RabbitMQ点对点

　　　<dependency>
        <groupId>com.rabbitmq</groupId>
        <artifactId>amqp-client</artifactId>
        <version>3.6.5</version>
    </dependency>

public class RabbitMQUtils {
    public static Connection newConnection() throws Exception{
        //定义连接工厂
        ConnectionFactory factory = new ConnectionFactory();
        //设置RabbitMQ服务
        factory.setHost("127.0.0.1");
        // 3. 设置协议端口号
        factory.setPort(5672);
        // 4. 设置用户名
        factory.setUsername("guest");
        // 5. 设置密码
        factory.setPassword("guest");
        // 6. 设置vhost虚拟主机，类似于sql的库
        factory.setVirtualHost("/test");
        Connection connection = factory.newConnection();
        return connection;
    }
}

 

public class Producer {
    private static final String QUEUE_NAME="test_queue";

    public static void main(String[] args) throws Exception {
        // 1. 获得连接
        Connection connection = RabbitMQUtils.newConnection();
        // 2. 创建通道
        Channel channel = connection.createChannel();
        // 3. 创建队列声明
        channel.queueDeclare(QUEUE_NAME,false,false,false,null);
        // 4. 发送消息
        String msg="生产者发送的信息";
        channel.basicPublish("",QUEUE_NAME,null,msg.getBytes());
        // 5. 关闭连接
        connection.close();
    }
}

 

 

public class Customer {
    //队列名字
    private static final String QUEUE_NAME = "test_queue";

    public static void main(String[] args) throws Exception {
        // 1. 获取连接
        Connection connection = RabbitMQUtils.newConnection();
        // 2. 获取通道
        Channel channel = connection.createChannel();
        channel.queueDeclare(QUEUE_NAME,false,false,false,null);
        //3.获取消息
        DefaultConsumer defaultConsumer=new DefaultConsumer(channel){
            @Override
            public void handleDelivery(String consumerTag, Envelope envelope, AMQP.BasicProperties properties, byte[] body) throws IOException {
                String msg=new String(body,"utf-8");
                System.out.println("接收到的消息："+msg);
            }
        };
        //4.监听队列
        channel.basicConsume(QUEUE_NAME,true,defaultConsumer);
    }
}