ActiveMQ 代码例子

创建maven工程

在pom.xm中添加引用

<dependency>
    <groupId>org.apache.activemqgroupId>
    <artifactId>activemq-allartifactId>
    <version>5.14.1version>
dependency>

jms

jms 消息发送者

package com.hoo.mq.jms;
 
import javax.jms.Connection;
import javax.jms.ConnectionFactory;
import javax.jms.DeliveryMode;
import javax.jms.Destination;
import javax.jms.MessageProducer;
import javax.jms.Session;
import javax.jms.TextMessage;
import org.apache.activemq.ActiveMQConnection;
import org.apache.activemq.ActiveMQConnectionFactory;
 
/**
 * 消息发送者
 */
public class MessageSender {
 
    // 发送次数
    public static final int SEND_NUM = 5;
    // tcp 地址
    public static final String BROKER_URL = "tcp://localhost:61616";
    // 目标，在ActiveMQ管理员控制台创建 http://localhost:8161/admin/queues.jsp
    public static final String DESTINATION = "hoo.mq.jms";
    
    /**
     * 发送消息
     */    
    public static void sendMessage(Session session, MessageProducer producer) throws Exception {
        for (int i = 0; i < SEND_NUM; i++) {
            String message = "发送消息第" + (i + 1) + "条";
            TextMessage text = session.createTextMessage(message);
            
            System.out.println(message);
            producer.send(text);
        }
    }
    
    public static void run() throws Exception {
        
        Connection connection = null;
        Session session = null;
        try {
            // 创建链接工厂
            ConnectionFactory factory = new ActiveMQConnectionFactory(ActiveMQConnection.DEFAULT_USER, ActiveMQConnection.DEFAULT_PASSWORD, BROKER_URL);
            // 通过工厂创建一个连接
            connection = factory.createConnection();
            // 启动连接
            connection.start();
            // 创建一个session会话
            session = connection.createSession(Boolean.TRUE, Session.AUTO_ACKNOWLEDGE);
            // 创建一个消息队列
            Destination destination = session.createQueue(DESTINATION);
            // 创建消息制作者
            MessageProducer producer = session.createProducer(destination);
            // 设置持久化模式
            producer.setDeliveryMode(DeliveryMode.NON_PERSISTENT);
            sendMessage(session, producer);
            // 提交会话
            session.commit();
            
        } catch (Exception e) {
            throw e;
        } finally {
            // 关闭释放资源
            if (session != null) {
                session.close();
            }
            if (connection != null) {
                connection.close();
            }
        }
    }
    
    public static void main(String[] args) throws Exception {
        MessageSender.run();
    }
}
 

jms 消息接收者

package com.hoo.mq.jms;
 
import javax.jms.Connection;
import javax.jms.ConnectionFactory;
import javax.jms.Destination;
import javax.jms.Message;
import javax.jms.MessageConsumer;
import javax.jms.Session;
import javax.jms.TextMessage;
import org.apache.activemq.ActiveMQConnection;
import org.apache.activemq.ActiveMQConnectionFactory;
 
/**
 * 消息接收者
 */
public class MessageReceiver {
 
    // tcp 地址
    public static final String BROKER_URL = "tcp://localhost:61616";
    // 目标，在ActiveMQ管理员控制台创建 http://localhost:8161/admin/queues.jsp
    public static final String DESTINATION = "hoo.mq.jms";
    
    
    public static void run() throws Exception {
        
        Connection connection = null;
        Session session = null;
        try {
            // 创建链接工厂
            ConnectionFactory factory = new ActiveMQConnectionFactory(ActiveMQConnection.DEFAULT_USER, ActiveMQConnection.DEFAULT_PASSWORD, BROKER_URL);
            // 通过工厂创建一个连接
            connection = factory.createConnection();
            // 启动连接
            connection.start();
            // 创建一个session会话
            session = connection.createSession(Boolean.FALSE, Session.AUTO_ACKNOWLEDGE);
            // 创建一个消息队列
            Destination destination = session.createQueue(DESTINATION);
            // 创建消息制作者
            MessageConsumer consumer = session.createConsumer(destination);
            
            while (true) {
                // 接收数据的时间（等待） 100 ms
                Message message = consumer.receive(1000 * 100);
                
                TextMessage text = (TextMessage) message;
                if (text != null) {
                	//text.acknowledge();  //如果没有些行，消息将一直在队列中，无法标记已读
                    System.out.println("接收：" + text.getText());
                } else {
                    break;
                }
            }
            
            // 提交会话
            session.commit();
            
        } catch (Exception e) {
            throw e;
        } finally {
            // 关闭释放资源
            if (session != null) {
                session.close();
            }
            if (connection != null) {
                connection.close();
            }
        }
    }
    
    public static void main(String[] args) throws Exception {
        MessageReceiver.run();
    }
}

queue

Queue 方式消息发送者

package com.hoo.mq.queue;
 
import javax.jms.DeliveryMode;
import javax.jms.MapMessage;
import javax.jms.Queue;
import javax.jms.QueueConnection;
import javax.jms.QueueConnectionFactory;
import javax.jms.QueueSession;
import javax.jms.Session;
import org.apache.activemq.ActiveMQConnection;
import org.apache.activemq.ActiveMQConnectionFactory;
 
/**
 * Queue 方式消息发送者
 */
public class QueueSender {
    
    // 发送次数
    public static final int SEND_NUM = 5;
    // tcp 地址
    public static final String BROKER_URL = "tcp://localhost:61616";
    // 目标，在ActiveMQ管理员控制台创建 http://localhost:8161/admin/queues.jsp
    public static final String DESTINATION = "hoo.mq.queue";
    
    /**
     * 发送消息
     */    
    public static void sendMessage(QueueSession session, javax.jms.QueueSender sender) throws Exception {
        for (int i = 0; i < SEND_NUM; i++) {
            String message = "发送消息第" + (i + 1) + "条";
            
            MapMessage map = session.createMapMessage();
            map.setString("text", message);
            map.setLong("time", System.currentTimeMillis());
            System.out.println(map);
            
            sender.send(map);
        }
    }
    
    public static void run() throws Exception {
        
        QueueConnection connection = null;
        QueueSession session = null;
        try {
            // 创建链接工厂
            QueueConnectionFactory factory = new ActiveMQConnectionFactory(ActiveMQConnection.DEFAULT_USER, ActiveMQConnection.DEFAULT_PASSWORD, BROKER_URL);
            // 通过工厂创建一个连接
            connection = factory.createQueueConnection();
            // 启动连接
            connection.start();
            // 创建一个session会话
            session = connection.createQueueSession(Boolean.TRUE, Session.AUTO_ACKNOWLEDGE);
            // 创建一个消息队列
            Queue queue = session.createQueue(DESTINATION);
            // 创建消息发送者
            javax.jms.QueueSender sender = session.createSender(queue);
            // 设置持久化模式
            sender.setDeliveryMode(DeliveryMode.NON_PERSISTENT);
            sendMessage(session, sender);
            // 提交会话
            session.commit();
            
        } catch (Exception e) {
            throw e;
        } finally {
            // 关闭释放资源
            if (session != null) {
                session.close();
            }
            if (connection != null) {
                connection.close();
            }
        }
    }
    
    public static void main(String[] args) throws Exception {
        QueueSender.run();
    }
}

Queue ,消息接收者

package com.hoo.mq.queue;
 
import javax.jms.JMSException;
import javax.jms.MapMessage;
import javax.jms.Message;
import javax.jms.MessageListener;
import javax.jms.Queue;
import javax.jms.QueueConnection;
import javax.jms.QueueConnectionFactory;
import javax.jms.QueueSession;
import javax.jms.Session;
import org.apache.activemq.ActiveMQConnection;
import org.apache.activemq.ActiveMQConnectionFactory;
 
/**
 * Queue ,消息接收者
 */
public class QueueReceiver {
 
    // tcp 地址
    public static final String BROKER_URL = "tcp://localhost:61616";
    // 目标，在ActiveMQ管理员控制台创建 http://localhost:8161/admin/queues.jsp
    public static final String TARGET = "hoo.mq.queue";
    
    
    public static void run() throws Exception {
        
        QueueConnection connection = null;
        QueueSession session = null;
        try {
            // 创建链接工厂
            QueueConnectionFactory factory = new ActiveMQConnectionFactory(ActiveMQConnection.DEFAULT_USER, ActiveMQConnection.DEFAULT_PASSWORD, BROKER_URL);
            // 通过工厂创建一个连接
            connection = factory.createQueueConnection();
            // 启动连接
            connection.start();
            // 创建一个session会话
            session = connection.createQueueSession(Boolean.TRUE, Session.AUTO_ACKNOWLEDGE);
            // 创建一个消息队列
            Queue queue = session.createQueue(TARGET);
            // 创建消息制作者
            javax.jms.QueueReceiver receiver = session.createReceiver(queue);
            
            receiver.setMessageListener(new MessageListener() { 
                public void onMessage(Message msg) { 
                    if (msg != null) {
                        MapMessage map = (MapMessage) msg;
                        try {
                            System.out.println(map.getLong("time") + "接收#" + map.getString("text"));
                        } catch (JMSException e) {
                            e.printStackTrace();
                        }
                    }
                } 
            }); 
            // 休眠100ms再关闭
            Thread.sleep(1000 * 3); 
            
            // 提交会话,
            session.commit();
            
        } catch (Exception e) {
            throw e;
        } finally {
            // 关闭释放资源
            if (session != null) {
                session.close();
            }
            if (connection != null) {
                connection.close();
            }
        }
    }
    
    public static void main(String[] args) throws Exception {
        QueueReceiver.run();
    }
}

topic

Topic 消息发送者

package com.hoo.mq.topic;
 
import javax.jms.DeliveryMode;
import javax.jms.MapMessage;
import javax.jms.Session;
import javax.jms.Topic;
import javax.jms.TopicConnection;
import javax.jms.TopicConnectionFactory;
import javax.jms.TopicPublisher;
import javax.jms.TopicSession;
import org.apache.activemq.ActiveMQConnection;
import org.apache.activemq.ActiveMQConnectionFactory;
 
 
/**
 * Topic 消息发送者
 */
public class TopicSender {
    
    // 发送次数
    public static final int SEND_NUM = 5;
    // tcp 地址
    public static final String BROKER_URL = "tcp://localhost:61616";
    // 目标，在ActiveMQ管理员控制台创建 http://localhost:8161/admin/queues.jsp
    public static final String DESTINATION = "hoo.mq.topic";
    
    /**
     * 发送消息
     */    
    public static void sendMessage(TopicSession session, TopicPublisher publisher) throws Exception {
        for (int i = 0; i < SEND_NUM; i++) {
            String message = "发送消息第" + (i + 1) + "条";
            
            MapMessage map = session.createMapMessage();
            map.setString("text", message);
            map.setLong("time", System.currentTimeMillis());
            System.out.println(map);
            
            publisher.send(map);
        }
    }
    
    public static void run() throws Exception {
        
        TopicConnection connection = null;
        TopicSession session = null;
        try {
            // 创建链接工厂
            TopicConnectionFactory factory = new ActiveMQConnectionFactory(ActiveMQConnection.DEFAULT_USER, ActiveMQConnection.DEFAULT_PASSWORD, BROKER_URL);
            // 通过工厂创建一个连接
            connection = factory.createTopicConnection();
            // 启动连接
            connection.start();
            // 创建一个session会话
            session = connection.createTopicSession(Boolean.TRUE, Session.AUTO_ACKNOWLEDGE);
            // 创建一个消息队列
            Topic topic = session.createTopic(DESTINATION);
            // 创建消息发送者
            TopicPublisher publisher = session.createPublisher(topic);
            // 设置持久化模式
            publisher.setDeliveryMode(DeliveryMode.NON_PERSISTENT);
            sendMessage(session, publisher);
            // 提交会话
            session.commit();
            
        } catch (Exception e) {
            throw e;
        } finally {
            // 关闭释放资源
            if (session != null) {
                session.close();
            }
            if (connection != null) {
                connection.close();
            }
        }
    }
    
    public static void main(String[] args) throws Exception {
        TopicSender.run();
    }
}

Topic 消息接收者

package com.hoo.mq.topic;
 
import javax.jms.JMSException;
import javax.jms.MapMessage;
import javax.jms.Message;
import javax.jms.MessageListener;
import javax.jms.Session;
import javax.jms.Topic;
import javax.jms.TopicConnection;
import javax.jms.TopicConnectionFactory;
import javax.jms.TopicSession;
import javax.jms.TopicSubscriber;
import org.apache.activemq.ActiveMQConnection;
import org.apache.activemq.ActiveMQConnectionFactory;
 
/**
 * Topic 消息接收者
 */
public class TopicReceiver {
 
    // tcp 地址
    public static final String BROKER_URL = "tcp://localhost:61616";
    // 目标，在ActiveMQ管理员控制台创建 http://localhost:8161/admin/queues.jsp
    public static final String TARGET = "hoo.mq.topic";
    
    
    public static void run() throws Exception {
        
        TopicConnection connection = null;
        TopicSession session = null;
        try {
            // 创建链接工厂
            TopicConnectionFactory factory = new ActiveMQConnectionFactory(ActiveMQConnection.DEFAULT_USER, ActiveMQConnection.DEFAULT_PASSWORD, BROKER_URL);
            // 通过工厂创建一个连接
            connection = factory.createTopicConnection();
            // 启动连接
            connection.start();
            // 创建一个session会话
            session = connection.createTopicSession(Boolean.TRUE, Session.AUTO_ACKNOWLEDGE);
            // 创建一个消息队列
            Topic topic = session.createTopic(TARGET);
            // 创建消息制作者
            TopicSubscriber subscriber = session.createSubscriber(topic);
            
            subscriber.setMessageListener(new MessageListener() { 
                public void onMessage(Message msg) { 
                    if (msg != null) {
                        MapMessage map = (MapMessage) msg;
                        try {
                            System.out.println(map.getLong("time") + "接收#" + map.getString("text"));
                        } catch (JMSException e) {
                            e.printStackTrace();
                        }
                    }
                } 
            }); 
            // 休眠100ms再关闭
            Thread.sleep(1000 * 3); 
            
            // 提交会话
            session.commit();
            
        } catch (Exception e) {
            throw e;
        } finally {
            // 关闭释放资源
            if (session != null) {
                session.close();
            }
            if (connection != null) {
                connection.close();
            }
        }
    }
    
    public static void main(String[] args) throws Exception {
        TopicReceiver.run();
    }
}