消息生产者

  /**
     * @author songzixian
     * @description
     */
    public class JmsProduce {
    
        public static final  String ACTIVEMQ_URL = "tcp://192.168.78.131:61616";
        public static final  String QUEUE_NAME= "queue01";
    
    
        public static void main(String[] args) throws Exception{
            //1.创建工厂,安装url地址采用默认账户密码
            ActiveMQConnectionFactory activeMQConnectionFactory  = new ActiveMQConnectionFactory(ACTIVEMQ_URL);
    
            //2.通过连接工厂,获得连接Connection
            Connection connection = activeMQConnectionFactory.createConnection();
            //启动
            connection.start();
    
            //3.创建会话session (有两个参数,1.事物 2.签收)
            Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
    
            //4.创建目的地(具体是队列还是主题)
             Queue queue = session.createQueue(QUEUE_NAME);
    
             //5.创建消息生产者
             MessageProducer messageProducer = session.createProducer(queue);
             //6.通过使用messageProducer生产5条消息发送到MQ队列中
             for(int  q= 1;q<=10;q++){
    
                 //7.创建消息
                 TextMessage textMessage = session.createTextMessage("msg----"+q);//理解为一个字符串
                 //8.通过消息生产者发布消息
                 messageProducer.send(textMessage);
             }
             
             //9.关闭资源
             messageProducer.close();
             session.close();
             connection.close();
    
            System.out.println("消息发送成功!");
        }
    }

运行完成打开ActiveMQ查看Queues队列的消息是否已经成功
ActiveMQ入门小demo.png


消息消费者
import org.apache.activemq.ActiveMQConnectionFactory;

import javax.jms.*;


/**
 * @author songzixian
 * @description ActiveMQ消费者
 */
public class JmsConsumer {

    public static final String ActiveMQ_URL="tcp://192.168.78.131:61616";
    public static final String QUEUE_NAME = "queue01";

    public static void main(String[] args) throws Exception{
        //1.创建连接工厂,按照指定的url地址,采用默认帐号密码
        ActiveMQConnectionFactory activeMQConnectionFactory = new ActiveMQConnectionFactory(ActiveMQ_URL);

        //2.通过连接工厂,获得连接connection
        Connection connection = activeMQConnectionFactory.createConnection();
        //启动
        connection.start();
        //3.创建会话session
        Session session = connection.createSession(false,Session.AUTO_ACKNOWLEDGE);

        //4.创建目的地(具体是列队还是主题topic);
        Queue queue = session.createQueue(QUEUE_NAME);


        //5.创建消息消费者
        MessageConsumer messageConsumer = session.createConsumer(queue);

        while (true){
            TextMessage textMessage = (TextMessage) messageConsumer.receive();
            if(null !=textMessage){
                System.out.println("消费者接收到消息"+textMessage.getText());
            }else {
                break;
            }
        }

        //关闭资源
        messageConsumer.close();
        session.close();
        connection.close();
    }
}

控制台输出
ActiveMQ入门小demo控制台输出.png

Last modification:July 18th, 2019 at 05:58 am
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