C#动态调用WCF接口(3)

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 = 20971520;
            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());
    }
 }