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;
        /// <summary>
        /// 端口号
        /// </summary>
        public int Port
        {
            get
            {
                return port;
            }
            set
            {
                port = value;
            }
        }

        public ServiceFactory()
        {
        }

        /// <summary>
        /// 初始化服务
        /// </summary>
        public void InitService()
        {
        }

        /// <summary>
        /// 动态设定WCF主机地址端口的方法
        /// </summary>
        /// <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>

 

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