| | |
| | | */ |
| | | public void rescheduleTimingTask(TimingTask task) throws SchedulerException { |
| | | TriggerKey triggerKey = new TriggerKey("trigger_" + task.getId()); |
| | | JobKey jobKey = new JobKey("timingTask_" + task.getId()); |
| | | |
| | | // 获取现有触发器并转换为 CronTrigger |
| | | // 获取现有触发器 |
| | | Trigger oldTrigger = scheduler.getTrigger(triggerKey); |
| | | if (!(oldTrigger instanceof CronTrigger)) { |
| | | throw new SchedulerException("Existing trigger is not a CronTrigger"); |
| | | |
| | | if (oldTrigger == null) { |
| | | if (!scheduler.checkExists(jobKey)) { |
| | | JobDetail jobDetail = buildJobDetail(task); |
| | | Trigger newTrigger = buildJobTrigger(task, jobDetail); |
| | | scheduler.scheduleJob(jobDetail, newTrigger); |
| | | } else { |
| | | Trigger newTrigger = buildJobTrigger(task, scheduler.getJobDetail(jobKey)); |
| | | scheduler.scheduleJob(newTrigger); |
| | | } |
| | | return; |
| | | } |
| | | |
| | | // 3. 构建CronTrigger,确保持久化配置 |
| | | if (!(oldTrigger instanceof CronTrigger)) { |
| | | scheduler.unscheduleJob(triggerKey); |
| | | if (!scheduler.checkExists(jobKey)) { |
| | | JobDetail jobDetail = buildJobDetail(task); |
| | | Trigger newTrigger = buildJobTrigger(task, jobDetail); |
| | | scheduler.scheduleJob(jobDetail, newTrigger); |
| | | } else { |
| | | Trigger newTrigger = buildJobTrigger(task, scheduler.getJobDetail(jobKey)); |
| | | scheduler.scheduleJob(newTrigger); |
| | | } |
| | | return; |
| | | } |
| | | |
| | | CronTrigger newTrigger = TriggerBuilder.newTrigger() |
| | | .withIdentity(triggerKey) // 唯一标识,用于持久化存储 |
| | | .withDescription(task.getTaskName() + "_TRIGGER") // 触发器描述 |
| | |
| | | .withSchedule(CronScheduleBuilder |
| | | .cronSchedule(convertToCronExpression(task)) // 错过执行时的策略(根据业务调整) |
| | | ) |
| | | // 4. 设置开始时间(若为null则立即生效) |
| | | // 设置开始时间(若为null则立即生效) |
| | | .startAt(task.getNextExecutionTime() != null |
| | | ? Date.from(task.getNextExecutionTime().atZone(ZoneId.systemDefault()).toInstant()) |
| | | : new Date()) |
| | | .build(); |
| | | |
| | | // 构建新触发器 |
| | | // Trigger newTrigger = TriggerBuilder.newTrigger() |
| | | // .withIdentity(triggerKey) |
| | | // .withDescription(task.getTaskName()) |
| | | // .withSchedule(CronScheduleBuilder.cronSchedule(convertToCronExpression(task))) |
| | | // .startAt(Date.from(task.getNextExecutionTime().atZone(ZoneId.systemDefault()).toInstant())) |
| | | // .forJob(oldTrigger.getJobKey()) |
| | | // .build(); |
| | | |
| | | scheduler.rescheduleJob(triggerKey, newTrigger); |
| | | } |