期货大赛项目|三,autofac简单用法

using System;
using Autofac;
using FuturesContest.IDAL;

namespace FuturesContest.DAL.Container
{
    public class Container
    {
        /// <summary>
        /// IOC容器
        /// </summary>
        public static IContainer FacContainer;

        /// <summary>
        /// 获取IDal的实例化对象
        /// </summary>
        /// <typeparam name="T">接口</typeparam>
        /// <returns>实例化dao</returns>
        public static T Resolve<T>()
        {
            try
            {
                //如果容器为空,初始化
                if (FacContainer == null)
                {
                    Initialise();
                }
            }
            catch (Exception ex)
            {
                throw new System.Exception("IOC实例化出错!" + ex.Message);
            }

            return FacContainer.Resolve<T>();
        }

        /// <summary>
        /// 初始化容器
        /// </summary>
        public static void Initialise()
        {
            var builder = new ContainerBuilder();
            //格式builder.RegisterType<xxxDal>().As<IxxxDal>().InstancePerLifetimeScope();
            builder.RegisterType<UserDal>().As<IUserDal>().InstancePerLifetimeScope();
            builder.RegisterType<MenuDal>().As<IMenuDal>().InstancePerLifetimeScope();
            builder.RegisterType<MienDal>().As<IMienDal>().InstancePerLifetimeScope();
            builder.RegisterType<RuleDal>().As<IRuleDal>().InstancePerLifetimeScope();
            builder.RegisterType<ActorDal>().As<IActorDal>().InstancePerLifetimeScope();
            builder.RegisterType<PlayTimeDal>().As<IPlayTimeDal>().InstancePerLifetimeScope();
            FacContainer = builder.Build();
        }
    }
}