声明转载请注明出处! Reprint please indicate the source!

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

ActiveMQ（二）与Spring集成

ActiveMQ与Spring集成

Maven 整合Demo

配置文件Demo

生产者消费者Demo

消费者配置监听

猜你喜欢