ActiveMQ 笔记(四)Spring\SpringBoot 整合 Activemq

一、Spring 整合Activemq

1、所需jar包

 
<dependencies>
 
    <dependency>
        <groupId>org.apache.activemq</groupId>
        <artifactId>activemq-all</artifactId>
        <version>5.15.11</version>
    </dependency>
    <dependency>
        <groupId>org.apache.activemq</groupId>
        <artifactId>activemq-pool</artifactId>
        <version>5.15.10</version>
    </dependency>
 
    <dependency>
        <groupId>org.apache.xbean</groupId>
        <artifactId>xbean-spring</artifactId>
        <version>4.15</version>
    </dependency>
    <dependency>
        <groupId>com.fasterxml.jackson.core</groupId>
        <artifactId>jackson-databind</artifactId>
        <version>2.10.1</version>
    </dependency>
    <!-- https://mvnrepository.com/artifact/org.springframework/spring-jms -->
    <dependency>
        <groupId>org.springframework</groupId>
        <artifactId>spring-jms</artifactId>
        <version>5.2.1.RELEASE</version>
    </dependency>
    <!-- https://mvnrepository.com/artifact/org.springframework/spring-aop -->
    <dependency>
        <groupId>org.springframework</groupId>
        <artifactId>spring-aop</artifactId>
        <version>5.2.1.RELEASE</version>
    </dependency>
</dependencies>

2、Spring配置文件(applicationContext.xml)

 
<?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:context="http://www.springframework.org/schema/context"
       xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd http://www.springframework.org/schema/context https://www.springframework.org/schema/context/spring-context.xsd">
 
    <!--  开启包的自动扫描  -->
    <context:component-scan base-package="com.demo.activemq"/>
    <!--  配置生产者  -->
    <bean id="connectionFactory" class="org.apache.activemq.pool.PooledConnectionFactory" destroy-method="stop">
        <property name="connectionFactory">
            <!--      正真可以生产Connection的ConnectionFactory,由对应的JMS服务商提供      -->
            <bean class="org.apache.activemq.spring.ActiveMQConnectionFactory">
                <property name="brokerURL" value="tcp://192.168.10.130:61616"/>
            </bean>
        </property>
        <property name="maxConnections" value="100"/>
    </bean>
 
    <!--  这个是队列目的地,点对点的Queue  -->
    <bean id="destinationQueue" class="org.apache.activemq.command.ActiveMQQueue">
        <!--    通过构造注入Queue名    -->
        <constructor-arg index="0" value="spring-active-queue"/>
    </bean>
 
    <!--  这个是队列目的地,  发布订阅的主题Topic-->
    <bean id="destinationTopic" class="org.apache.activemq.command.ActiveMQTopic">
        <constructor-arg index="0" value="spring-active-topic"/>
    </bean>
 
    <!--  Spring提供的JMS工具类,他可以进行消息发送,接收等  -->
    <bean id="jmsTemplate" class="org.springframework.jms.core.JmsTemplate">
        <!--    传入连接工厂    -->
        <property name="connectionFactory" ref="connectionFactory"/>
        <!--    传入目的地    -->
        <property name="defaultDestination" ref="destinationQueue"/>
        <!--    消息自动转换器    -->
        <property name="messageConverter">
            <bean class="org.springframework.jms.support.converter.SimpleMessageConverter"/>
        </property>
    </bean>
</beans>

3、编写代码

(1)队列(Queue)

@Service
public class SpringMQ_Producer { private JmsTemplate jmsTemplate; @Autowired public void setJmsTemplate(JmsTemplate jmsTemplate) { this.jmsTemplate = jmsTemplate; } public static void main(String[] args) { ApplicationContext applicationContext = new ClassPathXmlApplicationContext("Application.xml"); SpringMQ_Producer springMQ_producer = applicationContext.getBean(SpringMQ_Producer.class); springMQ_producer.jmsTemplate.send(session -> session.createTextMessage("***Spring和ActiveMQ的整合case111.....")); System.out.println("********send task over"); } } 
@Service
public class SpringMQ_Consumer { private JmsTemplate jmsTemplate; @Autowired public void setJmsTemplate(JmsTemplate jmsTemplate) { this.jmsTemplate = jmsTemplate; } public static void main(String[] args) { ApplicationContext applicationContext = new ClassPathXmlApplicationContext("Application.xml"); SpringMQ_Consumer springMQ_consumer = applicationContext.getBean(SpringMQ_Consumer.class); String returnValue = (String) springMQ_consumer.jmsTemplate.receiveAndConvert(); System.out.println("****消费者收到的消息: " + returnValue); } } 

(2)主题(Topic)

生产者和消费者都可以通过jmsTemplate对象实时设置目的地等其他信息

@Service
public class SpringMQ_Topic_Producer { private JmsTemplate jmsTemplate; public SpringMQ_Topic_Producer(JmsTemplate jmsTemplate) { this.jmsTemplate = jmsTemplate; } public static void main(String[] args) { ApplicationContext applicationContext = new ClassPathXmlApplicationContext("Application.xml"); SpringMQ_Topic_Producer springMQ_topic_producer = applicationContext.getBean(SpringMQ_Topic_Producer.class); //直接调用application.xml里面创建的destinationTopic这个bean设置为目的地就行了 springMQ_topic_producer.jmsTemplate.setDefaultDestination(((Destination) applicationContext.getBean("destinationTopic"))); springMQ_topic_producer.jmsTemplate.send(session -> session.createTextMessage("***Spring和ActiveMQ的整合TopicCase111.....")); } }
@Service
public class SpringMQ_Topic_Consumer { private JmsTemplate jmsTemplate; public SpringMQ_Topic_Consumer(JmsTemplate jmsTemplate) { this.jmsTemplate = jmsTemplate; } public static void main(String[] args) { ApplicationContext applicationContext = new ClassPathXmlApplicationContext("Application.xml"); SpringMQ_Topic_Consumer springMQConsumer = applicationContext.getBean(SpringMQ_Topic_Consumer.class); //直接调用application.xml里面创建的destinationTopic这个bean设置为目的地就行了 springMQConsumer.jmsTemplate.setDefaultDestination(((Destination) applicationContext.getBean("destinationTopic"))); String returnValue = (String) springMQConsumer.jmsTemplate.receiveAndConvert(); System.out.println("****消费者收到的消息: " + returnValue); } } 

4、监听配置

在Spring里面实现消费者不启动,直接通过配置监听完成

(1)说明

类似于前面setMessageListenner实时间提供消息

(2)Spring 配置文件

<?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:context="http://www.springframework.org/schema/context"
       xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd http://www.springframework.org/schema/context https://www.springframework.org/schema/context/spring-context.xsd">

    <!--  开启包的自动扫描  -->
    <context:component-scan base-package="com.demo.activemq"/>
    <!--  配置生产者  -->
    <bean id="connectionFactory" class="org.apache.activemq.pool.PooledConnectionFactory" destroy-method="stop">
        <property name="connectionFactory">
            <!--      正真可以生产Connection的ConnectionFactory,由对应的JMS服务商提供     -->
            <bean class="org.apache.activemq.spring.ActiveMQConnectionFactory">
                <property name="brokerURL" value="tcp://192.168.10.130:61616"/>
            </bean>
        </property>
        <property name="maxConnections" value="100"/>
    </bean>

    <!--  这个是队列目的地,点对点的Queue  -->
    <bean id="destinationQueue" class="org.apache.activemq.command.ActiveMQQueue">
        <!--    通过构造注入Queue名    -->
        <constructor-arg index="0" value="spring-active-queue"/>
    </bean>

    <!--  这个是队列目的地,  发布订阅的主题Topic-->
    <bean id="destinationTopic" class="org.apache.activemq.command.ActiveMQTopic">
        <constructor-arg index="0" value="spring-active-topic"/>
    </bean>

    <!--  Spring提供的JMS工具类,他可以进行消息发送,接收等  -->
    <bean id="jmsTemplate" class="org.springframework.jms.core.JmsTemplate">
        <!--    传入连接工厂    -->
        <property name="connectionFactory" ref="connectionFactory"/>
        <!--    传入目的地    -->
        <property name="defaultDestination" ref="destinationQueue"/>
        <!--    消息自动转换器    -->
        <property name="messageConverter">
            <bean class="org.springframework.jms.support.converter.SimpleMessageConverter"/>
        </property>
    </bean>

    <!--  配置Jms消息监听器  -->
    <bean id="defaultMessageListenerContainer" class="org.springframework.jms.listener.DefaultMessageListenerContainer">
        <!--  Jms连接的工厂     -->
        <property name="connectionFactory" ref="connectionFactory"/>
        <!--   设置默认的监听目的地     -->
        <property name="destination" ref="destinationTopic"/>
        <!--  指定自己实现了MessageListener的类     -->
        <property name="messageListener" ref="myMessageListener"/>
    </bean>
</beans>
 

(3)需要写一个类来实现消息监听

/**
 * 实现MessageListener的类,需要把这个类交给xml配置里面的DefaultMessageListenerContainer管理
 */
@Component
public class MyMessageListener implements MessageListener { @Override public void onMessage(Message message) { if (message instanceof TextMessage) { TextMessage textMessage = (TextMessage) message; try { System.out.println("消费者收到的消息" + textMessage.getText()); } catch (JMSException e) { e.printStackTrace(); } } } } 

(4)消费者配置了自动监听,就相当于在spring里面后台运行,有消息就运行我们实现监听类里面的方法

二、SpringBoot 整合Activemq

1、队列(Queue)

1.1 队列生产者:

(1)新建Maven工程并设置包名类名

工程名: boot_mq_producer
包名:   com.atguigu.boot.activemq

(2)POM依赖文件配置:

<?xml version="1.0" encoding="UTF-8"?> <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"> <modelVersion>4.0.0</modelVersion> <groupId>com.demo</groupId> <artifactId>04activemq_springboot-queue</artifactId> <version>1.0-SNAPSHOT</version> <!-- <parent>--> <!-- <groupId>org.springframework.boot</groupId>--> <!-- <artifactId>spring-boot-starter-parent</artifactId>--> <!-- <version>2.2.1.RELEASE</version>--> <!-- </parent>--> <dependencies> <!-- https://mvnrepository.com/artifact/org.springframework.boot/spring-boot-starter --> <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter</artifactId> <version>2.2.1.RELEASE</version> </dependency> <!-- https://mvnrepository.com/artifact/org.springframework.boot/spring-boot-starter --> <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-activemq</artifactId> <version>2.2.1.RELEASE</version> </dependency> <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-web</artifactId> <version>2.2.1.RELEASE</version> </dependency> <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-test</artifactId> <version>2.2.1.RELEASE</version> </dependency> </dependencies> </project> 

(3)application.yml 文件

#Springboot启动端口
server:
  port: 8080

#ActiveMQ配置
spring:
  activemq:
    broker-url: tcp://192.168.10.130:61616 #ActiveMQ服务器IP
    user: admin #ActiveMQ连接用户名
    password: admin #ActiveMQ连接密码
  jms:
    #指定连接队列还是主题
    pub-sub-domain: false # false = Queue |  true = Topic

#定义服务上的队列名
myQueueName: springboot-activemq-queue

(4)配置队列bean

类似于Spring的ApplicationContext.xml文件

@Component
@EnableJms //开启Springboot的Jms
public class ConfigBean {
    @Value("myQueueName")
    private String myQueueName;

    @Bean
    public ActiveMQQueue queue() {
        //创建一个ActiveMQQueue
        return new ActiveMQQueue(myQueueName);
    }
}

(5)队列生产者

@Component
public class Queue_Producer { //JmsMessagingTemplate是Springboot的Jms模板,Spring的是JmsTemplate private JmsMessagingTemplate jmsMessagingTemplate; //把ConfigBean类的ActiveMQQueue注入进来 private ActiveMQQueue activeMQQueue; //发送Queue的方法 public void producerMsg() { jmsMessagingTemplate.convertAndSend(activeMQQueue, "**************" + UUID.randomUUID().toString()); } //构造注入对象(推荐) public Queue_Producer(JmsMessagingTemplate jmsMessagingTemplate, ActiveMQQueue activeMQQueue) { this.jmsMessagingTemplate = jmsMessagingTemplate; this.activeMQQueue = activeMQQueue; } } 

(6)测试单元

@SpringBootTest(classes = MainApp.class)
@RunWith(SpringJUnit4ClassRunner.class)
@WebAppConfiguration
public class TestActiveMQ { @Autowired private Queue_Producer queue_producer; @Test public void testSend() { queue_producer.producerMsg(); } } 

结果: 测试结果应该是消息正常生产,并在控制台能够看到入列数大于0且为消费消息大于0

1.2  队列消费者

(1)1.新建Mavaen工程并设置包名类名

(2)Pom依赖配置与生产者一致

(3)application.yml

server:
  port: 8081

这里仅对端口进行修改,其他配置与生产者一致

(4)消息消费者

@Component 
public class Queue_consummer { @JmsListener(destination = "${myqueue}") // 注解监听 public void receive(TextMessage textMessage) throws Exception{ System.out.println(" *** 消费者收到消息 ***"+textMessage.getText()); } }

1.3  定时投递与监听消费

新需求: 要求每隔3秒钟,往MQ推送消息       以下定时发送Case,案例修改

分析: 在需要定时推送消息的情况下,同时也需要对消息进行跟踪消费,也就是监听消息的生产并进行消费。

生产者代码:

(1)修改Queue_Produce新增定时投递方法

@Component
public class Queue_Producer { //间隔3秒投递,SpringBoot的Scheduled用来定时执行 @Scheduled(fixedDelay = 3000) public void producerMsgScheduled() { jmsMessagingTemplate.convertAndSend(activeMQQueue, "**************Scheduled" + UUID.randomUUID().toString()); System.out.println("Scheduled定时投递"); } 

(2)修改主启动类的MainApp_Producer

@SpringBootApplication
@EnableScheduling
public class MainApp { public static void main(String[] args) { SpringApplication.run(MainApp.class); } }

在主启动类这里主要是要添加@EnableScheduling 注解,用来开启定时配置

消息消费者代码增强

(1)springboot的消息监听注解

@JmsListener

   说明:监听过后会随着springboot一起启动,有消息就执行加了该注解的方法

(2)具体实现代码:

//监听接收的方法
@JmsListener(destination = "${myQueueName}")
public void consumerMsg(TextMessage textMessage) throws JMSException { String text = textMessage.getText(); System.out.println("***消费者收到的消息: " + text); }

(3)主启动类

@SpringBootApplication
@EnableScheduling // 开启消息定投功能
public class MainApp_Produce { public static void main(String[] args) { SpringApplication.run(MainApp_Produce.class, args); } }

2、主题发布订阅(Topic)

2.1 Topic 生产者

(1)新建Maven工程并设置包名类名

(2)POM文件

    订阅(Topic)的依赖于队列(Queue)的一致

(3)Yml文件

 jms:
    pub-sub-domain: true

myTopicName: springboot-activemq-topic

(4)配置bean

@Component
@EnableJms  //开启Springboot的Jms
public class ActiveMQConfigBean { @Value("${myTopicName}") private String topicName; @Bean public ActiveMQTopic activeMQTopic() { return new ActiveMQTopic(topicName); } }

注意:类似于Spring的ApplicationContext.xml文件

(5)Topic生产者代码:

@Component
@EnableScheduling
public class Topic_Producer { private JmsMessagingTemplate jmsMessagingTemplate; private ActiveMQTopic activeMQTopic; @Scheduled(fixedDelay = 3000) public void producer() { jmsMessagingTemplate.convertAndSend(activeMQTopic, "主题消息: " + UUID.randomUUID().toString()); }

2.2 Topic 消费者

(1)新建Maven工程并设置包名类名

(2)Pom (同上)

(3)yml文件

 jms:
    pub-sub-domain: true

myTopicName: springboot-activemq-topic

(4)配置bean

/**
 * 设置持久化订阅
 * 配置文件的方式无法进行配置持久化订阅。所以需要自己去生成一个持久化订阅
 */
@Component
@EnableJms
public class ActiveMQConfigBean { @Value("${spring.activemq.broker-url}") private String brokerUrl; @Value("${spring.activemq.user}") private String user; @Value("${spring.activemq.password}") private String password; public ConnectionFactory connectionFactory(){ ActiveMQConnectionFactory connectionFactory = new ActiveMQConnectionFactory(); connectionFactory.setBrokerURL(brokerUrl); connectionFactory.setUserName(user); connectionFactory.setPassword(password); return connectionFactory; } @Bean(name = "jmsListenerContainerFactory") public DefaultJmsListenerContainerFactory jmsListenerContainerFactory() { DefaultJmsListenerContainerFactory defaultJmsListenerContainerFactory = new DefaultJmsListenerContainerFactory(); defaultJmsListenerContainerFactory.setConnectionFactory(connectionFactory()); defaultJmsListenerContainerFactory.setSubscriptionDurable(true); defaultJmsListenerContainerFactory.setClientId("我是持久订阅者一号"); return defaultJmsListenerContainerFactory; } 

配置文件的方式无法进行配置持久化订阅。所以需要自己去生成一个持久化订阅

(5)Topic消费者代码

@Component
public class Topic_Consumer { //需要在监听方法指定连接工厂 @JmsListener(destination = "${myTopicName}",containerFactory = "jmsListenerContainerFactory") public void consumer(TextMessage textMessage) throws JMSException { System.out.println("订阅着收到消息: " + textMessage.getText()); } }

重点:

@JmsListener(destination = "${myTopicName}",containerFactory = "jmsListenerContainerFactory")

启动顺序:先启动消费者,后启动生产者

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转载自www.cnblogs.com/wushaopei/p/12288697.html