ActiveMQ_Java代碼編寫producer和consumer

如何安裝ActiveMQ:文章鏈接

依賴包,最好跟你安裝的ActiveMQ版本相同

<dependency>
    <groupId>org.apache.activemq</groupId>
    <artifactId>activemq-all</artifactId>
    <version>5.15.10</version>
</dependency>

ActiveMQ生產者代碼

import org.apache.activemq.ActiveMQConnectionFactory;

import javax.jms.*;

public class JMSProducer {

    private final static String DEFAULT_BROKER_HOST = "tcp://192.168.253.132:61616";
    private final static String USER_NAME = "admin";
    private final static String PASSWORD = "admin";
    private final static String QUEUE_NAME = "queue_one";

    public static void main(String[] args) throws JMSException {

        // 創建鏈接工廠
        ActiveMQConnectionFactory activeMQConnectionFactory = new ActiveMQConnectionFactory(USER_NAME, PASSWORD, DEFAULT_BROKER_HOST);
        // 通過鏈接工廠獲得connection並啓動
        Connection connection = activeMQConnectionFactory.createConnection();
        connection.start();
        //創建會話session,兩個參數,第一個爲事務,第二個是簽收
        Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
        //創建目的地,是隊列還是主題
        Queue queue = session.createQueue(QUEUE_NAME);
        // 創建生產者
        MessageProducer producer = session.createProducer(queue);
        //循環發送5條消息
        for (int i = 0; i < 5; i++) {
            //創建消息
            TextMessage textMessage = session.createTextMessage("Hello ActiveMQ" + i);
            // 發送消息
            producer.send(textMessage);
        }

        // 關閉鏈接
        producer.close();
        session.close();
        connection.close();

    }
}

ActiveMQ消費者代碼

import org.apache.activemq.ActiveMQConnectionFactory;

import javax.jms.*;

public class JMSConsumer {
    private final static String DEFAULT_BROKER_HOST = "tcp://192.168.253.132:61616";
    private final static String USER_NAME = "admin";
    private final static String PASSWORD = "admin";
    private final static String QUEUE_NAME = "queue_one";


    public static void main(String[] args) throws JMSException {
        // 創建鏈接工廠
        ActiveMQConnectionFactory activeMQConnectionFactory = new ActiveMQConnectionFactory(USER_NAME, PASSWORD, DEFAULT_BROKER_HOST);
        // 通過鏈接工廠獲得connection並啓動
        Connection connection = activeMQConnectionFactory.createConnection();
        connection.start();
        //創建會話session,兩個參數,第一個爲事務,第二個是簽收
        Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
        //創建目的地,是隊列還是主題
        Queue queue = session.createQueue(QUEUE_NAME);
        //創建消費者
        MessageConsumer consumer = session.createConsumer(queue);
        //循環接受消息
        while (true) {
            TextMessage receive = (TextMessage) consumer.receive();
            System.out.println("receive.getText() --> " + receive.getText());
        }
    }
}

ActiveMQ消費者代碼(監聽方式)

import org.apache.activemq.ActiveMQConnectionFactory;

import javax.jms.*;

public class JMSConsumer {
    private final static String DEFAULT_BROKER_HOST = "tcp://192.168.253.132:61616";
    private final static String USER_NAME = "admin";
    private final static String PASSWORD = "admin";
    private final static String QUEUE_NAME = "queue_one";


    public static void main(String[] args) throws JMSException {
        // 創建鏈接工廠
        ActiveMQConnectionFactory activeMQConnectionFactory = new ActiveMQConnectionFactory(USER_NAME, PASSWORD, DEFAULT_BROKER_HOST);
        // 通過鏈接工廠獲得connection並啓動
        Connection connection = activeMQConnectionFactory.createConnection();
        connection.start();
        //創建會話session,兩個參數,第一個爲事務,第二個是簽收
        Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
        //創建目的地,是隊列還是主題
        Queue queue = session.createQueue(QUEUE_NAME);
        //創建消費者
        MessageConsumer messageConsumer = session.createConsumer(queue);
        //設置監聽器
        messageConsumer.setMessageListener(message -> {
            if (message instanceof TextMessage) {
                TextMessage receive = (TextMessage) message;
                try {
                    System.out.println("receive.getText() --> " + receive.getText());
                } catch (JMSException e) {
                    e.printStackTrace();
                }
            }
        });
        System.in.read();
    }
}
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