using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

using System.Threading.Tasks;

​

namespace ConsoleApplication10

{

    using System.Reflection;

    using System.Runtime.Remoting.Messaging;

    using System.Runtime.Remoting.Proxies;

​

    public class Program

    {

        public static void Main()

        {

            var proxy = new DynamicProxy<IService<Bar>>(new Service()).GetTransparentProxy() as IService<Bar>;

​

            IEnumerable<Bar> bars = new List<Bar>() { new Bar { id = 2 } };

​

            bars.ToList().ForEach(bar => proxy.Foo(bar));

​

            bars.ToList().ForEach(proxy.Foo);

​

            Console.ReadLine();

        }

​

        public class Bar

        {

            public int id { get; set; }

        }

​

        public interface IService<T>

        {

            void Foo(T bar);

        }

​

        public class Service : IService<Bar>

        {

            public void Foo(Bar bar)

            {

                Console.WriteLine(bar.id);

            }

        }

​

        public class DynamicProxy<I> : RealProxy

        {

            private I _decorated;

​

            public DynamicProxy(I decorated) : base(typeof(I))

            {

                this._decorated = decorated;

            }

​

            public override IMessage Invoke(IMessage msg)

            {

                IMethodCallMessage methodCall = (IMethodCallMessage)msg;

                MethodInfo methodInfo = methodCall.MethodBase as MethodInfo;

​

                return new ReturnMessage(

                    methodInfo.Invoke(this._decorated, methodCall.InArgs),

                    null,

                    0,

                    methodCall.LogicalCallContext,

                    methodCall);

            }

        }

    }

​

​

}

​