/// <summary>
 /// 重置TCP调用客户端
 /// </summary>
 /// <param name="host">TCP调用端口信息</param>
 /// <param name="client">TCP调用客户端</param>
 /// <returns>TCP调用客户端+未完成处理数量</returns>
 internal keyValue <clientType, int> ReSet(ref host host, clientType client)
 {
     if (Client.Client != null && Host.Equals(host))
     {
         clientType removeClient = Client.Client;
         int        count        = Count;
         Client.Set(client);
         Count = 0;
         return(new keyValue <clientType, int>(removeClient, count));
     }
     return(default(keyValue <clientType, int>));
 }