@SuppressWarnings("unchecked")
public void registerTask(ScheduledTask task) throws SchedulerException, ClassNotFoundException {
LOG.debug("Registrando task {}", task);
Class<? extends Job> jobClass =
(Class<? extends Job>) classLoader.loadClass(task.getClassName());
registerJob(jobClass, task.getCronExpression());
}
@SuppressWarnings("unchecked")
public void execute(ScheduledTask task) throws SchedulerException, ClassNotFoundException {
LOG.debug("Ejecutando tarea {}", task);
Class<? extends Job> jobClass =
(Class<? extends Job>) classLoader.loadClass(task.getClassName());
String name = String.format("%s_%s", System.currentTimeMillis(), jobClass.getName());
JobDetail jobDetail =
JobBuilder.newJob(jobClass).withDescription(name).withIdentity(name).build();
SimpleScheduleBuilder builder =
SimpleScheduleBuilder.simpleSchedule().withIntervalInSeconds(1).withRepeatCount(1);
Trigger trigger =
TriggerBuilder.newTrigger().withIdentity("Trigger_" + name).withSchedule(builder).build();
scheduler.scheduleJob(jobDetail, trigger);
}
/**
* Podemos consultar la aplicación <a href="http://www.cronmaker.com/">cronmaker.com</a> para
* generar las expresiones cron.
*
* @throws SchedulerException
*/
@SuppressWarnings("unchecked")
public void registerJobs() throws SchedulerException {
LOG.debug("Registrando tareas programadas");
try {
EntityManager entityManager = entityManagerProvider.get();
String qlString =
"select e from ScheduledTask e where e.disabled is null or e.disabled = false";
TypedQuery<ScheduledTask> query = entityManager.createQuery(qlString, ScheduledTask.class);
List<ScheduledTask> tasks = query.getResultList();
ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
LOG.debug("Encontradas {} tareas programadas", tasks.size());
for (ScheduledTask task : tasks) {
try {
Class<? extends Job> jobClass =
(Class<? extends Job>) classLoader.loadClass(task.getClassName());
registerJob(jobClass, task.getCronExpression(), task.getParams());
} catch (Exception ex) {
LOG.error("Error al registrar la tarea {}", task);
}
}
} catch (Exception ex) {
throw new RuntimeException("Error al registrar las tareas programadas", ex);
}
}
public void unregisterTask(ScheduledTask task) throws SchedulerException {
LOG.debug("Eliminando task {}", task);
JobKey jobKey = new JobKey(task.getClassName());
scheduler.deleteJob(jobKey);
}