Динамическое обновление клиента и сервера

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.ServiceModel;
using System.ServiceModel.Description;
using System.ServiceModel.Channels;
 
namespace DynamicContractService {
    class Program {
        static void Main(string[] args) {
            using (ServiceHost host = new ServiceHost(typeof(Service), new Uri("http://localhost:8090/Service"))) {
                host.AddServiceEndpoint(typeof(IContract), new BasicHttpBinding(), "");
                ServiceMetadataBehavior mexBehavior = host.Description.Behaviors.Find<ServiceMetadataBehavior>();
                if (mexBehavior == null) {
                    mexBehavior = new ServiceMetadataBehavior { HttpGetEnabled = true };
                    host.Description.Behaviors.Add(mexBehavior);
                }
                host.AddServiceEndpoint(typeof(IMetadataExchange), MetadataExchangeBindings.CreateMexHttpBinding(), "mex");
                host.Opening += new EventHandler(host_Opening);
                host.Opened += new EventHandler(host_Opened);
                host.Open();
                Console.ReadLine();
            }
        }
 
        static void host_Opened(object sender, EventArgs e) {
            Console.WriteLine("Service is ready...");
        }
 
        static void host_Opening(object sender, EventArgs e) {
            Console.WriteLine("Opening service...");
        }
    }
    [ServiceContract]
    public interface IContract {
        [OperationContract]
        void Method1();
        [OperationContract]
        void Method2();
    }
    public class Service : IContract {
        public void Method1() {
            Console.WriteLine("Calling Method1()!");
        }
 
        public void Method2() {
            Console.WriteLine("Calling Method2()!");
        }
    }
}

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.ServiceModel;
using System.ServiceModel.Description;
using System.ServiceModel.Channels;
 
namespace DynamicClient {
    class Program {
        static void Main(string[] args) {
            IContract proxy = ChannelFactory<IContract>.CreateChannel(new BasicHttpBinding(), new EndpointAddress("http://localhost:8090/Service"));
            proxy.Method1();
            Console.ReadLine();
        }
    }
    [ServiceContract]
    public interface IContract {
        [OperationContract]
        void Method1();
    }
}