Autofac 代码示例

public class config
    {
        public static IContainer iocContainer;

        public static void configInit()
        {
            var build = new ContainerBuilder();
            //build.RegisterType<DAL>();
            //build.RegisterInstance(new DAL());
            //build.RegisterGeneric(typeof(DAL));

            //build.RegisterType<DAL>().InstancePerDependency(); //每次变
            build.RegisterType<DAL>().InstancePerLifetimeScope(); //程序生命周期内不变, 这个线程或生命周期要自己设置管理，不是自动识别你程序里的线程。
            //build.RegisterType<DAL>().SingleInstance(); //单例
            //build.RegisterType<DAL>().InstancePerOwned();

            iocContainer = build.Build();

        }
    }

　　

ILifetimeScope scope;

        private void button1_Click(object sender, EventArgs e)
        {
            //var dal = config.iocContainer.Resolve<DAL>();
            if (scope == null)
                scope = config.iocContainer.BeginLifetimeScope();
            {
                var dal = scope.Resolve<DAL>();
                Console.WriteLine(dal.getdata("fc101") + "\r\n" + dal.GetHashCode().ToString() + ": " + Thread.CurrentThread.ManagedThreadId.ToString());
            }
                
        }

        private void button2_Click(object sender, EventArgs e)
        {
            //var dal = config.iocContainer.Resolve<DAL>();
            //using (var scope = config.iocContainer.BeginLifetimeScope())
            {
                var dal = scope.Resolve<DAL>();
                Console.WriteLine(dal.getdata("fc102") + "\r\n" + dal.GetHashCode().ToString() + ": " + Thread.CurrentThread.ManagedThreadId.ToString());
            }
        }

        private void button3_Click(object sender, EventArgs e)
        {
            Form2 f2 = new Form2();
            f2.ShowDialog();
        }

Task.Run(() => {
                //var dal = config.iocContainer.Resolve<DAL>();
                
                using (var scope = config.iocContainer.BeginLifetimeScope())
                {
                    var dal = scope.Resolve<DAL>();
                    Console.WriteLine(dal.getdata("fc103") + "\r\n" + dal.GetHashCode().ToString() + ": " + Thread.CurrentThread.ManagedThreadId.ToString());
                }
            });