ActiveMQ（二）与Spring集成

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ActiveMQ与Spring集成

由于历史原因，JMS有4个版本。Spring提供了用于简化JMS API使用的抽象框架，并且对用户屏蔽了JMS API中1.0.2和1.1版本的差异。

JMS的功能大致上分为两块，叫做消息制造和消息消耗。JmsTemplate用于制造消息和同步消息接收。和J2EE的事件驱动Bean风格类似，对于异步接收消息，Spring提供了一些消息监听容器来创建消息驱动的POJO(MDP)。

ActiveMQ与Spring整合需要activemq-spring.jar包

Maven 整合Demo

<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/maven-v4_0_0.xsd">    <modelVersion>4.0.0</modelVersion>    <groupId>com.jahentao</groupId>    <artifactId>DEMO-ActiveMQ</artifactId>    <packaging>war</packaging>    <version>0.0.1-SNAPSHOT</version>    <name>DEMO-ActiveMQ</name>    <dependencies>        <dependency>            <groupId>junit</groupId>            <artifactId>junit</artifactId>            <version>4.12</version>            <scope>test</scope>        </dependency>        <!--引入的若是activemq-all.jar，且工程中已经引入了SLF4J，会与activemq-all.jar中的SLF4J发生冲突。-->        <dependency>            <groupId>org.apache.activemq</groupId>            <artifactId>activemq-core</artifactId>            <version>5.7.0</version>        </dependency>        <dependency>            <groupId>org.slf4j</groupId>            <artifactId>slf4j-api</artifactId>            <version>1.7.24</version>        </dependency>        <dependency>            <groupId>org.slf4j</groupId>            <artifactId>slf4j-log4j12</artifactId>            <version>1.7.24</version>        </dependency>        <!-- 与Spring集成 -->        <dependency>            <groupId>org.springframework</groupId>            <artifactId>spring-context</artifactId>            <version>4.3.7.RELEASE</version>        </dependency>        <dependency>            <groupId>org.springframework</groupId>            <artifactId>spring-jms</artifactId>            <version>4.3.7.RELEASE</version>        </dependency>        <dependency>            <groupId>org.springframework</groupId>            <artifactId>spring-webmvc</artifactId>            <version>4.3.7.RELEASE</version>        </dependency>        <dependency>            <groupId>org.apache.activemq</groupId>            <artifactId>activemq-spring</artifactId>            <version>5.14.4</version>        </dependency>    </dependencies></project>

配置文件Demo

<?xml version="1.0" encoding="UTF-8"?><beans xmlns="http://www.springframework.org/schema/beans"       xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"       xsi:schemaLocation="http://www.springframework.org/schema/beans        http://www.springframework.org/schema/beans/spring-beans-2.5.xsd">    <!-- 1.配置connectionFactory -->    <bean id="jmsFactory" class="org.apache.activemq.pool.PooledConnectionFactory" destroy-method="stop">        <property name="connectionFactory">            <bean class="org.apache.activemq.ActiveMQConnectionFactory">                <property name="brokerURL" value="tcp://192.168.235.100:61616"/>            </bean>        </property>        <property name="maxConnections" value="100"/>    </bean>    <!-- 2.定义消息目标 -->    <bean id="destination" class="org.apache.activemq.command.ActiveMQQueue">        <constructor-arg index="0" value="queue_temp"/>    </bean>    <!-- 3.配置Spring JMS Template -->    <bean id="jmsTemplate" class="org.springframework.jms.core.JmsTemplate">        <!-- 3.1 注入jmsFactory -->        <property name="connectionFactory" ref="jmsFactory"/>        <!-- 3.2 配置消息目标 -->        <property name="defaultDestination" ref="destination" />    </bean>    <!-- 4.配置生产者 -->    <bean id="springProducer" class="com.jahentao.integration.SpringProducer">        <property name="jmsTemplate" ref="jmsTemplate"/>    </bean>    <!--<bean id="springProducer2" class="com.jahentao.integration.SpringProducer2">-->        <!--<property name="jmsTemplate" ref="jmsTemplate"/>-->    <!--</bean>-->    <!-- 5.配置消费者 -->    <bean id="springConsumer" class="com.jahentao.integration.SpringConsumer">        <property name="jmsTemplate" ref="jmsTemplate"/>    </bean>    <!--<bean id="springConsumer2" class="com.jahentao.integration.SpringConsumer2"/>-->    <!-- 6.消息监听容器 -->    <!--<bean id="jmsContainer" class="org.springframework.jms.listener.DefaultMessageListenerContainer">        <property name="connectionFactory" ref="jmsFactory" />        <property name="destination" ref="destination" />        <property name="messageListener" ref="springConsumer2" />    </bean> --></beans>

生产者消费者Demo

SpringProducer.java

package com.jahentao.integration;import org.springframework.jms.core.JmsTemplate;import org.springframework.jms.core.MessageCreator;import javax.jms.JMSException;import javax.jms.Message;import javax.jms.Session;/** * Created with IntelliJ IDEA.<br> * Description: Spring整合ActiveMQ 生成者<br> * User: jahen<br> * Date: 2017-04-03<br> * Time: 14:42<br> */public class SpringProducer {    //Spring的模板，封装了很多功能    private JmsTemplate jmsTemplate;    public void setJmsTemplate(JmsTemplate jmsTemplate) {        this.jmsTemplate = jmsTemplate;    }    protected void send() {        //使用JMSTemplate可以很简单的实现发送消息        jmsTemplate.send(new MessageCreator() {            public Message createMessage(Session session) throws JMSException {                System.out.println("发送消息: jmsTemplate send messages");                return session.createTextMessage("jmsTemplate send messages");            }        });    }}

SpringConsumer.java

package com.jahentao.integration;import org.springframework.jms.core.JmsTemplate;import javax.jms.TextMessage;/** * Created with IntelliJ IDEA.<br> * Description: Spring整合ActiveMQ 消费者<br> * User: jahen<br> * Date: 2017-04-03<br> * Time: 14:44<br> */public class SpringConsumer {    private JmsTemplate jmsTemplate;    public void setJmsTemplate(JmsTemplate jmsTemplate) {        this.jmsTemplate = jmsTemplate;    }    //接收消息    protected void recive() {        while (true) {            try {                //使用JMSTemplate接收消息                TextMessage txtmsg = (TextMessage) jmsTemplate.receive();                if (null != txtmsg) {                    System.out.println("--- 收到消息内容为: " + txtmsg.getText());                } else {                    break;                }            } catch (Exception e) {                e.printStackTrace();            }        }    }}

JMSTest.java

package com.jahentao.integration;import org.apache.xbean.spring.context.ClassPathXmlApplicationContext;import org.springframework.context.ApplicationContext;/** * Created with IntelliJ IDEA.<br> * Description: 测试ActiveMQ与Spring集成<br> * User: jahen<br> * Date: 2017-04-03<br> * Time: 15:21<br> */public class JMSTest {    public static void main(String[] args) {        ApplicationContext applicationContext = new ClassPathXmlApplicationContext("applicationContext-jms.xml");        SpringProducer producer = (SpringProducer)applicationContext.getBean("springProducer");        producer.send();        SpringConsumer consumer = (SpringConsumer) applicationContext.getBean("springConsumer");        consumer.recive();    }}

运行结果

消费者配置监听

Spring 配置文件修改

<!-- ... --><!-- 4.配置生产者 --><!--<bean id="springProducer" class="com.jahentao.integration.SpringProducer">-->    <!--<property name="jmsTemplate" ref="jmsTemplate"/>--><!--</bean>--><bean id="springProducer2" class="com.jahentao.integration.SpringProducer2">    <property name="jmsTemplate" ref="jmsTemplate"/></bean><!-- 5.配置消费者 --><!--<bean id="springConsumer" class="com.jahentao.integration.SpringConsumer">-->    <!--<property name="jmsTemplate" ref="jmsTemplate"/>--><!--</bean>--><bean id="springConsumer2" class="com.jahentao.integration.SpringConsumer2"/><!-- 6.消息监听容器 --><bean id="jmsContainer" class="org.springframework.jms.listener.DefaultMessageListenerContainer">    <property name="connectionFactory" ref="jmsFactory" />    <property name="destination" ref="destination" />    <property name="messageListener" ref="springConsumer2" /></bean><!-- ... -->

SpringConsumer2.java

package com.jahentao.integration;import org.springframework.jms.core.JmsTemplate;import javax.jms.JMSException;import javax.jms.Message;import javax.jms.MessageListener;import javax.jms.TextMessage;/** * Created with IntelliJ IDEA.<br> * Description: Spring整合ActiveMQ 消费者<br> *     配置监听器 * User: jahen<br> * Date: 2017-04-03<br> * Time: 14:44<br> */public class SpringConsumer2 implements MessageListener{    @Override    public void onMessage(Message message) {        TextMessage textMsg = (TextMessage) message;        try {            System.out.println("接收到了消息，消息内容是：" + textMsg.getText());        } catch (JMSException e) {            e.printStackTrace();        }    }}

JMSTest2.java

package com.jahentao.integration;import org.apache.xbean.spring.context.ClassPathXmlApplicationContext;import org.springframework.context.ApplicationContext;/** * Created with IntelliJ IDEA.<br> * Description: 测试ActiveMQ与Spring集成 消费者监听消息<br> * User: jahen<br> * Date: 2017-04-03<br> * Time: 15:21<br> */public class JMSTest2 {    public static void main(String[] args) {        ApplicationContext applicationContext = new ClassPathXmlApplicationContext("applicationContext-jms.xml");        SpringProducer2 producer = (SpringProducer2) applicationContext.getBean("springProducer2");        producer.send("你在哪里啊？");        producer.send("嗨，你好吗？");        // 消费者配置了消息监听        // 接收消息    }}

运行结果

代码托管在码云上

参考

ActiveMQ与Spring整合

结合Zookeeper整合ActiveMQ

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