Quartz结合Spring框架在真实项目中的使用
jopen
11年前
需求：在某个时间做某件事,任务是动态的,到点就要执行
在spring的配置文件中加入如下配置
<!-- quartz配置 --> <bean id="scheduler" class="org.springframework.scheduling.quartz.SchedulerFactoryBean"> <property name="schedulerContextAsMap"> <map> <entry key="timeout" value="30" /> </map> </property> <property name="quartzProperties"> <props> <prop key="org.quartz.jobStore.class">org.quartz.impl.jdbcjobstore.JobStoreTX</prop> <prop key="org.quartz.jobStore.tablePrefix">QRTZ_</prop> <prop key="org.quartz.jobStore.dataSource">qzDS</prop> <prop key="org.quartz.dataSource.qzDS.driver">${driverClass}</prop> <prop key="org.quartz.dataSource.qzDS.URL">${jdbcUrl}</prop> <prop key="org.quartz.dataSource.qzDS.user">${username}</prop> <prop key="org.quartz.dataSource.qzDS.password">${password}</prop> <prop key="org.quartz.dataSource.qzDS.maxConnections">30</prop> <prop key="org.quartz.threadPool.class">org.quartz.simpl.SimpleThreadPool</prop> <prop key="org.quartz.threadPool.threadCount">10</prop> </props> </property> </bean> ** * Quartz任务检测监听器 * 在Spring容器启动后检测是否有未完成的任务 * 如果有的话,就继续执行 * @author winter.liu * */ public class QuartzListener implements ServletContextListener{ @Override public void contextDestroyed(ServletContextEvent event) { } @Override public void contextInitialized(ServletContextEvent event) { try{ Scheduler scheduler=(Scheduler)SpringUtil.getWebBean("scheduler"); //获取调度器中所有的触发器组 String[] tiggerGroups=scheduler.getTriggerGroupNames(); for(int i=0;i<tiggerGroups.length;i++){ String[] trigges=scheduler.getTriggerNames(tiggerGroups[i]); for(int j=0;j<trigges.length;j++){ Trigger tg=scheduler.getTrigger(trigges[j],tiggerGroups[i]); if(tg instanceof SimpleTrigger){ scheduler.rescheduleJob(trigges[j],tiggerGroups[i], tg); } } } //开启容器 scheduler.start(); }catch (Exception e) { e.printStackTrace(); } } } /** * 测试job * @author winter.liu * */ public class SimpleJob implements Job{ @Override public void execute(JobExecutionContext jobCtx) throws JobExecutionException { System.out.println(jobCtx.getTrigger().getName()+" triggered.time is: "+(new Date())); } } /** * 自定义发布job工具类 * @author winter.liu * */ public class ScheduleJob { /** * @param job 任务源对象 * @param cronExpression Cron表达式 例如：0 07 14 2 12 ? 2013 */ public static void scheduleJobBean(Class<?> job,String cronExpression){ try { JobDetail jobDetail=new JobDetail(UUID.randomUUID().toString(),UUID.randomUUID().toString(),job); CronTrigger cronTrigger=new CronTrigger(UUID.randomUUID().toString(),UUID.randomUUID().toString()); CronExpression cexp=new CronExpression(cronExpression); cronTrigger.setCronExpression(cexp); Scheduler scheduler=(Scheduler)SpringUtil.getWebBean("scheduler"); scheduler.scheduleJob(jobDetail,cronTrigger); } catch (Exception e) { e.printStackTrace(); } } }