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使用ActiveMQ 发送接收消息的例子

发表于 更新于

不用spring，仅仅jms和activeMQ

pom.xml

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<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
  <modelVersion>4.0.0</modelVersion>

  <groupId>cn.devmgr.activemqlistener</groupId>
  <artifactId>activemq-listener</artifactId>
  <version>1.0-SNAPSHOT</version>

  <dependencies>
    <dependency>
      <groupId>javax.jms</groupId>
      <artifactId>jms</artifactId>
      <version>1.1</version>
    </dependency>

    <dependency>
      <groupId>org.apache.activemq</groupId>
      <artifactId>activemq-core</artifactId>
      <version>5.7.0</version>
    </dependency>
  </dependencies>

</project>

发送端 JmsMessageSender.java

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package cn.devmgr.activemqlistener;

import org.apache.activemq.ActiveMQConnectionFactory;

import javax.jms.Connection;
import javax.jms.ConnectionFactory;
import javax.jms.Message;
import javax.jms.MessageProducer;
import javax.jms.Queue;
import javax.jms.Session;

public class JmsMessageSender {

    public static void main(String[] argvs) throws Exception {
        ConnectionFactory connectionFactory = new ActiveMQConnectionFactory("tcp://localhost:61616");
        Connection connection = connectionFactory.createConnection();
        Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);

        // 消息生产者；发送消息
        Queue queue = session.createQueue("print-queue");
        String payload = "需要打印了";
        Message msg = session.createTextMessage(payload);
        MessageProducer producer = session.createProducer(queue);
        System.out.println("Sending text '" + payload + "'");
        producer.send(msg);

        session.close();
        connection.close();
    }
}

接收端 JmsMessageReceiver.java

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package cn.devmgr.activemqlistener;

import org.apache.activemq.ActiveMQConnectionFactory;

import javax.jms.Connection;
import javax.jms.ConnectionFactory;
import javax.jms.JMSException;
import javax.jms.Message;
import javax.jms.MessageConsumer;
import javax.jms.Queue;
import javax.jms.Session;
import javax.jms.TextMessage;

public class JmsMessageReceiver {

    public static void main(String[] argvs) throws Exception {
        ConnectionFactory connectionFactory = new ActiveMQConnectionFactory("tcp://localhost:61616");
        Connection connection = connectionFactory.createConnection();
        Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);

        // 消息消费者： 接收消息
        Queue queue = session.createQueue("print-queue");
        MessageConsumer consumer = session.createConsumer(queue);
        consumer.setMessageListener(new ConsumerMessageListener("print-queue"));
        connection.start();

        //60秒后退出
        Thread.sleep(60000);
        session.close();

        connection.close();
    }


    public static class ConsumerMessageListener implements javax.jms.MessageListener {
        private String consumerName;

        public ConsumerMessageListener(String consumerName) {
            this.consumerName = consumerName;
        }

        public void onMessage(Message message) {
            TextMessage textMessage = (TextMessage) message;
            try {
                System.out.println(consumerName + " received " + textMessage.getText());
            } catch (JMSException e) {
                e.printStackTrace();
            }
        }

    }
}