1.下载ActivityMQ
http://activemq.apache.org/download-archives.html
下载的时候需要注意你下载的版本所需要的JDK版本支持情况 jdk1.6 支持 ActivityMQ5.4 5.5
2.启动ActivityMQ
解压apache-activemq-5.4.3-bin.zip到指定目录双击apache-activemq-5.4.3\bin\activemq.bat 如果没有报错说明启动成功
启动ActiveMQ以后,登陆:http://localhost:8161/admin/,创建一个Queue,命名为FirstQueue,此队列在代码中会使用到
3.Myeclipse中创建项目并导入apache-activemq-5.4.3\activemq-all-5.4.3.jar 该包
4.编码
Receiver.java
- package com.test.mq;
- import javax.jms.Connection;
- import javax.jms.ConnectionFactory;
- import javax.jms.Destination;
- import javax.jms.MessageConsumer;
- import javax.jms.Session;
- import javax.jms.TextMessage;
- import org.apache.activemq.ActiveMQConnection;
- import org.apache.activemq.ActiveMQConnectionFactory;
- public class Receiver {
- public static void main(String[] args) {
- // ConnectionFactory :连接工厂,JMS 用它创建连接
- ConnectionFactory connectionFactory;
- // Connection :JMS 客户端到JMS Provider 的连接
- Connection connection = null;
- // Session: 一个发送或接收消息的线程
- Session session;
- // Destination :消息队列 消息的获取地
- Destination destination;
- // 消费者,消息接收者
- MessageConsumer consumer;
- connectionFactory = new ActiveMQConnectionFactory(
- ActiveMQConnection.DEFAULT_USER,
- ActiveMQConnection.DEFAULT_PASSWORD,
- "tcp://localhost:61616");
- try {
- // 构造从工厂得到连接对象
- connection = connectionFactory.createConnection();
- // 启动
- connection.start();
- // 创建一个会话
- session = connection.createSession(Boolean.FALSE,
- Session.AUTO_ACKNOWLEDGE);
- // 获取队列 注意参数值FirstQueue是一个服务器的queue,须在在ActiveMq的console配置
- destination = session.createQueue("FirstQueue");
- consumer = session.createConsumer(destination);
- while (true) {
- //设置接收者接收消息的时间,为了便于测试,这里谁定为100s
- TextMessage message = (TextMessage) consumer.receive(100000);
- if (null != message) {
- System.out.println("收到消息" + message.getText());
- } else {
- break;
- }
- }
- } catch (Exception e) {
- e.printStackTrace();
- } finally {
- try {
- if (null != connection)
- connection.close();
- } catch (Throwable ignore) {
- }
- }
- }
- }
Sender.java
- package com.test.mq;
- 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;
- public class Sender {
- private static final int SEND_NUMBER = 5;
- public static void main(String[] args) {
- // ConnectionFactory :连接工厂,JMS 用它创建连接
- ConnectionFactory connectionFactory;
- // Connection :JMS 客户端到JMS Provider 的连接
- Connection connection = null;
- // Session: 一个发送或接收消息的线程
- Session session;
- // Destination :消息队列,消息的存放地
- Destination destination;
- // MessageProducer:消息发送者
- MessageProducer producer;
- // TextMessage message;
- // 构造ConnectionFactory实例对象,此处采用ActiveMq的实现jar
- connectionFactory = new ActiveMQConnectionFactory(
- ActiveMQConnection.DEFAULT_USER,
- ActiveMQConnection.DEFAULT_PASSWORD,
- "tcp://localhost:61616");
- try {
- // 构造从工厂得到连接对象
- connection = connectionFactory.createConnection();
- // 启动
- connection.start();
- // 获取操作连接
- session = connection.createSession(Boolean.TRUE,
- Session.AUTO_ACKNOWLEDGE);
- // 获取session注意参数值FirstQueue是一个服务器的queue,须在在ActiveMq的console配置
- destination = session.createQueue("FirstQueue");
- // 得到消息生成者【发送者】
- producer = session.createProducer(destination);
- // 设置不持久化,此处学习,实际根据项目决定
- producer.setDeliveryMode(DeliveryMode.NON_PERSISTENT);
- // 构造消息,此处写死,项目就是参数,或者方法获取
- sendMessage(session, producer);
- session.commit();
- } catch (Exception e) {
- e.printStackTrace();
- } finally {
- try {
- if (null != connection)
- connection.close();
- } catch (Throwable ignore) {
- }
- }
- }
- public static void sendMessage(Session session, MessageProducer producer)
- throws Exception {
- for (int i = 1; i <= SEND_NUMBER; i++) {
- TextMessage message = session
- .createTextMessage("ActiveMq 发送的消息" + i);
- // 发送消息到目的地方
- System.out.println("发送消息:" + "ActiveMq 发送的消息" + i);
- producer.send(message);
- }
- }
- }
注:首先启动Receiver.java 监听在指定端口等待消息 然后启动Sender.java发送消息