RabbitMQ 《简单消息》

package com.xzp.rabbitmq.simple;

import com.rabbitmq.client.Channel;
import com.rabbitmq.client.Connection;
import com.xzp.rabbitmq.util.ConnectionUtil;

/**
* "Hello World!"
* 简单消息
* 消息发送者  - R - 发送消息（生产者）
*
*/
public class Send {

    private final static String QUEUE_NAME = "simple_queue";

    public static void main(String[] argv) throws Exception {

        //获取到连接以及mq通道
        Connection connection = ConnectionUtil.getConnection();

        //从连接中创建通道
        Channel channel = connection.createChannel();

        //声明（创建）队列
        channel.queueDeclare(QUEUE_NAME, false, false, false, null);

        //定义消息内容
        String message = "Hello World! My Name is suenpeng ! My Name is 2222 !";

        //采用队列订阅消息
        channel.basicPublish("", QUEUE_NAME, null, message.getBytes());

        System.out.println();
        System.out.println("发送消息开始---");
        System.out.println(" [x] Send '" + message + "'");
        System.out.println("发送消息结束---");
        System.out.println();

        //关闭通道和连接
        channel.close();
        connection.close();
    }
}




package com.xzp.rabbitmq.simple;

import com.rabbitmq.client.Channel;
import com.rabbitmq.client.Connection;
import com.rabbitmq.client.QueueingConsumer;
import com.xzp.rabbitmq.util.ConnectionUtil;

/**
* "Hello World!"
* 简单消息
* 消息接收者  - R - 接收消息（消费者）
*
*/
public class Recv {

    private final static String QUEUE_NAME = "simple_queue";

    public static void main(String[] argv) throws Exception {

        // 获取到连接以及mq通道
        Connection connection = ConnectionUtil.getConnection();

        //声明创建通道
        Channel channel = connection.createChannel();

        // 声明队列
        channel.queueDeclare(QUEUE_NAME, false, false, false, null);

        // 定义队列的消费者
        QueueingConsumer consumer = new QueueingConsumer(channel);
        // 监听队列
        // 这里true表示"自动模式", 无需反馈，即拿走就认为消费成功。
        channel.basicConsume(QUEUE_NAME, true, consumer);

        // 获取消息
        while (true) {
            QueueingConsumer.Delivery delivery = consumer.nextDelivery();
            String message = new String(delivery.getBody());
            System.out.println();
            System.out.println("接收消息开始---");
            System.out.println(" [x] Received '" + message + "'");
            System.out.println("接收消息结束---");
            System.out.println();
        }
    }

}

package com.xzp.rabbitmq.util;

import com.rabbitmq.client.Connection;
import com.rabbitmq.client.ConnectionFactory;


/**
 * Rabbit获取链接工具类
 */
public class ConnectionUtil {


    public static Connection getConnection() throws Exception {
        //定义连接工厂
        ConnectionFactory factory = new ConnectionFactory();
        //设置服务地址
        factory.setHost("localhost");
        //端口
        factory.setPort(5672);
        //设置账号信息，用户名、密码、vhost
        factory.setVirtualHost("/baseup");
        factory.setUsername("baseup");
        factory.setPassword("wukong@123");
        // 通过工程获取连接
        Connection connection = factory.newConnection();
        return connection;
    }

}