Spring集成Quartz定时器
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导包
<dependency> <groupId>org.quartz-scheduler</groupId> <artifactId>quartz</artifactId> <version>2.3.0</version> </dependency>
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创建spring-quartz.xml文件,并且配置web.xml扫描
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配置web.xml
<context-param> <param-name>contextConfigLocation</param-name> <param-value>classpath:spring/spring-quartz.xml</param-value> </context-param> <listener> <listener-class>org.springframework.web.context.ContextLoaderListener</listener-class> </listener>
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创建spring-quartz.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:p="http://www.springframework.org/schema/p" 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.xsd http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc-4.0.xsd http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context.xsd"> <!--注入任务处理类bean --> <bean id="quartzTask" class="com.xxx.MyQuartzTask"></bean> <!-- 2.任务触发器详细信息bean --> <bean id="myJobDetail2" class="org.springframework.scheduling.quartz.MethodInvokingJobDetailFactoryBean"> <!-- 设置任务执行对象 --> <property name="targetObject" ref="quartzTask"></property> <!-- 设置任务执行对象中对应的执行方法 --> <property name="targetMethod" value="doCronTask"></property> <!-- 设置任务是否可并发执行,默认为不并发 --> <property name="concurrent" value="false"></property> </bean> <!-- 2.任务触发器 --> <bean id="cronTrigger2" class="org.springframework.scheduling.quartz.CronTriggerFactoryBean"> <!-- 设置任务详细信息 --> <property name="jobDetail" ref="myJobDetail2"></property> <!-- 设置quartz任务执行表达式 ,每天0点执行一次--> <!-- 可通过在线生成Cron表达式的工具:http://cron.qqe2.com/ 来生成自己想要的表达式--> <property name="cronExpression" value="0 0 0 * * ?"></property> </bean> <!-- 设置触发器调度工厂 --> <bean id="schedulerFactory" class="org.springframework.scheduling.quartz.SchedulerFactoryBean"> <property name="triggers"> <list> <!-- 触发器调度工厂调度简单触发器 --> <ref bean="cronTrigger2"/> <!--<rel bean=""> 多个触发器可以这样配置--> </list> </property> </bean> </beans>
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创建任务处理MyQuartzTask.java
public class MyQuartzTask {
public void doCronTask(){
System.out.println("doCronTask正在运行...");
}
}
- 启动Tomcat(发送请求),定时任务就会启动。