springMVC+MQ 訊息佇列整合(二)
阿新 • • 發佈:2019-01-03
1、pom.xml依賴的jar
2、applicationContext-ActiveMQ.xml配置檔案<dependency> <groupId>org.apache.activemq</groupId> <artifactId>activemq-spring</artifactId> <version>5.14.5</version> </dependency> <dependency> <groupId>org.springframework</groupId> <artifactId>spring-jms</artifactId> <version>${spring.version}</version> </dependency>
<?xml version="1.0" encoding="UTF-8"?> <beans xmlns="http://www.springframework.org/schema/beans" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:amq="http://activemq.apache.org/schema/core" xmlns:jms="http://www.springframework.org/schema/jms" xmlns:context="http://www.springframework.org/schema/context" xmlns:mvc="http://www.springframework.org/schema/mvc" xsi:schemaLocation=" http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-4.1.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-4.1.xsdhttp://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc-4.1.xsd http://www.springframework.org/schema/jms http://www.springframework.org/schema/jms/spring-jms-4.1.xsd http://activemq.apache.org/schema/core http://activemq.apache.org/schema/core/activemq-core-5.14.5.xsd" > <amq:connectionFactory id="amqConnectionFactory" brokerURL="${activemq_url}" userName="${activemq_username}" password="${activemq_password}" /> <!-- 配置JMS連線工長 --> <bean id="connectionFactory" class="org.springframework.jms.connection.CachingConnectionFactory"> <constructor-arg ref="amqConnectionFactory" /> <property name="sessionCacheSize" value="100" /> </bean> <!-- 定義訊息佇列(Queue) --> <bean id="demoQueueDestination" class="org.apache.activemq.command.ActiveMQQueue"> <!-- 設定訊息佇列的名字 --> <constructor-arg> <value>${activemq_topic}</value> </constructor-arg> </bean> <bean id="demoTopicDestination" class="org.apache.activemq.command.ActiveMQTopic"> <!-- 設定訊息佇列的名字 --> <constructor-arg> <value>${activemq_topic}</value> </constructor-arg> </bean> <!-- 配置JMS模板(Queue),Spring提供的JMS工具類,它傳送、接收訊息。 --> <bean id="jmsTemplate" class="org.springframework.jms.core.JmsTemplate"> <property name="connectionFactory" ref="connectionFactory" /> <property name="defaultDestination" ref="demoTopicDestination" /> <property name="receiveTimeout" value="10000" /> <!-- true是topic,false是queue,預設是false,此處顯示寫出false --> <property name="pubSubDomain" value="true" /> </bean> <bean id="topicMessageListen" class="com.ultrapower.secsight.core.filter.TopicMessageListener" /> <!--<!– 顯示注入訊息監聽容器(Queue),配置連線工廠,監聽的目標是demoQueueDestination,監聽器是上面定義的監聽器 –>--> <bean id="queueListenerContainer" class="org.springframework.jms.listener.DefaultMessageListenerContainer"> <property name="connectionFactory" ref="connectionFactory" /> <property name="destination" ref="demoTopicDestination" /> <property name="messageListener" ref="topicMessageListen" /> </bean> </beans>
3.配置檔案ActiveMQ.properties
##MQ 伺服器 activemq_url=tcp://192.168.170.69:61616 ##使用者名稱 activemq_username=admin #密碼 activemq_password=admin #主題 activemq_topic=TOPIC
4、程式碼監聽器
importjavax.jms.JMSException; import javax.jms.Message; import javax.jms.MessageListener; import javax.jms.TextMessage; /** * @author xiefg * @create 2017-09-11 16:35 * @desc **/ public class TopicMessageListener implements MessageListener { @Override public void onMessage(Message message) { TextMessage tm = (TextMessage) message; try { System.out.println("TopicMessageListener監聽到了文字訊息:\t" + tm.getText()); //do something ... } catch (JMSException e) { e.printStackTrace(); } } }5、注意配置檔案中載入以下程式碼,可以用${}獲取ActiveMQ.properties值
<!-- 配置檔案來源 --> <bean id="propertyConfigurer" class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer"> <property name="locations"> <list> <value>classpath:ActiveMQ.properties</value> </list> </property> </bean>
6、進入伺服器管理介面點選j頁面上的 send ,看圖上標註寫
點選下面的send 傳送主題訊息,java web配置的監聽器,會監聽到相應的主題,web啟動後看看後臺是否有相關輸出,輸出 一下資訊表示成功
TpicMessageListener監聽到了文字訊息: