/// <summary>
        /// 主动获取消息
        /// </summary>
        public static void Pull(Action<string> method, string ExchangeName, string QueueName="",string RoutingKey="", RabbitMQExchangeType type = RabbitMQExchangeType.direct)
        {
            using (var connection = CreateConnection())
            {
                using (var channel = connection.CreateModel())
                {

                    channel.QueueDeclare(QueueName, durable: true, exclusive: false, autoDelete: false, arguments: null);
                    channel.ExchangeDeclare(ExchangeName, type.ToString());
                    //channel.BasicQos(0, 1, false);//这样告诉RabbitMQ不要在同一时间给一个消费者超过一条消息。换句话说，只有在消费者空闲的时候会发送下一条信息。
                     //创建一个非持久的、唯一的且自动删除的队列  
                    //String queueName = channel.QueueDeclare().QueueName;
                    if (string.IsNullOrEmpty(QueueName))
                    {
                        QueueName = channel.QueueDeclare().QueueName; ;
                    }
                     //为转发器指定队列，设置binding  
                    channel.QueueBind(QueueName, ExchangeName, RoutingKey);


                    QueueingBasicConsumer consumer = new QueueingBasicConsumer(channel);
                     //指定接收者，第二个参数为自动应答，无需手动应答  
                    channel.BasicConsume(QueueName, true, consumer);

                    while (true)
                    {
                        try
                        {
                            var delivery = consumer.Queue.Dequeue();
                            String message = (Encoding.UTF8.GetString(delivery.Body));

                            method(message);
                        }
                        catch (Exception ex)
                        {
                            throw ex;
                        }
                       
                    }

                }
            }
        }

/// <summary>
        /// 发送消息
        /// </summary>
        public static void Push(List<string> messages, string ExchangeName, string QueueName="", string RoutingKey = "", RabbitMQExchangeType type = RabbitMQExchangeType.direct)
        {

            // 创建连接和频道  

            var connection = CreateConnection();
            var channel = connection.CreateModel();
       
            //声明转发器和类型  
            channel.ExchangeDeclare(ExchangeName, type.ToString());
            channel.QueueDeclare(QueueName, durable: true, exclusive: false, autoDelete: false, arguments: null);
        
            var props = channel.CreateBasicProperties();
            props.DeliveryMode = 2;
            
            foreach (var msg in messages)
            {
                var msgBody = Encoding.UTF8.GetBytes(msg);
                channel.BasicPublish(ExchangeName, RoutingKey, props, body: msgBody);
            }
            
            channel.Dispose();
            connection.Dispose();  

        }