RabbitMQ的相关操作1--Hello World

• 1. 创建SpringBoot项目，引入相关依赖
• 2. 编写生产者代码
• 3. 编写消费者代码
• 4. 运行测试

查看内容 https://zhangc233.github.io/2021/07/23/RabbitMQ/

    
        
            org.springframework.boot
            spring-boot-starter-amqp
        
        
            commons-io
            commons-io
            2.6
        

        
            org.springframework.boot
            spring-boot-starter-test
            test
            
                
                    org.junit.vintage
                    junit-vintage-engine
                
            
        
        
            org.springframework.amqp
            spring-rabbit-test
            test
        
    

public class Producer {
    //消息队列名称
    public static final String QUEUE_NAME = "hello";

    //发消息
    public static void main(String[] args) throws Exception {
        //创建连接工厂
        ConnectionFactory factory = new ConnectionFactory();
        //工厂ip，连接RabbitMQ的队列
        factory.setHost("120.24.192.216");
        //用户名
        factory.setUsername("admin");
        //密码
        factory.setPassword("123456");

        //创建连接
        Connection connection = factory.newConnection();
        //获取信道，使用信道发消息
        Channel channel = connection.createChannel();
        
        channel.queueDeclare(QUEUE_NAME,false,false,false,null);

        //发消息
        String message = "hello world";
        
        channel.basicPublish("",QUEUE_NAME,null,message.getBytes());
        System.out.println("消息发送完毕");
    }
}

public class Consumer {
    //消息队列名称，队列名称需和生产者一致
    public static final String QUEUE_NAME = "hello";

    //接收消息
    public static void main(String[] args) throws Exception {
        ConnectionFactory factory = new ConnectionFactory();
        factory.setHost("120.24.192.216");
        factory.setUsername("admin");
        factory.setPassword("123456");
        Connection connection = factory.newConnection();
        Channel channel = connection.createChannel();

        System.out.println("等待接收消息.........");

        //推送的消息如何进行消费的接口回调
        DeliverCallback deliverCallback = (consumerTag, delivery) -> {
            String message = new String(delivery.getBody());
            System.out.println(message);
        };
        //取消消息时的回调
        CancelCallback cancelCallback = (consumerTag) -> {
            System.out.println("消息消费被中断");
        };

        
        channel.basicConsume(QUEUE_NAME, true, deliverCallback, cancelCallback);
    }
}

打开 http://120.24.192.216:15672/ 这里的ip为增加服务器的ip地址，里面可以看到消息发送接收的相关信息

运行发送者代码，提示消息发送完毕

运行消费者代码，接收得到消息