (DateTime.Now.AddMinutes(-10) > info.timespan)                {                    actionContext.Result = GetAuthJsonResult("该链接已超时"); return;                }                FormsAuth.SignIn(oUser);                base.OnActionExecuting(actionContext);                return;            }            base.OnActionExecuting(actionContext);        }        public static JsonResult GetAuthJsonResult(string msg = "用户还未登录")        {            var errResponse = new ResponseContext
       
        ();            errResponse.Head = new ResponseHead(-2, ErrCode.AuthError, msg);            return new JsonResult            {                Data = errResponse,                ContentEncoding = System.Text.Encoding.UTF8,                JsonRequestBehavior = JsonRequestBehavior.AllowGet            };        }        public override void OnActionExecuted(ActionExecutedContext actionExecutedContext)        {            base.OnActionExecuted(actionExecutedContext);        }    }}
       
      
     

var obj = container.Resolve<Interface>(); //只有有特殊需求的时候可以通过这样的形式来拿。一般情况下没有必要这样来拿，因为AutoFac会自动工作

（即：会自动去类的带参数的构造函数中找与容器中key一致的参数类型，并将对象注入到类中，其实就是将对象赋值给构造函数的参数）