1. 程式人生 > >.NET中RabbitMQ的Topic型別Exchange的使用

.NET中RabbitMQ的Topic型別Exchange的使用

Producter 傳送訊息程式碼:

        /// <summary>
        /// 連線配置
        /// </summary>
        private static readonly ConnectionFactory rabbitMqFactory = new ConnectionFactory(){
            HostName ="192.168.1.8",UserName="hao",Password="abc123",Port= 5672
        };
        /// <summary>
        /// 路由名稱
        /// </summary>
        const string TopExchangeName = "topic.justin.exchange";

        //佇列名稱
        const string TopQueueName = "topic.justin.queue";

        public static void TopicExchangeSendMsg()
        {
            using (IConnection conn = rabbitMqFactory.CreateConnection())
            {
                using (IModel channel = conn.CreateModel())
                {
                    channel.ExchangeDeclare(TopExchangeName, "topic", durable: false, autoDelete: false, arguments: null);
                    channel.QueueDeclare(TopQueueName, durable: false, autoDelete: false, exclusive: false, arguments: null);
                    channel.QueueBind(TopQueueName, TopExchangeName, routingKey: TopQueueName);
                    //var props = channel.CreateBasicProperties();
                    //props.Persistent = true;
                    string vadata = Console.ReadLine();
                    while (vadata != "exit")
                    {
                        var msgBody = Encoding.UTF8.GetBytes(vadata);
                        channel.BasicPublish(exchange: TopExchangeName, routingKey: TopQueueName, basicProperties: null, body: msgBody);
                        Console.WriteLine(string.Format("***傳送時間:{0},傳送完成,輸入exit退出訊息傳送", DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss")));
                        vadata = Console.ReadLine();
                    }
                }
            }
        }

Customer接收訊息程式碼:

        /// <summary>
        /// 連線配置
        /// </summary>
        private static readonly ConnectionFactory rabbitMqFactory = new ConnectionFactory() {
            HostName = "192.168.1.8", UserName = "hao", Password = "abc123", Port = 5672
        };

        /// <summary>
        /// 路由名稱
        /// </summary>
        const string TopExchangeName = "topic.justin.exchange";

        //佇列名稱
        const string TopQueueName = "topic.justin.queue";

        public static void TopicAcceptExchange()
        {
            using (IConnection conn = rabbitMqFactory.CreateConnection())
            {
                using (IModel channel = conn.CreateModel())
                {
                    channel.ExchangeDeclare(TopExchangeName, "topic", durable: false, autoDelete: false, arguments: null);
                    channel.QueueDeclare(TopQueueName, durable: false, autoDelete: false, exclusive: false, arguments: null);
                    channel.BasicQos(prefetchSize: 0, prefetchCount: 1, global: false);
                    channel.QueueBind(TopQueueName, TopExchangeName, routingKey: TopQueueName);
                    var consumer = new EventingBasicConsumer(channel);
                    consumer.Received += (model, ea) =>
                    {
                        var msgBody = Encoding.UTF8.GetString(ea.Body);
                        Console.WriteLine(string.Format("***接收時間:{0},訊息內容:{1}", DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss"), msgBody));
                        int dots = msgBody.Split('.').Length - 1;
                        System.Threading.Thread.Sleep(dots * 1000);
                        Console.WriteLine(" [x] Done");
                        channel.BasicAck(deliveryTag: ea.DeliveryTag, multiple: false);
                    };
                    channel.BasicConsume(TopQueueName, noAck: false, consumer: consumer);

                    Console.WriteLine("按任意值,退出程式");
                    Console.ReadKey();
                }
            }
        }