Beispiel #1
0
        /// <summary>
        /// 获取缓存的
        /// </summary>
        /// <param name="key"></param>
        /// <returns></returns>
        private static EndpointAddress GetAddress(string contract, string uri)
        {
            string          server_name = GetServerName(contract);
            WcfClentBinding wcfcbing    = GetWcfClientConst(server_name);
            WcfClent        client      = GetContract(contract);

            string key = uri == null ? contract : uri + "/" + contract;

            EndpointAddress address = null;

            if (endpointDic.ContainsKey(key))
            {
                address = endpointDic[key];
            }
            else
            {
                string Uri           = uri == null ? wcfcbing.Uri : uri;
                string baseaddress   = Uri.EndsWith("/") ? Uri.TrimEnd('/') : Uri;
                string extendaddress = client.Address.StartsWith("/") ? client.Address.TrimStart('/') : client.Address;
                address = new EndpointAddress("net.tcp://" + baseaddress + "/" + extendaddress);
                //缓存终结点
                if (!endpointDic.ContainsKey(contract))
                {
                    lock (lockpoint)
                    {
                        if (!endpointDic.ContainsKey(key))
                        {
                            endpointDic.Add(key, address);
                        }
                    }
                }
            }

            return(address);
        }
Beispiel #2
0
        /// <summary>
        /// 获取缓存的绑定信息
        /// </summary>
        /// <param name="contract">契约名称</param>
        /// <param name="server_name">服务器名称</param>
        /// <param name="wcfcbing">绑定信息</param>
        private static NetTcpBinding GetBing(string contract)
        {
            string          server_name = GetServerName(contract);
            WcfClentBinding wcfcbing    = GetWcfClientConst(server_name);

            NetTcpBinding binging = null;

            if (bingDic.ContainsKey(server_name))
            {
                binging = bingDic[server_name];
            }
            else
            {
                binging = new NetTcpBinding();
                binging.MaxBufferPoolSize      = wcfcbing.MaxBufferPoolSize;
                binging.MaxBufferSize          = wcfcbing.MaxBufferSize;
                binging.MaxReceivedMessageSize = wcfcbing.MaxReceivedMessageSize;
                binging.MaxConnections         = wcfcbing.MaxConnections;
                binging.ListenBacklog          = wcfcbing.ListenBacklog;
                binging.OpenTimeout            = wcfcbing.OpenTimeout;
                binging.ReceiveTimeout         = wcfcbing.ReceiveTimeout;
                binging.TransferMode           = wcfcbing.TransferMode;
                binging.Security.Mode          = wcfcbing.SecurityMode;

                binging.SendTimeout           = wcfcbing.SendTimeout;
                binging.ReaderQuotas.MaxDepth = wcfcbing.ReaderQuotasMaxDepth;
                binging.ReaderQuotas.MaxStringContentLength = wcfcbing.ReaderQuotasMaxStringContentLength;
                binging.ReaderQuotas.MaxArrayLength         = wcfcbing.ReaderQuotasMaxArrayLength;
                binging.ReaderQuotas.MaxBytesPerRead        = wcfcbing.ReaderQuotasMaxBytesPerRead;
                binging.ReaderQuotas.MaxNameTableCharCount  = wcfcbing.ReaderQuotasMaxNameTableCharCount;
                binging.ReliableSession.Ordered             = wcfcbing.ReliableSessionOrdered;
                binging.ReliableSession.Enabled             = wcfcbing.ReliableSessionEnabled;
                binging.ReliableSession.InactivityTimeout   = wcfcbing.ReliableSessionInactivityTimeout;

                //缓存绑定参数
                if (!bingDic.ContainsKey(server_name))
                {
                    lock (lockbing)
                    {
                        if (!bingDic.ContainsKey(server_name))
                        {
                            bingDic.Add(server_name, binging);
                        }
                    }
                }
            }

            return(binging);
        }
Beispiel #3
0
        /// <summary>
        /// 是否启用负载均衡
        /// </summary>
        public static bool IsLoadBalance(string contract)
        {
            Init();
            string          server_name = GetServerName(contract);
            WcfClentBinding bing        = GetWcfClientConst(server_name);
            bool            flag        = bing.LoadBalance.IsUsed;

            //如果启用负载均衡,则启动监听心跳
            if (flag && !wcfClentConstantList[server_name].LoadBalance.BalanceAlgorithm.IsNewInstance)
            {
                LoadBalanceConfig balance = wcfClentConstantList[server_name].LoadBalance;
                balance.BalanceAlgorithm.NewInstance(balance.WcfAdress, GetBing(contract));
            }
            return(flag);
        }
Beispiel #4
0
 /// <summary>
 /// 构造函数
 /// </summary>
 /// <param name="Binging"></param>
 /// <param name="Address"></param>
 public WcfStandardProxy(NetTcpBinding Binging, EndpointAddress Address, WcfClentBinding wcfcbing, WcfClent Client, string Server_Name, bool IsUseWcfPool)
     : base(typeof(T))
 {
     this.binging = Binging;
     this.address = Address;
     this.EnableBinaryFormatterBehavior = wcfcbing.EnableBinaryFormatterBehavior;
     this.wcfMaxPoolSize = wcfcbing.WcfMaxPoolSize;
     this.wcfOutTime     = wcfcbing.WcfOutTime;
     this.WcfFailureTime = wcfcbing.WcfFailureTime;
     this.client         = Client;
     this.server_name    = Server_Name;
     this.isUseWcfPool   = IsUseWcfPool;
     //初始话连接池
     WcfPoolCache.Init(this.isUseWcfPool, wcfMaxPoolSize, wcfOutTime, WcfFailureTime, server_name, wcfcbing.WcfPoolMonitorReapTime);
 }
        /// <summary>
        /// 客户端常量设置配值类
        /// </summary>
        /// <param name="doc"></param>
        public WcfClentConstantSettingConfig(XmlDocument doc)
        {
            mlist = new Dictionary <string, WcfClentBinding>();
            try
            {
                foreach (XmlElement elem in XmlHelper.Children(doc.DocumentElement, "Servers"))
                {
                    foreach (XmlElement xe in XmlHelper.Children(elem, "Server"))
                    {
                        var name = xe.GetAttribute("name");

                        XmlElement      xe1      = XmlHelper.Child(xe, "Binding");
                        Binding         bindType = new NetTcpBinding();
                        WcfClentBinding bing     = new WcfClentBinding()
                        {
                            BindingType            = bindType,
                            MaxBufferPoolSize      = Convert.ToInt32(xe1.Attributes["MaxBufferPoolSize"].Value),
                            MaxBufferSize          = Convert.ToInt32(xe1.Attributes["MaxBufferSize"].Value),
                            MaxReceivedMessageSize = Convert.ToInt32(xe1.Attributes["MaxReceivedMessageSize"].Value),
                            MaxConnections         = Convert.ToInt32(xe1.Attributes["MaxConnections"].Value),
                            ListenBacklog          = Convert.ToInt32(xe1.Attributes["ListenBacklog"].Value),
                            SendTimeout            = TimeSpan.Parse(xe1.Attributes["SendTimeout"].Value),
                            OpenTimeout            = TimeSpan.Parse(xe1.Attributes["OpenTimeout"].Value),
                            ReceiveTimeout         = TimeSpan.Parse(xe1.Attributes["ReceiveTimeout"].Value),
                            TransferMode           = (TransferMode)Enum.Parse(typeof(TransferMode), xe1.Attributes["TransferMode"].Value),
                            SecurityMode           = (SecurityMode)Enum.Parse(typeof(SecurityMode), xe1.Attributes["SecurityMode"].Value),
                            Uri = xe1.Attributes["Address"].Value,
                            ReaderQuotasMaxDepth = Convert.ToInt32(xe1.Attributes["ReaderQuotasMaxDepth"].Value),
                            ReaderQuotasMaxStringContentLength = Convert.ToInt32(xe1.Attributes["ReaderQuotasMaxStringContentLength"].Value),
                            ReaderQuotasMaxArrayLength         = Convert.ToInt32(xe1.Attributes["ReaderQuotasMaxArrayLength"].Value),
                            ReaderQuotasMaxBytesPerRead        = Convert.ToInt32(xe1.Attributes["ReaderQuotasMaxBytesPerRead"].Value),
                            ReaderQuotasMaxNameTableCharCount  = Convert.ToInt32(xe1.Attributes["ReaderQuotasMaxNameTableCharCount"].Value),
                            ReliableSessionOrdered             = bool.Parse(xe1.Attributes["ReliableSessionOrdered"].Value),
                            ReliableSessionEnabled             = bool.Parse(xe1.Attributes["ReliableSessionEnabled"].Value),
                            ReliableSessionInactivityTimeout   = TimeSpan.Parse(xe1.Attributes["ReliableSessionInactivityTimeout"].Value),
                            //EnableBinaryFormatterBehavior = bool.Parse(xe1.Attributes["EnableBinaryFormatterBehavior"].Value),
                            IsUseWcfPool           = bool.Parse(xe1.Attributes["IsUseWcfPool"].Value),
                            WcfMaxPoolSize         = Convert.ToInt32(xe1.Attributes["WcfMaxPoolSize"].Value),
                            WcfOutTime             = Convert.ToInt64(xe1.Attributes["WcfOutTime"].Value),
                            WcfFailureTime         = Convert.ToInt64(xe1.Attributes["WcfFailureTime"].Value),
                            WcfPoolMonitorReapTime = Convert.ToInt32(xe1.Attributes["WcfPoolMonitorReapTime"].Value)
                        };

                        //获取负载均衡信息
                        XmlElement        xe2    = XmlHelper.Child(xe, "LoadBalance");
                        LoadBalanceConfig config = new LoadBalanceConfig();
                        if (xe2 == null)
                        {
                            config.IsUsed = false;
                        }
                        else
                        {
                            config.IsUsed                 = bool.Parse(xe2.Attributes["IsUsed"].Value);
                            config.IsUseWcfPool           = bool.Parse(xe2.Attributes["IsUseWcfPool"].Value);
                            config.WcfOutTime             = long.Parse(xe2.Attributes["WcfOutTime"].Value);
                            config.WcfFailureTime         = long.Parse(xe2.Attributes["WcfFailureTime"].Value);
                            config.WcfPoolMonitorReapTime = int.Parse(xe2.Attributes["WcfPoolMonitorReapTime"].Value);
                            IDictionary <string, Address> addresslist = new Dictionary <string, Address>();
                            foreach (XmlElement xe3 in XmlHelper.Children(xe2, "Address"))
                            {
                                Address address = new Address();
                                address.WcfMaxPoolSize = int.Parse(xe3.Attributes["WcfMaxPoolSize"].Value);
                                address.HeatBeatTime   = TimeSpan.Parse(xe3.Attributes["HeatBeatTime"].Value);
                                address.Uri            = xe3.InnerText.Trim();

                                addresslist.Add(address.Uri, address);
                            }
                            config.WcfAdress        = addresslist;
                            config.BalanceAlgorithm = (BalanceAlgorithmBase)this.GetType().Assembly.CreateInstance(
                                "Eltc.Base.FrameWork.Helper.Wcf.LoadBalance."
                                + xe2.Attributes["BalanceAlgorithm"].Value);
                        }

                        bing.LoadBalance = config;

                        mlist[name] = bing;
                    }
                }
            }
            catch (Exception oe)
            {
                throw new ArgumentException(oe.Message);
            }
        }
Beispiel #6
0
        /// <summary>
        /// 获取缓存的常量配置
        /// </summary>
        /// <param name="contract">契约名</param>
        /// <param name="binging">绑定信息</param>
        /// <param name="address">终结点地址</param>
        /// <param name="client">契约配置</param>
        /// <param name="wcfcbing">客户端常量配置</param>
        /// <param name="server_name">服务器名</param>
        public static void GetCachedData(string contract, out NetTcpBinding binging, out EndpointAddress address, out WcfClent client, out WcfClentBinding wcfcbing, out string server_name)
        {
            //获取常量
            server_name = GetServerName(contract);
            wcfcbing    = GetWcfClientConst(server_name);
            client      = GetContract(contract);

            //获取绑定
            binging = GetBing(contract);

            //获取终结点,注:没启用负载均衡,缓存终结点的的key是契约,启用负载均衡,缓存终结点的key是address+"/"+contract
            address = GetAddress(contract, null);
        }
        /// <summary>
        /// 客户端常量设置配值类
        /// </summary>
        /// <param name="doc"></param>
        public WcfClentConstantSettingConfig(XmlDocument doc)
        {
            mlist = new Dictionary<string, WcfClentBinding>();
            try
            {
                foreach (XmlElement elem in XmlHelper.Children(doc.DocumentElement, "Servers"))
                {
                    foreach (XmlElement xe in XmlHelper.Children(elem, "Server"))
                    {
                        var name = xe.GetAttribute("name");

                        XmlElement xe1 = XmlHelper.Child(xe, "Binding");
                        Binding bindType = new NetTcpBinding();
                        WcfClentBinding bing = new WcfClentBinding()
                                     {
                                         BindingType = bindType,
                                         MaxBufferPoolSize = Convert.ToInt32(xe1.Attributes["MaxBufferPoolSize"].Value),
                                         MaxBufferSize = Convert.ToInt32(xe1.Attributes["MaxBufferSize"].Value),
                                         MaxReceivedMessageSize = Convert.ToInt32(xe1.Attributes["MaxReceivedMessageSize"].Value),
                                         MaxConnections = Convert.ToInt32(xe1.Attributes["MaxConnections"].Value),
                                         ListenBacklog = Convert.ToInt32(xe1.Attributes["ListenBacklog"].Value),
                                         SendTimeout = TimeSpan.Parse(xe1.Attributes["SendTimeout"].Value),
                                         OpenTimeout = TimeSpan.Parse(xe1.Attributes["OpenTimeout"].Value),
                                         ReceiveTimeout = TimeSpan.Parse(xe1.Attributes["ReceiveTimeout"].Value),
                                         TransferMode = (TransferMode)Enum.Parse(typeof(TransferMode), xe1.Attributes["TransferMode"].Value),
                                         SecurityMode = (SecurityMode)Enum.Parse(typeof(SecurityMode), xe1.Attributes["SecurityMode"].Value),
                                         Uri = xe1.Attributes["Address"].Value,
                                         ReaderQuotasMaxDepth = Convert.ToInt32(xe1.Attributes["ReaderQuotasMaxDepth"].Value),
                                         ReaderQuotasMaxStringContentLength = Convert.ToInt32(xe1.Attributes["ReaderQuotasMaxStringContentLength"].Value),
                                         ReaderQuotasMaxArrayLength = Convert.ToInt32(xe1.Attributes["ReaderQuotasMaxArrayLength"].Value),
                                         ReaderQuotasMaxBytesPerRead = Convert.ToInt32(xe1.Attributes["ReaderQuotasMaxBytesPerRead"].Value),
                                         ReaderQuotasMaxNameTableCharCount = Convert.ToInt32(xe1.Attributes["ReaderQuotasMaxNameTableCharCount"].Value),
                                         ReliableSessionOrdered = bool.Parse(xe1.Attributes["ReliableSessionOrdered"].Value),
                                         ReliableSessionEnabled = bool.Parse(xe1.Attributes["ReliableSessionEnabled"].Value),
                                         ReliableSessionInactivityTimeout = TimeSpan.Parse(xe1.Attributes["ReliableSessionInactivityTimeout"].Value),
                                         //EnableBinaryFormatterBehavior = bool.Parse(xe1.Attributes["EnableBinaryFormatterBehavior"].Value),
                                         IsUseWcfPool = bool.Parse(xe1.Attributes["IsUseWcfPool"].Value),
                                         WcfMaxPoolSize = Convert.ToInt32(xe1.Attributes["WcfMaxPoolSize"].Value),
                                         WcfOutTime = Convert.ToInt64(xe1.Attributes["WcfOutTime"].Value),
                                         WcfFailureTime = Convert.ToInt64(xe1.Attributes["WcfFailureTime"].Value),
                                         WcfPoolMonitorReapTime = Convert.ToInt32(xe1.Attributes["WcfPoolMonitorReapTime"].Value)
                                     };

                        //获取负载均衡信息
                        XmlElement xe2 = XmlHelper.Child(xe, "LoadBalance");
                        LoadBalanceConfig config = new LoadBalanceConfig();
                        if (xe2 == null) { config.IsUsed = false; }
                        else
                        {
                            config.IsUsed = bool.Parse(xe2.Attributes["IsUsed"].Value);
                            config.IsUseWcfPool = bool.Parse(xe2.Attributes["IsUseWcfPool"].Value);
                            config.WcfOutTime = long.Parse(xe2.Attributes["WcfOutTime"].Value);
                            config.WcfFailureTime = long.Parse(xe2.Attributes["WcfFailureTime"].Value);
                            config.WcfPoolMonitorReapTime = int.Parse(xe2.Attributes["WcfPoolMonitorReapTime"].Value);
                            IDictionary<string, Address> addresslist = new Dictionary<string, Address>();
                            foreach (XmlElement xe3 in XmlHelper.Children(xe2, "Address"))
                            {
                                Address address = new Address();
                                address.WcfMaxPoolSize = int.Parse(xe3.Attributes["WcfMaxPoolSize"].Value);
                                address.HeatBeatTime = TimeSpan.Parse(xe3.Attributes["HeatBeatTime"].Value);
                                address.Uri = xe3.InnerText.Trim();

                                addresslist.Add(address.Uri, address);
                            }
                            config.WcfAdress = addresslist;
                            config.BalanceAlgorithm = (BalanceAlgorithmBase)this.GetType().Assembly.CreateInstance(
                                                        "Eltc.Base.FrameWork.Helper.Wcf.LoadBalance."
                                                        + xe2.Attributes["BalanceAlgorithm"].Value);
                        }

                        bing.LoadBalance = config;

                        mlist[name] = bing;
                    }
                }
            }
            catch (Exception oe)
            {
                throw new ArgumentException(oe.Message);
            }
        }
        /// <summary>
        /// 拦截器处理
        /// </summary>
        /// <param name="msg"></param>
        /// <returns></returns>
        public override IMessage Invoke(IMessage msg)
        {
            IMethodReturnMessage methodReturn = null;
            IMethodCallMessage   methodCall   = (IMethodCallMessage)msg;

            string contract = typeof(T).FullName;

            string          server_name = WcfCacheData.GetServerName(contract);
            WcfClentBinding clientconst = WcfCacheData.GetWcfClientConst(server_name);
            //web.config或app.config中的ApplicationName
            string            wcfappname = ConfigurationManager.AppSettings["ApplicationName"];
            bool              EnableBinaryFormatterBehavior = clientconst.EnableBinaryFormatterBehavior;
            LoadBalanceConfig balance = clientconst.LoadBalance;
            //获取负载均衡设置中是否启用连接池
            bool isUseWcfPool = balance.IsUseWcfPool;

            //获取负载的服务器uri
            string uri = null;

            try
            {
                uri = balance.BalanceAlgorithm.GetServerKey();
            }
            catch (Exception buex)
            {
                throw buex;
            }
            Address uri_address = balance.WcfAdress[uri];

            WcfPool pool = null;

            //获取的池子索引
            int?index   = null;
            T   channel = default(T);
            OperationContextScope scope = null;

            if (!isUseWcfPool)//不启用连接池
            {
                ChannelFactory <T> factory = WcfCacheData.GetFactory <T>(uri_address, EnableBinaryFormatterBehavior);
                channel = factory.CreateChannel();
                //scope = new OperationContextScope(((IClientChannel)channel));
            }
            else
            {
                string server_key = server_name + "/" + uri;
                //初始化连接池
                WcfPoolCache.Init(isUseWcfPool, uri_address.WcfMaxPoolSize, balance.WcfOutTime, balance.WcfFailureTime, server_key, balance.WcfPoolMonitorReapTime);
                //此处使用wcf连接池技术,获取当前wcf连接池
                pool = WcfPoolCache.GetWcfPool(server_key);

                #region  统模式

                //是否超时
                bool isouttime = false;
                //超时计时器
                Stopwatch sw = new Stopwatch();
                sw.Start();
                while (true)
                {
                    #region while

                    if (string.IsNullOrEmpty(uri))
                    {
                        throw new Exception("所有的负载服务器都挂掉了");
                    }

                    bool isReap = true;
                    //先判断池子中是否有此空闲连接
                    if (pool.GetFreePoolNums(contract) > 0)
                    {
                        isReap = false;
                        try
                        {
                            WcfCommunicationObj commobj = pool.GetChannel <T>();
                            if (commobj != null && commobj.CommucationObject.State == CommunicationState.Opened)
                            {
                                index   = commobj.Index;
                                channel = (T)commobj.CommucationObject;
                            }
                        }
                        catch (Exception ex)
                        {
                            throw new Exception(ex.ToString());
                        }
                    }

                    //如果没有空闲连接判断是否池子是否已满,未满,则创建新连接并装入连接池
                    if (channel == null && !pool.IsPoolFull)
                    {
                        //创建新连接
                        ChannelFactory <T> factory = WcfCacheData.GetFactory <T>(uri_address, EnableBinaryFormatterBehavior);

                        //装入连接池
                        try
                        {
                            bool flag = pool.AddPool <T>(factory, out channel, out index, isReap);
                        }
                        catch (Exception ex)
                        {
                            #region 重新获取服务器
                            balance.BalanceAlgorithm.Kill(uri);
                            try
                            {
                                uri = balance.BalanceAlgorithm.GetServerKey();
                            }
                            catch (Exception buex)
                            {
                                throw buex;
                            }
                            uri_address = balance.WcfAdress[uri];
                            server_key  = server_name + "/" + uri;
                            //初始化连接池
                            WcfPoolCache.Init(isUseWcfPool, uri_address.WcfMaxPoolSize, balance.WcfOutTime, balance.WcfFailureTime, server_key, balance.WcfPoolMonitorReapTime);
                            //此处使用wcf连接池技术,获取当前wcf连接池
                            pool = WcfPoolCache.GetWcfPool(server_key);
                            continue;
                            #endregion
                        }
                    }

                    //如果当前契约无空闲连接,并且队列已满,并且非当前契约有空闲,则踢掉一个非当前契约
                    if (channel == null && pool.IsPoolFull && pool.GetFreePoolNums(contract) == 0 && pool.GetUsedPoolNums(contract) != uri_address.WcfMaxPoolSize)
                    {
                        //创建新连接
                        ChannelFactory <T> factory = WcfCacheData.GetFactory <T>(uri_address, EnableBinaryFormatterBehavior);
                        try
                        {
                            pool.RemovePoolOneNotAt <T>(factory, out channel, out index);
                        }
                        catch (Exception ex)
                        {
                            #region 重新获取服务器
                            balance.BalanceAlgorithm.Kill(uri);
                            try
                            {
                                uri = balance.BalanceAlgorithm.GetServerKey();
                            }
                            catch (Exception buex)
                            {
                                throw buex;
                            }
                            uri_address = balance.WcfAdress[uri];
                            server_key  = server_name + "/" + uri;
                            //初始化连接池
                            WcfPoolCache.Init(isUseWcfPool, uri_address.WcfMaxPoolSize, balance.WcfOutTime, balance.WcfFailureTime, server_key, balance.WcfPoolMonitorReapTime);
                            //此处使用wcf连接池技术,获取当前wcf连接池
                            pool = WcfPoolCache.GetWcfPool(server_key);
                            continue;
                            #endregion
                        }
                    }

                    if (channel != null)
                    {
                        break;
                    }

                    //如果还未获取连接判断是否超时,如果超时抛异常
                    if (sw.Elapsed >= new TimeSpan(balance.WcfOutTime * 1000 * 10000))
                    {
                        break;
                    }
                    else
                    {
                        Thread.Sleep(100);
                    }
                    #endregion
                }
                sw.Stop();
                sw = null;

                if (isouttime)
                {
                    throw new Exception("获取连接池中的连接超时,请配置WCF客户端常量配置文件中的WcfOutTime属性,Server name=\"" + server_name + "\"");
                }

                #endregion

                #region 反应器

                //AutoResetEvent autoEvents = new AutoResetEvent(false);
                //BusinessException bex = null;

                //ThreadPool.QueueUserWorkItem(delegate(object param)
                //{
                //    //超时计时器
                //    Stopwatch sw = new Stopwatch();
                //    sw.Start();
                //    while (true)
                //    {
                //        #region while

                //        if (string.IsNullOrEmpty(uri))
                //        {
                //            bex = new BusinessException("所有的负载服务器都挂掉了");
                //            autoEvents.Set();
                //            break;
                //        }

                //        bool isReap = true;
                //        //先判断池子中是否有此空闲连接
                //        if (pool.GetFreePoolNums(contract) > 0)
                //        {
                //            isReap = false;
                //            try
                //            {
                //                WcfCommunicationObj commobj = pool.GetChannel<T>();
                //                if (commobj != null && commobj.CommucationObject.State == CommunicationState.Opened)
                //                {
                //                    index = commobj.Index;
                //                    channel = (T)commobj.CommucationObject;
                //                }
                //            }
                //            catch (Exception ex)
                //            {
                //                bex = new BusinessException(ex.ToString());
                //                autoEvents.Set();
                //                break;
                //            }
                //        }

                //        //如果没有空闲连接判断是否池子是否已满,未满,则创建新连接并装入连接池
                //        if (channel == null && !pool.IsPoolFull)
                //        {
                //            //创建新连接
                //            ChannelFactory<T> factory = WcfCacheData.GetFactory<T>(uri_address, EnableBinaryFormatterBehavior);

                //            //装入连接池
                //            try
                //            {
                //                bool flag = pool.AddPool<T>(factory, out channel, out index, isReap);
                //            }
                //            catch (Exception ex)
                //            {
                //                #region 重新获取服务器
                //                balance.BalanceAlgorithm.Kill(uri);
                //                try
                //                {
                //                    uri = balance.BalanceAlgorithm.GetServerKey();
                //                }
                //                catch (BusinessException buex)
                //                {
                //                    bex = buex;
                //                    autoEvents.Set();
                //                    break;
                //                }
                //                uri_address = balance.WcfAdress[uri];
                //                server_key = server_name + "/" + uri;
                //                //初始化连接池
                //                WcfPoolCache.Init(isUseWcfPool, uri_address.WcfMaxPoolSize, balance.WcfOutTime, balance.WcfFailureTime, server_key, balance.WcfPoolMonitorReapTime);
                //                //此处使用wcf连接池技术,获取当前wcf连接池
                //                pool = WcfPoolCache.GetWcfPool(server_key);
                //                continue;
                //                #endregion
                //            }
                //        }

                //        //如果当前契约无空闲连接,并且队列已满,并且非当前契约有空闲,则踢掉一个非当前契约
                //        if (channel == null && pool.IsPoolFull && pool.GetFreePoolNums(contract) == 0 && pool.GetUsedPoolNums(contract) != uri_address.WcfMaxPoolSize)
                //        {
                //            //创建新连接
                //            ChannelFactory<T> factory = WcfCacheData.GetFactory<T>(uri_address, EnableBinaryFormatterBehavior);
                //            try
                //            {
                //                pool.RemovePoolOneNotAt<T>(factory, out channel, out index);
                //            }
                //            catch (Exception ex)
                //            {
                //                #region 重新获取服务器
                //                balance.BalanceAlgorithm.Kill(uri);
                //                try
                //                {
                //                    uri = balance.BalanceAlgorithm.GetServerKey();
                //                }
                //                catch (BusinessException buex)
                //                {
                //                    bex = buex;
                //                    autoEvents.Set();
                //                    break;
                //                }
                //                uri_address = balance.WcfAdress[uri];
                //                server_key = server_name + "/" + uri;
                //                //初始化连接池
                //                WcfPoolCache.Init(isUseWcfPool, uri_address.WcfMaxPoolSize, balance.WcfOutTime, balance.WcfFailureTime, server_key, balance.WcfPoolMonitorReapTime);
                //                //此处使用wcf连接池技术,获取当前wcf连接池
                //                pool = WcfPoolCache.GetWcfPool(server_key);
                //                continue;
                //                #endregion
                //            }
                //        }

                //        if (channel != null)
                //        {
                //            autoEvents.Set();
                //            break;
                //        }

                //        //如果还未获取连接判断是否超时,如果超时抛异常
                //        if (sw.Elapsed >= new TimeSpan(balance.WcfOutTime * 1000 * 10000))
                //        {
                //            break;
                //        }
                //        else
                //        {
                //            Thread.Sleep(100);
                //        }
                //        #endregion
                //    }
                //    sw.Stop();
                //    sw = null;

                //    Thread.CurrentThread.Abort();
                //});

                //if (!autoEvents.WaitOne(new TimeSpan(balance.WcfOutTime * 1000 * 10000)))
                //{
                //    throw new NormalException("获取连接池中的连接超时,请配置WCF客户端常量配置文件中的WcfOutTime属性,Server name=\"" + server_name + "\" Uri:" + uri);
                //}
                //if (bex != null)
                //{
                //    throw bex;
                //}

                #endregion
            }

            #region  递上下文

            if (wcfappname != null)
            {
                HeaderOperater.SetClientWcfAppNameHeader(wcfappname);
            }

            #endregion

            try
            {
                object[] copiedArgs = Array.CreateInstance(typeof(object), methodCall.Args.Length) as object[];
                methodCall.Args.CopyTo(copiedArgs, 0);
                object returnValue = methodCall.MethodBase.Invoke(channel, copiedArgs);
                methodReturn = new ReturnMessage(returnValue,
                                                 copiedArgs,
                                                 copiedArgs.Length,
                                                 methodCall.LogicalCallContext,
                                                 methodCall);

                //如果启用连接池,使用完后把连接回归连接池
                if (isUseWcfPool)
                {
                    if (index != null && pool != null)
                    {
                        pool.ReturnPool <T>((int)index);
                    }
                }
            }
            catch (Exception ex)
            {
                var exception = ex;
                if (ex.InnerException != null)
                {
                    exception = ex.InnerException;
                }
                methodReturn = new ReturnMessage(exception, methodCall);

                //如果启用连接池,出错则关闭连接,并删除连接池中的连接
                if (isUseWcfPool)
                {
                    if (index != null && pool != null)
                    {
                        pool.RemovePoolAt <T>((int)index);
                    }
                }
            }
            finally
            {
                if (!isUseWcfPool)//不启用连接池
                {
                    if (scope != null)
                    {
                        scope.Dispose();
                    }
                    (channel as IDisposable).Dispose();
                }

                //清除wcf应用程序名上下文
                if (wcfappname != null)
                {
                    HeaderOperater.ClearClientWcfAppNameHeader();
                }
            }

            return(methodReturn);
        }