转自:http://www.blogchong.com/post/96.html
quartz定时任务调度框架,使用实例。
Job类://即实际调度任务实现
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package net.csdn.edm.util.quartz; import java.util.HashMap; import java.util.Map; import net.csdn.common.logging.CSLogger; import net.csdn.common.logging.Loggers; import org.quartz.Job; import org.quartz.JobDataMap; import org.quartz.JobExecutionContext; import org.quartz.JobExecutionException; /** * @author:blogchong * @blog: http://www.blogchong.com/ * @Version:1.0 * @CreateTime:2014年12月30日 下午3:27:02 * @Description:定时进度job */ public class QuartzJob implements Job { protected CSLogger logger = Loggers.getLogger(QuartzJob. class ); @SuppressWarnings ( "static-access" ) public void execute(JobExecutionContext arg0) throws JobExecutionException { // 接收参数 JobDataMap jobDataMap = arg0.getJobDetail().getJobDataMap(); //通过这种方式,传递参数 String taskId = jobDataMap.getString( "taskId" ); //具体的定时任务实现,在这里实现即可 //具体实现略过 } } |
添加Job类:
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package net.csdn.edm.util.quartz; import net.csdn.common.logging.CSLogger; import net.csdn.common.logging.Loggers; import net.csdn.edm.util.MacroDef; import org.quartz.CronScheduleBuilder; import org.quartz.JobBuilder; import org.quartz.JobDetail; import org.quartz.Scheduler; import org.quartz.SchedulerException; import org.quartz.SchedulerFactory; import org.quartz.Trigger; import org.quartz.TriggerBuilder; import org.quartz.impl.StdSchedulerFactory; /** * @author:blogchong * @blog: http://www.blogchong.com/ * @Version:1.0 * @CreateTime:2014年12月30日 下午3:28:32 * @Description:添加job接口 */ public class QuartzAdd { public static SchedulerFactory schedFact = new StdSchedulerFactory(); protected static CSLogger logger = Loggers.getLogger(QuartzAdd. class ); public static Scheduler sched; public static void startSched() throws SchedulerException { try { QuartzAdd.sched = QuartzAdd.schedFact.getScheduler(); QuartzAdd.sched.start(); } catch (Exception e) { e.printStackTrace(); } } public static boolean quartzAdd(String type, String taskId) throws Exception { try { // 若sched未赋值或者未启动,则先在全局中启动它 if (QuartzAdd.sched == null || !QuartzAdd.sched.isStarted()) { QuartzAdd.startSched(); } //定时规则,跟普通crontable的差不多 String rule = "0 0/" + MacroDef.QUARTZ_INTERVAL + " * * * ?" ; //设置组名,和任务名 String quartz_name = taskId; String quartz_group = type; // 创建jobDetail实例,指定job名以及所属组 JobDetail jobDetail = JobBuilder.newJob(QuartzJob. class ) .withIdentity(quartz_name, quartz_group).build(); jobDetail.getJobDataMap().put( "taskId" , taskId); Trigger trigger = TriggerBuilder .newTrigger() .withIdentity(quartz_name, quartz_group) .withSchedule( CronScheduleBuilder.cronSchedule(rule)) .startNow().build(); QuartzAdd.sched.scheduleJob(jobDetail, trigger); logger.info( "[已添加定时获取进度任务, taskID:" + taskId + ", type:" + type + "]" ); return true ; } catch (Exception e) { logger.error( "[添加定时任务出错,任务号:" + taskId + "]" ); logger.error(e.toString()); return false ; } } } |