WCF客户端动态设置WCF服务器主机的地址的方法参考，可以连接多个相同WCF主机的方法

最近做一个项目，需要在客户端灵活配置连接到哪个服务器的功能，例如客户端是一个，现在想连接A服务器就连A服务器，想连接B服务器就连接B服务器，当然不需要手动修改配置文件，直接通过程序来实现WCF目标主机的配置功能。

   参考核心代码如下：

//--------------------------------------------------------------------

// All Rights Reserved , Copyright (C) 2011 , Hairihan TECH, Ltd. 

using System.ServiceModel;

namespace DotNet.WCFClient

{

    using DotNet.IService;

    using DotNet.Utilities;

    /// <summary>

    /// ServiceFactory

    /// 本地服务的具体实现接口

    /// 

    /// 修改纪录

    ///        2011.07.03 版本：2.0 JiRiGaLa 可以动态指定服务器地址的调用方法。

    ///        2009.09.20 版本：1.0 JiRiGaLa 创建。

    ///        

    /// 版本：2.0

    ///

    /// <author>

    ///        <name>JiRiGaLa</name>

    ///        <date>2011.07.03</date>

    /// </author> 

    /// </summary>

    public class ServiceFactory : IServiceFactory

    {

        private string host = string.Empty;

        /// <summary>

        /// 主机地址

        /// Host = "192.168.0.122";

        /// </summary>

        public string Host

        {

            get

            {

                return host;

            }

            set

                host = value;

        }

        private int port = 0;

        /// 端口号

        public int Port

                return port;

                port = value;

        public ServiceFactory()

        /// 初始化服务

        public void InitService()

        /// 动态设定WCF主机地址端口的方法

        /// <param name="address">主机地址</param>

        /// <returns>主机地址</returns>

        public virtual EndpointAddress GetHotsUrl(EndpointAddress address)

            // 若当前配置都是空的，就不用生成新的URL了。

            if (string.IsNullOrEmpty(Host) && (Port == 0))

                return address;

            // 判断当前配置的情况

            string endpointAddress = string.Empty;

            if (string.IsNullOrEmpty(Host))

                Host = address.Uri.Host;

            if (Port == 0)

                Port = address.Uri.Port;

            endpointAddress = address.Uri.Scheme + "://" + Host + ":" + Port.ToString() + address.Uri.LocalPath;

            address = new EndpointAddress(endpointAddress);

            return address;

        public virtual ISequenceService CreateSequenceService()

            ChannelFactory<ISequenceService> channelFactory = new ChannelFactory<ISequenceService>("DotNet.Service.SequenceService");

            channelFactory.Endpoint.Address = GetHotsUrl(channelFactory.Endpoint.Address);

            // 加强安全验证防止未授权匿名调用

            channelFactory.Credentials.UserName.UserName = BaseSystemInfo.ServiceUserName;

            channelFactory.Credentials.UserName.Password = BaseSystemInfo.ServicePassword;

            ISequenceService proxy = channelFactory.CreateChannel();

            return proxy;

       }

    }

}

   配套的配置文件参考如下：

<?xml version="1.0"?>

<configuration>

  <system.serviceModel>

    <client>

      <endpoint address="net.tcp://jirigala-PC:8888/DotNet.Service/ExceptionService/" binding="netTcpBinding" bindingConfiguration="netTcpBindingSmiple" contract="DotNet.IService.IExceptionService" name="DotNet.Service.ExceptionService"></endpoint>

      <endpoint address="net.tcp://jirigala-PC:8888/DotNet.Service/FileService/" binding="netTcpBinding" bindingConfiguration="netTcpBindingSmiple" contract="DotNet.IService.IFileService" name="DotNet.Service.FileService"></endpoint>

      <endpoint address="net.tcp://jirigala-PC:8888/DotNet.Service/FolderService/" binding="netTcpBinding" bindingConfiguration="netTcpBindingSmiple" contract="DotNet.IService.IFolderService" name="DotNet.Service.FolderService"></endpoint>

      <endpoint address="net.tcp://jirigala-PC:8888/DotNet.Service/ItemDetailsService/" binding="netTcpBinding" bindingConfiguration="netTcpBindingSmiple" contract="DotNet.IService.IItemDetailsService" name="DotNet.Service.ItemDetailsService"></endpoint>

      <endpoint address="net.tcp://jirigala-PC:8888/DotNet.Service/ItemsService/" binding="netTcpBinding" bindingConfiguration="netTcpBindingSmiple" contract="DotNet.IService.IItemsService" name="DotNet.Service.ItemsService"></endpoint>

      <endpoint address="net.tcp://jirigala-PC:8888/DotNet.Service/LogOnService/" binding="netTcpBinding" bindingConfiguration="netTcpBindingSmiple" contract="DotNet.IService.ILogOnService" name="DotNet.Service.LogOnService"></endpoint>

      <endpoint address="net.tcp://jirigala-PC:8888/DotNet.Service/LogService/" binding="netTcpBinding" bindingConfiguration="netTcpBindingSmiple" contract="DotNet.IService.ILogService" name="DotNet.Service.LogService"></endpoint>

      <endpoint address="net.tcp://jirigala-PC:8888/DotNet.Service/MessageService/" binding="netTcpBinding" bindingConfiguration="netTcpBindingSmiple" contract="DotNet.IService.IMessageService" name="DotNet.Service.MessageService"></endpoint>

      <endpoint address="net.tcp://jirigala-PC:8888/DotNet.Service/ModuleService/" binding="netTcpBinding" bindingConfiguration="netTcpBindingSmiple" contract="DotNet.IService.IModuleService" name="DotNet.Service.ModuleService"></endpoint>

      <endpoint address="net.tcp://jirigala-PC:8888/DotNet.Service/OrganizeService/" binding="netTcpBinding" bindingConfiguration="netTcpBindingSmiple" contract="DotNet.IService.IOrganizeService" name="DotNet.Service.OrganizeService"></endpoint>

      <endpoint address="net.tcp://jirigala-PC:8888/DotNet.Service/ParameterService/" binding="netTcpBinding" bindingConfiguration="netTcpBindingSmiple" contract="DotNet.IService.IParameterService" name="DotNet.Service.ParameterService"></endpoint>

      <endpoint address="net.tcp://jirigala-PC:8888/DotNet.Service/PermissionItemService/" binding="netTcpBinding" bindingConfiguration="netTcpBindingSmiple" contract="DotNet.IService.IPermissionItemService" name="DotNet.Service.PermissionItemService"></endpoint>

      <endpoint address="net.tcp://jirigala-PC:8888/DotNet.Service/PermissionService/" binding="netTcpBinding" bindingConfiguration="netTcpBindingSmiple" contract="DotNet.IService.IPermissionService" name="DotNet.Service.PermissionService"></endpoint>

      <endpoint address="net.tcp://jirigala-PC:8888/DotNet.Service/RoleService/" binding="netTcpBinding" bindingConfiguration="netTcpBindingSmiple" contract="DotNet.IService.IRoleService" name="DotNet.Service.RoleService"></endpoint>

      <endpoint address="net.tcp://jirigala-PC:8888/DotNet.Service/SequenceService/" binding="netTcpBinding" bindingConfiguration="netTcpBindingSmiple" contract="DotNet.IService.ISequenceService" name="DotNet.Service.SequenceService"></endpoint>

      <endpoint address="net.tcp://jirigala-PC:8888/DotNet.Service/StaffService/" binding="netTcpBinding" bindingConfiguration="netTcpBindingSmiple" contract="DotNet.IService.IStaffService" name="DotNet.Service.StaffService"></endpoint>

      <endpoint address="net.tcp://jirigala-PC:8888/DotNet.Service/UserService/" binding="netTcpBinding" bindingConfiguration="netTcpBindingSmiple" contract="DotNet.IService.IUserService" name="DotNet.Service.UserService"></endpoint>

      <endpoint address="net.tcp://jirigala-PC:8888/DotNet.Service/BusinessDbHelperService/" binding="netTcpBinding" bindingConfiguration="netTcpBindingSmiple" contract="DotNet.IService.IDbHelperService" name="DotNet.Service.BusinessDbHelperService"></endpoint>

      <endpoint address="net.tcp://jirigala-PC:8888/DotNet.Service/UserCenterDbHelperService/" binding="netTcpBinding" bindingConfiguration="netTcpBindingSmiple" contract="DotNet.IService.IDbHelperService" name="DotNet.Service.UserCenterDbHelperService"></endpoint>

      <endpoint address="net.tcp://jirigala-PC:8888/DotNet.Service/WorkFlowActivityAdminService/" binding="netTcpBinding" bindingConfiguration="netTcpBindingSmiple" contract="DotNet.IService.IWorkFlowActivityAdminService" name="DotNet.Service.WorkFlowActivityAdminService"></endpoint>

      <endpoint address="net.tcp://jirigala-PC:8888/DotNet.Service/WorkFlowCurrentService/" binding="netTcpBinding" bindingConfiguration="netTcpBindingSmiple" contract="DotNet.IService.IWorkFlowCurrentService" name="DotNet.Service.WorkFlowCurrentService"></endpoint>

      <endpoint address="net.tcp://jirigala-PC:8888/DotNet.Service/WorkFlowProcessAdminService/" binding="netTcpBinding" bindingConfiguration="netTcpBindingSmiple" contract="DotNet.IService.IWorkFlowProcessAdminService" name="DotNet.Service.WorkFlowProcessAdminService"></endpoint>

      <endpoint address="net.tcp://jirigala-PC:8888/DotNet.Service/TableColumnsService/" binding="netTcpBinding" bindingConfiguration="netTcpBindingSmiple" contract="DotNet.IService.ITableColumnsService" name="DotNet.Service.TableColumnsService"></endpoint>

    </client>

    <bindings>

      <netTcpBinding>

        <binding name="netTcpBindingSmiple" maxBufferPoolSize="2147483647" maxReceivedMessageSize="2147483647" closeTimeout="00:00:05" openTimeout="00:00:02" receiveTimeout="10:10:10" sendTimeout="00:00:30">

          <security mode="Message" >

            <message clientCredentialType="UserName"    />

          </security >

        </binding>

      </netTcpBinding>

    </bindings>

  </system.serviceModel>

</configuration>

本文转自jirigala_bao 51CTO博客，原文链接:http://blog.51cto.com/jirigala/812467