一步一步学Linq to sql（十）：分层构架的例子

using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

using System.ServiceModel;

using Service;

using Contract;

namespace Host

{

    class Program

    {

        static void Main(string[] args)

        {

            Uri uri = new Uri("net.tcp://localhost:8080/DataAccessService");

            using (ServiceHost sh = new ServiceHost(typeof(DataAccess), uri))

            {

                NetTcpBinding ctb = new NetTcpBinding();

                sh.AddServiceEndpoint(typeof(IDataAccess), ctb, string.Empty);

                sh.Opened += delegate { Console.WriteLine("服务已经启动"); };

                sh.Open();

                Console.ReadLine();

            }

        }

    }

}

using System;

using System.Data;

using System.Configuration;

using System.Linq;

using System.Web;

using System.Web.Security;

using System.Web.UI;

using System.Web.UI.WebControls;

using System.Web.UI.WebControls.WebParts;

using System.Web.UI.HtmlControls;

using System.Xml.Linq;

using Contract;

using System.ServiceModel.Description;

using System.ServiceModel;

public class GetService

{

    public static IDataAccess GetDataAccessService()

    {

        ServiceEndpoint sep = new ServiceEndpoint(ContractDescription.GetContract(typeof(IDataAccess)),

            new NetTcpBinding(),

            new EndpointAddress("net.tcp://localhost:8080/DataAccessService"));

        ChannelFactory<IDataAccess> cf = new ChannelFactory<IDataAccess>(sep);

        return cf.CreateChannel();

    }

}