using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

using System.ServiceModel;

using System.ServiceModel.Channels;

using System.Reflection;

namespace wcf.wcfbase

 {

    ///<summary>

    /// 使用ChannelFactory为wcf客户端创建独立通道

    ///</summary>

    public class WcfChannelFactory

    {

        public WcfChannelFactory()

        {

        }

        ///<summary>

        /// 执行方法 WSHttpBinding

        ///</summary>

        ///<typeparam name="T">服务接口</typeparam>

        ///<param name="uri">wcf地址</param>

        ///<param name="methodName">方法名</param>

        ///<param name="args">参数列表</param>

        public static object ExecuteMetod<T>(string uri, string methodName, paramsobject[] args)

        {

            //BasicHttpBinding binding = new BasicHttpBinding(); //出现异常:远程服务器返回错误: (415) Cannot process the message because the content type 'text/xml; charset=utf-8' was not the expected type 'application/soap+xml; charset=utf-8'.。

             WSHttpBinding binding = new WSHttpBinding();

             EndpointAddress endpoint = new EndpointAddress(uri);

            using (ChannelFactory<T> channelFactory = new ChannelFactory<T>(binding, endpoint))

            {

                T instance = channelFactory.CreateChannel();

                using (instance as IDisposable)

                {

                    try

                    {

                        Type type = typeof(T);

                        MethodInfo mi = type.GetMethod(methodName);

                        return mi.Invoke(instance, args);

                    }

                    catch (TimeoutException)

                    {

                        (instance as ICommunicationObject).Abort();

                        throw;

                    }

                    catch (CommunicationException)

                    {

                        (instance as ICommunicationObject).Abort();

                        throw;

                    }

                    catch (Exception vErr)

                    {

                        (instance as ICommunicationObject).Abort();

                        throw;

                    }

                }

             }

         }

        //nettcpbinding 绑定方式

        public static object ExecuteMethod<T>(string pUrl, string pMethodName,paramsobject[] pParams)

        {

            EndpointAddress address = new EndpointAddress(pUrl);

            Binding bindinginstance = null;

            NetTcpBinding ws = new NetTcpBinding();

            ws.MaxReceivedMessageSize = ;

            ws.Security.Mode = SecurityMode.None;

            bindinginstance = ws;

            using (ChannelFactory<T> channel = new ChannelFactory<T>(bindinginstance, address))

            {

                T instance = channel.CreateChannel();

                using (instance as IDisposable)

                {

                    try

                    {

                        Type type = typeof(T);

                        MethodInfo mi = type.GetMethod(pMethodName);

                        return mi.Invoke(instance, pParams);

                    }

                    catch (TimeoutException)

                    {

                        (instance as ICommunicationObject).Abort();

                        throw;

                    }

                    catch (CommunicationException)

                    {

                        (instance as ICommunicationObject).Abort();

                        throw;

                    }

                    catch (Exception vErr)

                    {

                        (instance as ICommunicationObject).Abort();

                        throw;

                    }

                }

            }

        }

        //调用示例:

        string uri = "http://localhost:9998/mywcf/Service";

        object o = ExecuteMetod<IService>(uri, "Add",12.0,13.0);

        Console.WriteLine(o.ToString());

        Console.ReadKey();

        //简单方法,不考虑太多,直接调用:

        EndpointAddress address1 = new EndpointAddress("http://localhost:9998/mywcf/Service");

        ServiceClient service1 = new ServiceClient(new WSHttpBinding(), address1);

        Console.WriteLine(service1.Add(12.0, 13.0).ToString());

    }

 }