/** Schedules the next job execution. */
public void schedule(JobScheduler jobScheduler) {
if (jobScheduler.getActive()) {
List<JobExecution> scheduledExecutions = findJobExecutions(jobScheduler, JobStatus.SCHEDULED);
if (scheduledExecutions == null || scheduledExecutions.isEmpty()) {
JobExecution nextJobExecution = jobScheduler.getNextJobExecution();
if (nextJobExecution == null) {
jobScheduler.setActive(Boolean.FALSE);
em.merge(jobScheduler);
} else {
this.save(nextJobExecution);
}
} else {
for (JobExecution jobExecution : scheduledExecutions) {
if (findTimeout(jobExecution) == null) {
Date timeout = schedule(jobExecution);
jobExecution.setTimeout(timeout);
}
}
}
}
}
@Timeout
public void startJob(Timer timer) {
// Retrieves the job execution from the database.
String jobExecutionId = (String) timer.getInfo();
JobExecution currentJobExecution = find(jobExecutionId);
if (currentJobExecution != null) {
JobScheduler jobScheduler = currentJobExecution.getJobScheduler();
// Starts the job execution.
if (currentJobExecution.getStatus() == JobStatus.SCHEDULED) {
currentJobExecution.setStartTime(Calendar.getInstance().getTime());
startJob(currentJobExecution);
}
if (jobScheduler.getFrequencyType() != JobFrequencyType.ONCE
&& jobScheduler.getFrequencyType() != JobFrequencyType.INSTANT) {
schedule(jobScheduler);
} else {
jobScheduler.setActive(Boolean.FALSE);
}
}
}