ActiveMq简单整合
ActiveMq
1. 原生JMS API操作ActiveMQ
PTP 模式(生产者)
/**
* 演示点对点模式 -- 消息生产者
*/
public class PTP_Producer {
public static void main(String[] args) throws JMSException {
//1.创建连接工厂
ConnectionFactory factory
= new ActiveMQConnectionFactory("tcp://192.168.1.144:61616");
//2.创建连接
Connection connection = factory.createConnection();
//3.打开连接
connection.start();
//4.创建session
/**
* 参数一:是否开启事务操作
* 参数二:消息确认机制
*/
Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
//5.创建目标地址(Queue:点对点消息,Topic:发布订阅消息)
Queue queue = session.createQueue("queue01");
//6.创建消息生产者
MessageProducer producer = session.createProducer(queue);
//7.创建消息
//createTextMessage: 文本类型
TextMessage textMessage = session.createTextMessage("test message");
//8.发送消息
producer.send(textMessage);
System.out.println("消息发送完成");
//9.释放资源
session.close();
connection.close();
}
}
PTP模式(消费者)
/**
* 演示点对点模式- 消息消费者(第二种方案) -- 更加推荐
*/
public class PTP_Consumer2 {
public static void main(String[] args) throws JMSException {
//1.创建连接工厂
ConnectionFactory factory
= new ActiveMQConnectionFactory("tcp://192.168.1.144:61616");
//2.创建连接
Connection connection = factory.createConnection();
//3.打开连接
connection.start();
//4.创建session
Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
//5.指定目标地址
Queue queue = session.createQueue("queue01");
//6.创建消息的消费者
MessageConsumer consumer = session.createConsumer(queue);
//7.设置消息监听器来接收消息
consumer.setMessageListener( message ->{
if(message instanceof TextMessage){
TextMessage textMessage = (TextMessage)message;
try {
System.out.println("接收的消息(2):"+textMessage.getText());
} catch (JMSException e) {
e.printStackTrace();
}
}
});
// //7.设置消息监听器来接收消息
// consumer.setMessageListener(new MessageListener() {
// //处理消息
// @Override
// public void onMessage(Message message) {
// if(message instanceof TextMessage){
// TextMessage textMessage = (TextMessage)message;
//
// try {
// System.out.println("接收的消息(2):"+textMessage.getText());
// } catch (JMSException e) {
// e.printStackTrace();
// }
// }
// }
// });
//注意:在监听器的模式下千万不要关闭连接,一旦关闭,消息无法接收
}
}
Pub/Sub模式(生成者)
/**
* 演示发布订阅模式 -- 消息生产者
*/
public class PS_Producer {
public static void main(String[] args) throws JMSException {
//1.创建连接工厂
ConnectionFactory factory
= new ActiveMQConnectionFactory("tcp://192.168.1.144:61616");
//2.创建连接
Connection connection = factory.createConnection();
//3.打开连接
connection.start();
//4.创建session
/**
* 参数一:是否开启事务操作
* 参数二:消息确认机制
*/
Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
//5.创建目标地址(Queue:点对点消息,Topic:发布订阅消息)
Topic topic = session.createTopic("topic01");
//6.创建消息生产者
MessageProducer producer = session.createProducer(topic);
//7.创建消息
//createTextMessage: 文本类型
TextMessage textMessage = session.createTextMessage("test message--topic");
//8.发送消息
producer.send(textMessage);
System.out.println("消息发送完成");
//9.释放资源
session.close();
connection.close();
}
}
Pub/Sub模式(消费者)
/**
* 演示发布订阅模式- 消息消费者
*/
public class PS_Consumer {
public static void main(String[] args) throws JMSException {
//1.创建连接工厂
ConnectionFactory factory
= new ActiveMQConnectionFactory("tcp://192.168.1.144:61616");
//2.创建连接
Connection connection = factory.createConnection();
//3.打开连接
connection.start();
//4.创建session
Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
//5.指定目标地址
Topic topic = session.createTopic("topic01");
//6.创建消息的消费者
MessageConsumer consumer = session.createConsumer(topic);
//7.设置消息监听器来接收消息
consumer.setMessageListener(message ->{
if(message instanceof TextMessage){
TextMessage textMessage = (TextMessage)message;
try {
System.out.println("接收的消息--topic:"+textMessage.getText());
} catch (JMSException e) {
e.printStackTrace();
}
}
});
//注意:在监听器的模式下千万不要关闭连接,一旦关闭,消息无法接收
}
}
Spring整合Activemq
pom.xml
/**
* 演示发布订阅模式- 消息消费者
*/
public class PS_Consumer {
public static void main(String[] args) throws JMSException {
//1.创建连接工厂
ConnectionFactory factory
= new ActiveMQConnectionFactory("tcp://192.168.1.144:61616");
//2.创建连接
Connection connection = factory.createConnection();
//3.打开连接
connection.start();
//4.创建session
Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
//5.指定目标地址
Topic topic = session.createTopic("topic01");
//6.创建消息的消费者
MessageConsumer consumer = session.createConsumer(topic);
//7.设置消息监听器来接收消息
consumer.setMessageListener(message ->{
if(message instanceof TextMessage){
TextMessage textMessage = (TextMessage)message;
try {
System.out.println("接收的消息--topic:"+textMessage.getText());
} catch (JMSException e) {
e.printStackTrace();
}
}
});
//注意:在监听器的模式下千万不要关闭连接,一旦关闭,消息无法接收
}
}
生产者
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:amp="http://activemq.apache.org/schema/core"
xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd http://activemq.apache.org/schema/core http://activemq.apache.org/schema/core/activemq-core.xsd">
<!--1.创建连接工厂对象-->
<amp:connectionFactory
id="connetionFactory"
brokerURL="tcp://192.168.1.144:61616"
userName="admin"
password="admin"
/>
<!--2.创建缓存连接工厂-->
<bean id="cachingConnectionFactory" class="org.springframework.jms.connection.CachingConnectionFactory">
<!--注入连接工厂-->
<property name="targetConnectionFactory" ref="connetionFactory"/>
<!--缓存消息数据-->
<property name="sessionCacheSize" value="5"/>
</bean>
<!--3.创建用于点对点发送的JmsTemplate-->
<bean id="jmsQueueTemplate" class="org.springframework.jms.core.JmsTemplate">
<!--注入缓存连接工厂-->
<property name="connectionFactory" ref="cachingConnectionFactory"/>
<!--指定是否为发布订阅模式-->
<property name="pubSubDomain" value="false"/>
</bean>
<!--4.创建用于发布订阅发送的JmsTemplate-->
<bean id="jmsTopicTemplate" class="org.springframework.jms.core.JmsTemplate">
<!--注入缓存连接工厂-->
<property name="connectionFactory" ref="cachingConnectionFactory"/>
<!--指定是否为发布订阅模式-->
<property name="pubSubDomain" value="true"/>
</bean>
</beans>
生产者:
import com.dalianpai.activemq.bo.People;
import org.apache.activemq.ActiveMQConnection;
import org.apache.activemq.command.ActiveMQDestination;
import org.apache.activemq.command.ActiveMQQueue;
import org.apache.activemq.spring.ActiveMQConnectionFactory;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.jms.core.JmsTemplate;
import org.springframework.jms.core.MessageCreator;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
import org.springframework.util.FileCopyUtils;
import org.springframework.util.FileSystemUtils;
import javax.jms.*;
import java.io.File;
/**
* 演示Spring与ActiveMQ整合
*/
@RunWith(SpringJUnit4ClassRunner.class) // junit与spring整合
@ContextConfiguration("classpath:applicationContext-producer.xml") // 加载spring配置文件
public class SpringProducer {
//点对点模式
@Autowired
@Qualifier("jmsQueueTemplate")
private JmsTemplate jmsQueueTemplate;
//发布订阅模式
@Autowired
@Qualifier("jmsTopicTemplate")
private JmsTemplate jmsTopicTemplate;
/**
* 点对点发送
*/
@Test
public void ptpSender(){
/**
* 参数一:指定队列的名称
* 参数二:MessageCreator接口,我们需要提供该接口的匿名内部实现
*/
jmsQueueTemplate.send("spring_queue", new MessageCreator() {
//我们只需要返回发送的消息内容即可
@Override
public Message createMessage(Session session) throws JMSException {
People p = new People();
p.setAge(20);
p.setName("wgr");
ObjectMessage message = session.createObjectMessage(p);
//创建文本消息
// TextMessage textMessage = session.createTextMessage("spring test message");
return message;
}
});
System.out.println("消息发送已完成");
}
/**
* 发布订阅发送
*/
@Test
public void psSender(){
jmsTopicTemplate.send("spring_topic", new MessageCreator() {
@Override
public Message createMessage(Session session) throws JMSException {
//创建文本消息
TextMessage textMessage = session.createTextMessage("spring test message--topic");
return textMessage;
}
});
System.out.println("消息发送已完成");
}
}
消费者
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:amp="http://activemq.apache.org/schema/core"
xmlns:context="http://www.springframework.org/schema/context"
xmlns:jms="http://www.springframework.org/schema/jms"
xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd http://activemq.apache.org/schema/core http://activemq.apache.org/schema/core/activemq-core.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context.xsd http://www.springframework.org/schema/jms http://www.springframework.org/schema/jms/spring-jms.xsd">
<!--1.连接工厂-->
<amp:connectionFactory
id="connectionFactory"
brokerURL="tcp://192.168.1.144:61616"
userName="admin"
password="admin"
/>
<!--2.缓存连接工厂-->
<bean id="cachingConnectionFactory" class="org.springframework.jms.connection.CachingConnectionFactory">
<property name="targetConnectionFactory" ref="connectionFactory"/>
<property name="sessionCacheSize" value="100"/>
</bean>
<!--3.配置消息监听组件扫描-->
<context:component-scan base-package="com.dalianpai.activemq.listener"/>
<!--4.配置监听器(点对点)-->
<!--
destination-type: 目标的类型(queue:点对点,topic:发布订阅)
-->
<jms:listener-container connection-factory="cachingConnectionFactory" destination-type="queue">
<jms:listener destination="spring_queue" ref="queueListener"/>
</jms:listener-container>
<!--5.配置监听器(发布订阅)-->
<jms:listener-container connection-factory="cachingConnectionFactory" destination-type="topic">
<jms:listener destination="spring_topic" ref="topicListener"/>
</jms:listener-container>
</beans>
/**
* @author WGR
* @create 2020/10/13 -- 11:27
*/
public class SpringConsuer {
public static void main(String[] args) throws IOException {
//1.加载spring配置
ClassPathXmlApplicationContext
cxt = new ClassPathXmlApplicationContext("classpath:applicationContext-consumer.xml");
//2.启动
cxt.start();
//3.阻塞方法,让程序一直处于等待状态
System.in.read();
}
}
/**
* 点对点
*/
@Component // 放入SpringIIOC容器,名称queueListener
public class QueueListener implements MessageListener{
//用于接收消息
@Override
public void onMessage(Message message) {
// if(message instanceof TextMessage){
// TextMessage textMessage = (TextMessage) message;
// try {
// System.out.println("queue接口消息:"+textMessage.getText());
// } catch (JMSException e) {
// e.printStackTrace();
// }
//
// }
if(message instanceof ObjectMessage){
ObjectMessage objectMessage = (ObjectMessage)message;
try {
People object = (People)objectMessage.getObject();
System.out.println(object.getAge());
System.out.println(object.getName());
} catch (JMSException e) {
e.printStackTrace();
}
}
}
}
/**
* 发布订阅
*/
@Component // 放入SpringIIOC容器,名称queueListener
public class TopicListener implements MessageListener{
//用于接收消息
@Override
public void onMessage(Message message) {
if(message instanceof TextMessage){
TextMessage textMessage = (TextMessage) message;
try {
System.out.println("topic接口消息:"+textMessage.getText());
} catch (JMSException e) {
e.printStackTrace();
}
}
}
}
个人感觉实用就是动态的加队列加监听删除队列等,新增队列的话,给该队列有消息就会新建,删除队列可以参考原生JMS,也能实现,但是新增监听暂时没有什么好的实现,再研究研究。
SpringBoot整合Activemq
server:
port: 9002 #端口
spring:
application:
name: activemq # 服务名称
# springboot与activemq整合配置
activemq:
broker-url: tcp://192.168.1.144:61616 # 连接地址
user: admin # activemq用户名
password: admin # activemq密码
# 指定发送模式 (点对点 false , 发布订阅 true)
jms:
pub-sub-domain: false
activemq:
name: springboot_queue
/**
* 用于监听消息类(既可以用于队列的监听,也可以用于主题监听)
*/
@Component // 放入IOC容器
public class MsgListener {
/**
* 用于接收消息的方法
* destination: 队列的名称或主题的名称
*/
@JmsListener(destination = "${activemq.name}")
public void receiveMessage(Message message){
if(message instanceof TextMessage){
TextMessage textMessage = (TextMessage)message;
try {
System.out.println("接收消息:"+textMessage.getText());
} catch (JMSException e) {
e.printStackTrace();
}
}
}
}
测试类:
@SpringBootTest
class ActivemqApplicationTests {
//JmsMessagingTemplate: 用于工具类发送消息
@Autowired
private JmsMessagingTemplate jmsMessagingTemplate;
@Value("${activemq.name}")
private String name;
@Test
public void ptpSender(){
/**
* 参数一:队列的名称或主题名称
* 参数二:消息内容
*/
jmsMessagingTemplate.convertAndSend(name,"spring boot message--queue");
}
}