RabbitMQ Topics 主题队列

RabbitMQ 官网


1、主题队列--topic类型--生产者

using RabbitMQ.Client;
using System;
using System.Text;

namespace TopicsSendConsole
{
    class Program
    {
        /// 

        /// 主题队列--topic类型--生产者
        /// 
        /// 
        public static void Main(string[] args)
        {
            ///交换机名称
            string exchangeName = "exchange_topic";
            ///1. 创建连接工厂
            ConnectionFactory factory = new ConnectionFactory
            {
                HostName = "127.0.0.1",//rabbitmq ip
                Port = 5672,//端口号
                UserName = "guest",//用户名
                Password = "guest",//密码
                //VirtualHost="/tj"//虚拟主机
            };
            ///2. 创建连接对象
            using (IConnection connection = factory.CreateConnection())
            {
                ///3. 创建连接会话对象，信道
                using (IModel channel = connection.CreateModel())
                {
                    ///4. 绑定交换机
                    channel.ExchangeDeclare(
                        exchange: exchangeName,   //交换机名称
                        type: ExchangeType.Topic  //交换机类型，主题
                    );
                    string message1 = "Hello World 1 !!!";
                    string message2 = "Hello World 2 !!!";
                    string message3 = "Hello World 3 !!!";
                    string topicKey1 = "quick.orange.rabbit";
                    string topicKey2 = "lazy.pink.rabbit";
                    string topicKey3 = "quick.orange.male.rabbit";

                    ///5. 发送消息
                    channel.BasicPublish(exchange: exchangeName, routingKey: topicKey1, basicProperties: null, body: Encoding.UTF8.GetBytes(message1));
                    channel.BasicPublish(exchange: exchangeName, routingKey: topicKey2, basicProperties: null, body: Encoding.UTF8.GetBytes(message2));
                    channel.BasicPublish(exchange: exchangeName, routingKey: topicKey3, basicProperties: null, body: Encoding.UTF8.GetBytes(message3));
                    Console.WriteLine(" [x] Sent {0}", message1);
                    Console.WriteLine(" [x] Sent {0}", message2);
                    Console.WriteLine(" [x] Sent {0}", message3);
                }
            }
            Console.WriteLine(" Press [enter] to exit.");
            Console.ReadLine();
        }
    }
}

2、主题队列--topic类型--消费者

using RabbitMQ.Client;
using RabbitMQ.Client.Events;
using System;
using System.Text;

namespace TopicsReceiveFirstConsole
{
    class Program
    {
        /// 

        /// 主题队列--topic类型--消费者
        /// 
        /// 
        public static void Main(string[] args)
        {
            ///交换机名称
            string exchangeName = "exchange_topic";
            ///1.创建连接工厂
            ConnectionFactory factory = new ConnectionFactory
            {
                HostName = "127.0.0.1",
                Port = 5672,//端口号
                UserName = "guest",//用户名
                Password = "guest",//密码
                //VirtualHost = "/tj"
            };
            ///2. 创建连接对象
            using (var connection = factory.CreateConnection())
            {
                ///3. 创建连接会话对象
                using (var channel = connection.CreateModel())
                {
                    ///4. 绑定交换机
                    channel.ExchangeDeclare(
                        exchange: exchangeName,   //交换机名称
                        type: ExchangeType.Topic  //交换机类型，topic主题
                    );

                    ///队列名称，排他队列
                    string queueName = channel.QueueDeclare().QueueName;

                    ///队列和交换机绑定
                    channel.QueueBind(queue: queueName, exchange: exchangeName, routingKey: "*.orange.*");

                    ///事件基本消费者
                    EventingBasicConsumer consumer = new EventingBasicConsumer(channel);

                    ///接收到消息事件
                    consumer.Received += (model, ea) =>
                    {
                        ///打印消息
                        Console.WriteLine(" [x] Received {0}", Encoding.UTF8.GetString(ea.Body.ToArray()));
                    };
                    ///消费消息
                    channel.BasicConsume(
                        queueName, //队列名称
                        true, //自动确认
                        consumer);

                    Console.WriteLine(" Press [enter] to exit.");
                    Console.ReadLine();
                }
            }
        }
    }
}

3、主题队列--topic类型--消费者

using RabbitMQ.Client;
using RabbitMQ.Client.Events;
using System;
using System.Text;

namespace TopicsReceiveSecondConsole
{
    class Program
    {
        /// 

        /// 主题队列--topic类型--消费者
        /// 
        /// 
        public static void Main(string[] args)
        {
            ///交换机名称
            string exchangeName = "exchange_topic";
            ///1.创建连接工厂
            ConnectionFactory factory = new ConnectionFactory
            {
                HostName = "127.0.0.1",
                Port = 5672,//端口号
                UserName = "guest",//用户名
                Password = "guest",//密码
                //VirtualHost = "/tj"
            };
            ///2. 创建连接对象
            using (var connection = factory.CreateConnection())
            {
                ///3. 创建连接会话对象
                using (var channel = connection.CreateModel())
                {
                    ///4. 绑定交换机
                    channel.ExchangeDeclare(
                        exchange: exchangeName,   //交换机名称
                        type: ExchangeType.Topic  //交换机类型，topic主题
                    );

                    ///队列名称，排他队列
                    string queueName = channel.QueueDeclare().QueueName;

                    ///队列和交换机绑定
                    channel.QueueBind(queue: queueName, exchange: exchangeName, routingKey: "*.*.rabbit");
                    channel.QueueBind(queue: queueName, exchange: exchangeName, routingKey: "lazy.#");

                    ///事件基本消费者
                    EventingBasicConsumer consumer = new EventingBasicConsumer(channel);

                    ///接收到消息事件
                    consumer.Received += (model, ea) =>
                    {
                        ///打印消息
                        Console.WriteLine(" [x] Received {0}", Encoding.UTF8.GetString(ea.Body.ToArray()));
                    };
                    ///消费消息
                    channel.BasicConsume(
                        queueName, //队列名称
                        true, //自动确认
                        consumer);

                    Console.WriteLine(" Press [enter] to exit.");
                    Console.ReadLine();
                }
            }
        }
    }
}

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