
环境:本地需安装activemq,且访问正常,安装方法网上很多,这里省略。
1.添加相关jar包,我这里使用的是maven,你也可以选择其他方式添加。下面是maven相关配置:
<!-- ActiveMQ JMS 相关jar begin -->
<dependency>
<groupId>org.apache.activemq</groupId>
<artifactId>activemq-broker</artifactId>
<version>5.8.0</version>
</dependency>
<dependency>
<groupId>org.apache.activemq</groupId>
<artifactId>activemq-client</artifactId>
<version>5.14.0</version>
</dependency>
<dependency>
<groupId>org.apache.geronimo.specs</groupId>
<artifactId>geronimo-j2ee-management_1.1_spec</artifactId>
<version>1.0.1</version>
</dependency>
<dependency>
<groupId>org.apache.geronimo.specs</groupId>
<artifactId>geronimo-jms_1.1_spec</artifactId>
<version>1.1.1</version>
</dependency>
<dependency>
<groupId>org.slf4j</groupId>
<artifactId>slf4j-api</artifactId>
<version>1.6.6</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-jms</artifactId>
<version>4.1.5.RELEASE</version>
</dependency> <!-- ActiveMQ JMS 相关jar end -->
2.编写发送和接收处理类
public class MyMessageConverter implements MessageConverter { public Message toMessage(Object object, Session session)
throws JMSException, MessageConversionException {
return session.createObjectMessage((Serializable) object);
} public Object fromMessage(Message message) throws JMSException,
MessageConversionException {
ObjectMessage objMessage = (ObjectMessage) message;
return objMessage.getObject();
}
3.编写发送实现类,接口类这里就不贴了。
public class ProducerServiceImpl implements ProducerService { private JmsTemplate jmsTemplate; protected final Logger logger = Logger.getLogger(getClass()); public void sendMessage(final Serializable obj) {
logger.debug("---------------生产者向MQ发送消息-----------------");
jmsTemplate.convertAndSend(obj);
} public JmsTemplate getJmsTemplate() {
return jmsTemplate;
} @Resource
public void setJmsTemplate(JmsTemplate jmsTemplate) {
this.jmsTemplate = jmsTemplate;
}
4.编写监听类
public class MyMessageListener implements MessageListener { @Autowired
private MyMessageConverter messageConverter; protected final Logger logger = Logger.getLogger(getClass()); public void onMessage(Message message) {
if (message instanceof ObjectMessage) {
ObjectMessage objMessage = (ObjectMessage) message;
try {
Mail mail = (Mail) messageConverter.fromMessage(objMessage);
logger.debug("接收到一个ObjectMessage,包含Email对象,准备发送邮件!");
new MailUtil().send(mail);
} catch (JMSException e) {
logger.info("接收到一个ObjectMessage,但处理失败!");
}
}
}
5.配置XML
<context:component-scan base-package="com.guesslive" />
<!-- Spring提供的JMS工具类,它可以进行消息发送、接收等 -->
<bean id="jmsTemplate" class="org.springframework.jms.core.JmsTemplate">
<!-- 这个connectionFactory对应的是我们定义的Spring提供的那个ConnectionFactory对象 -->
<property name="connectionFactory" ref="connectionFactory"/>
<!-- 消息转换器 -->
<property name="messageConverter" ref="emailMessageConverter"/>
<property name="defaultDestination" ref="queueDestination" />
<property name="explicitQosEnabled" value="true" /> <!-- deliveryMode, priority, timeToLive 的开关,要生效,必须配置为true,默认false-->
<property name="deliveryMode" value="2" /> <!-- 发送模式 DeliveryMode.NON_PERSISTENT=1:非持久 ; DeliveryMode.PERSISTENT=2:持久 默认2-持久-->
</bean>
<!-- 类型转换器 -->
<bean id="emailMessageConverter" class="com.guesslive.admin.common.mq.MyMessageConverter"/> <!-- 真正可以产生Connection的ConnectionFactory,由对应的 JMS服务厂商提供-->
<bean id="targetConnectionFactory" class="org.apache.activemq.ActiveMQConnectionFactory">
<property name="brokerURL" value="tcp://127.0.0.1:61616"/>
<property name="userName" value="admin"/>
<property name="password" value="admin"/>
<property name="useAsyncSend" value="true" />
<!-- 如果传输的对象是Obeject 这里必须加上这句 否则会导致对象序列化失败 出现classnotfound异常 详细: http://activemq.apache.org/objectmessage.html -->
<property name="trustAllPackages" value="true"/>
</bean> <!-- Spring用于管理真正的ConnectionFactory的ConnectionFactory -->
<bean id="connectionFactory" class="org.springframework.jms.connection.SingleConnectionFactory">
<!-- 目标ConnectionFactory对应真实的可以产生JMS Connection的ConnectionFactory -->
<property name="targetConnectionFactory" ref="targetConnectionFactory"/>
</bean>
<!--队列目的地-->
<bean id="queueDestination" class="org.apache.activemq.command.ActiveMQQueue">
<constructor-arg>
<value>email</value>
</constructor-arg>
</bean>
<!-- 消息监听器 -->
<bean id="consumerMessageListener" class="com.guesslive.admin.common.mq.MyMessageListener"/>
<!-- 消息监听容器 -->
<bean id="jmsContainer"
class="org.springframework.jms.listener.DefaultMessageListenerContainer">
<property name="connectionFactory" ref="connectionFactory" />
<property name="destination" ref="queueDestination" />
<property name="messageListener" ref="consumerMessageListener" />
</bean>
6.发送和接收
//调用向MQ推送消息的方法
producerService.sendMessage(mail);