public classQuartzManager {private static SchedulerFactory schedulerFactory = newStdSchedulerFactory();/*** @Description: 添加一個定時任務

*

*@paramjobName 任務名

*@paramjobGroupName 任務組名

*@paramtriggerName 觸發器名

*@paramtriggerGroupName 觸發器組名

*@paramjobClass 任務

*@paramcron 時間設置，參考quartz說明文檔*/@SuppressWarnings({"unchecked", "rawtypes"})public static voidaddJob(String jobName, String jobGroupName, String triggerName, String triggerGroupName, Class jobClass, String cron) {try{

Scheduler sched=schedulerFactory.getScheduler();//任務名，任務組，任務執行類

JobDetail jobDetail=JobBuilder.newJob(jobClass).withIdentity(jobName, jobGroupName).build();//觸發器

TriggerBuilder triggerBuilder =TriggerBuilder.newTrigger();//觸發器名,觸發器組

triggerBuilder.withIdentity(triggerName, triggerGroupName);

triggerBuilder.startNow();//觸發器時間設定

triggerBuilder.withSchedule(CronScheduleBuilder.cronSchedule(cron));//創建Trigger對象

CronTrigger trigger =(CronTrigger) triggerBuilder.build();//調度容器設置JobDetail和Trigger

sched.scheduleJob(jobDetail, trigger);//啟動

if (!sched.isShutdown()) {

sched.start();

}

}catch(Exception e) {throw newRuntimeException(e);

}

}/*** @Description: 修改一個任務的觸發時間

*

*@paramjobName

*@paramjobGroupName

*@paramtriggerName 觸發器名

*@paramtriggerGroupName 觸發器組名

*@paramcron 時間設置，參考quartz說明文檔*/

public static voidmodifyJobTime(String jobName, String jobGroupName, String triggerName, String triggerGroupName, String cron) {try{

Scheduler sched=schedulerFactory.getScheduler();

TriggerKey triggerKey=TriggerKey.triggerKey(triggerName, triggerGroupName);

CronTrigger trigger=(CronTrigger) sched.getTrigger(triggerKey);if (trigger == null) {return;

}

String oldTime=trigger.getCronExpression();if (!oldTime.equalsIgnoreCase(cron)) {/**方式一 ：調用 rescheduleJob 開始*/

//觸發器

TriggerBuilder triggerBuilder =TriggerBuilder.newTrigger();//觸發器名,觸發器組

triggerBuilder.withIdentity(triggerName, triggerGroupName);

triggerBuilder.startNow();//觸發器時間設定

triggerBuilder.withSchedule(CronScheduleBuilder.cronSchedule(cron));//創建Trigger對象

trigger =(CronTrigger) triggerBuilder.build();

sched.rescheduleJob(triggerKey, trigger);/**方式二：先刪除，然后在創建一個新的Job*/

/*JobDetail jobDetail = sched.getJobDetail(JobKey.jobKey(jobName, jobGroupName));

Class extends Job> jobClass = jobDetail.getJobClass();

removeJob(jobName, jobGroupName, triggerName, triggerGroupName);

addJob(jobName, jobGroupName, triggerName, triggerGroupName, jobClass, cron);*/}

}catch(Exception e) {throw newRuntimeException(e);

}

}/*** @Description: 移除一個任務

*

*@paramjobName

*@paramjobGroupName

*@paramtriggerName

*@paramtriggerGroupName*/

public static voidremoveJob(String jobName, String jobGroupName,

String triggerName, String triggerGroupName) {try{

Scheduler sched=schedulerFactory.getScheduler();

TriggerKey triggerKey=TriggerKey.triggerKey(triggerName, triggerGroupName);

sched.pauseTrigger(triggerKey);//停止觸發器

sched.unscheduleJob(triggerKey);//移除觸發器

sched.deleteJob(JobKey.jobKey(jobName, jobGroupName));//刪除任務

} catch(Exception e) {throw newRuntimeException(e);

}

}/*** @Description:啟動所有定時任務*/

public static voidstartJobs() {try{

Scheduler sched=schedulerFactory.getScheduler();

sched.start();

}catch(Exception e) {throw newRuntimeException(e);

}

}/*** @Description:關閉所有定時任務*/

public static voidshutdownJobs() {try{

Scheduler sched=schedulerFactory.getScheduler();if (!sched.isShutdown()) {

sched.shutdown();

}

}catch(Exception e) {throw newRuntimeException(e);

}

}

}

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