private void scheduleCronJob(String cronString, String elementId) {
try {
SchedulerFactory schedulerFactory = new StdSchedulerFactory();
scheduler = schedulerFactory.getScheduler();
scheduler.start();
JobDataMap dataMap = new JobDataMap();
dataMap.put("trigger", this);
jobName = "TriggerJob_" + elementId;
JobDetail job =
org.quartz.JobBuilder.newJob(CronEventTrigger.class)
.withIdentity(jobName, jobGroup)
.usingJobData(dataMap)
.build();
Trigger trigger =
org.quartz.TriggerBuilder.newTrigger()
.withIdentity("TriggerJob_" + elementId, jobGroup)
.withSchedule(CronScheduleBuilder.cronSchedule(cronString))
.build();
scheduler.scheduleJob(job, trigger);
} catch (SchedulerException e) {
log.error(
"Error while instantiating quartz scheduler for trigger '"
+ triggerDefinition.getId()
+ "',"
+ e.getMessage(),
e);
}
}
/**
* This will be called only once and this can be used to acquire required resources for the
* processing element. This will be called after initializing the system and before starting to
* process the events.
*/
@Override
public void start() {
scheduleCronJob(triggerDefinition.getAt(), triggerDefinition.getId());
}
@Override
public String getId() {
return triggerDefinition.getId();
}