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Java連接ActiveMQ代碼示例(Producer和Consumer)

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import org.apache.activemq.ActiveMQConnection;
import org.apache.activemq.ActiveMQConnectionFactory;

import javax.jms.*;

public class JMSProducer {
    //默認連接用戶名
    private static final String USERNAME = ActiveMQConnection.DEFAULT_USER;
    //默認連接密碼
    private static final String PASSWORD = ActiveMQConnection.DEFAULT_PASSWORD;
    
//默認連接地址 private static final String BROKEURL = ActiveMQConnection.DEFAULT_BROKER_URL; //發送的消息數量 private static final int SENDNUM = 10; public static void main(String[] args) { //連接工廠 ConnectionFactory connectionFactory; //連接 Connection connection = null;
//會話 接受或者發送消息的線程 Session session; //消息的目的地 Destination destination; //消息生產者 MessageProducer messageProducer; //實例化連接工廠 connectionFactory = new ActiveMQConnectionFactory(JMSProducer.USERNAME, JMSProducer.PASSWORD, JMSProducer.BROKEURL); try {
//通過連接工廠獲取連接 connection = connectionFactory.createConnection(); //啟動連接 connection.start(); //創建session session = connection.createSession(true, Session.AUTO_ACKNOWLEDGE); //創建一個名稱為HelloWorld的消息隊列 destination = session.createQueue("HelloWorld"); //創建消息生產者 messageProducer = session.createProducer(destination); //發送消息 sendMessage(session, messageProducer); session.commit(); } catch (Exception e) { e.printStackTrace(); }finally{ if(connection != null){ try { connection.close(); } catch (JMSException e) { e.printStackTrace(); } } } } /** * 發送消息 * @param session * @param messageProducer 消息生產者 * @throws Exception */ public static void sendMessage(Session session,MessageProducer messageProducer) throws Exception{ for (int i = 0; i < JMSProducer.SENDNUM; i++) { //創建一條文本消息 TextMessage message = session.createTextMessage("消息提供者發送到MQ的第" + i + "個報文!"); System.out.println("消息提供者發送到MQ的第" + i + "個報文!"); //通過消息生產者發出消息 messageProducer.send(message); } } }
JMSProducer 技術分享圖片
import org.apache.activemq.ActiveMQConnection;
import org.apache.activemq.ActiveMQConnectionFactory;

import javax.jms.*;

public class JMSConsumer {
    private static final String USERNAME = ActiveMQConnection.DEFAULT_USER;//默認連接用戶名
    private static final String PASSWORD = ActiveMQConnection.DEFAULT_PASSWORD;//默認連接密碼
    private static final String BROKEURL = ActiveMQConnection.DEFAULT_BROKER_URL;//默認連接地址

    public static void main(String[] args) {
        ConnectionFactory connectionFactory;//連接工廠
        Connection connection = null;//連接

        Session session;//會話 接受或者發送消息的線程
        Destination destination;//消息的目的地

        MessageConsumer messageConsumer;//消息的消費者

        //實例化連接工廠
        connectionFactory = new ActiveMQConnectionFactory(JMSConsumer.USERNAME, JMSConsumer.PASSWORD, JMSConsumer.BROKEURL);

        try {
            //通過連接工廠獲取連接
            connection = connectionFactory.createConnection();
            //啟動連接
            connection.start();
            //創建session
            session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
            //創建一個連接HelloWorld的消息隊列
            destination = session.createQueue("HelloWorld");
            //創建消息消費者
            messageConsumer = session.createConsumer(destination);

            while (true) {
                TextMessage textMessage = (TextMessage) messageConsumer.receive(100000);
                if(textMessage != null){
                    System.out.println("收到的消息:" + textMessage.getText());
                }else {
                    break;
                }
            }

        } catch (JMSException e) {
            e.printStackTrace();
        }

    }
}
JMSConsumer

Java連接ActiveMQ代碼示例(Producer和Consumer)