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feat(backend):定时任务优化

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This commit is contained in:
junjie 2021-06-09 13:53:10 +08:00
parent 6fe0f5f178
commit 94aba8af70
1 changed files with 33 additions and 17 deletions
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50
backend/src/main/java/io/dataease/job/sechedule/ScheduleManager.java
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@ -73,7 +73,7 @@ public class ScheduleManager {
triggerBuilder.withIdentity(triggerKey);
Date nTimeByCron = getNTimeByCron(cron);
Date nTimeByCron = getNTimeByCron(cron, startTime);
if (startTime.before(new Date())) {
triggerBuilder.startAt(nTimeByCron);
}
@ -156,7 +156,7 @@ public class ScheduleManager {
triggerBuilder.withIdentity(triggerKey);// 触发器名,触发器组
Date nTimeByCron = getNTimeByCron(cron);
Date nTimeByCron = getNTimeByCron(cron, startTime);
if (startTime.before(new Date())) {
triggerBuilder.startAt(nTimeByCron);
}
@ -410,22 +410,38 @@ public class ScheduleManager {
return returnMap;
}
public static Date getNTimeByCron(String cron) {
try {
CronTriggerImpl cronTriggerImpl = new CronTriggerImpl();
cronTriggerImpl.setCronExpression(cron);
Calendar calendar = Calendar.getInstance();
Date now = calendar.getTime();
// calendar.add(java.util.Calendar.YEAR, 1);
calendar.add(Calendar.MONTH, 2);
// public static Date getNTimeByCron(String cron) {
// try {
// CronTriggerImpl cronTriggerImpl = new CronTriggerImpl();
// cronTriggerImpl.setCronExpression(cron);
// Calendar calendar = Calendar.getInstance();
// Date now = calendar.getTime();
//// calendar.add(java.util.Calendar.YEAR, 1);
// calendar.add(Calendar.MONTH, 2);
//
// List<Date> dates = TriggerUtils.computeFireTimesBetween(cronTriggerImpl, null, now, calendar.getTime());
// SimpleDateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
// String nextTime = dateFormat.format(dates.get(0));
// Date date = dateFormat.parse(nextTime);
// return date;
// } catch (Exception e) {
// throw new RuntimeException(e);
// }
// }
List<Date> dates = TriggerUtils.computeFireTimesBetween(cronTriggerImpl, null, now, calendar.getTime());
SimpleDateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
String nextTime = dateFormat.format(dates.get(0));
Date date = dateFormat.parse(nextTime);
return date;
} catch (Exception e) {
throw new RuntimeException(e);
public static CronTrigger getCronTrigger(String cron) {
if (!CronExpression.isValidExpression(cron)) {
throw new RuntimeException("cron :" + cron + " error");
}
return TriggerBuilder.newTrigger().withIdentity("Calculate Date").withSchedule(CronScheduleBuilder.cronSchedule(cron)).build();
}
public static Date getNTimeByCron(String cron, Date start) {
CronTrigger trigger = getCronTrigger(cron);
if (start == null) {
start = trigger.getStartTime();
}
return trigger.getFireTimeAfter(start);
}
}