Examples with InvalidJobsInDbException org.wso2.carbon.humantask.core.api.scheduler.InvalidJobsInDbException used on opensource projects

Example 1 with InvalidJobsInDbException

use of org.wso2.carbon.humantask.core.api.scheduler.InvalidJobsInDbException in project carbon-business-process by wso2.

the class SimpleScheduler method updateJob.

/**
 * Update the schedule time for a job
 *
 * @param taskId        Task ID
 * @param scheduledTime Time to be updated
 * @param name          Name of the task
 */
public void updateJob(Long taskId, String name, Long scheduledTime) throws InvalidJobsInDbException, InvalidUpdateRequestException {
    long now = System.currentTimeMillis();
    if (now > scheduledTime) {
        String errMessage = "Current time: " + now + " > request time: " + scheduledTime;
        throw new InvalidUpdateRequestException(errMessage);
    }
    boolean immediate = scheduledTime <= now + immediateInterval;
    boolean nearfuture = !immediate && scheduledTime <= now + nearFutureInterval;
    Long jobId = getConnection().updateJob(taskId, name, immediate, nearfuture, nodeId, scheduledTime);
    if (jobId > -1) {
        // one job is found
        todo.dequeue(new Job(jobId));
        // We ignore if the job is not in the Map outstandingJobs
        outstandingJobs.remove(jobId);
        // Loading/Refresh the job here, in-order to update the job for the latest changes.
        // Otherwise when the next immediate load task runs, it still fetch the job with the
        // old updates.
        ParameterizedType genericSuperClass = (ParameterizedType) getConnection().getClass().getGenericSuperclass();
        Class entityClass = (Class) genericSuperClass.getActualTypeArguments()[0];
        HumanTaskJobDAO updatedJob = (HumanTaskJobDAO) getEntityManager().find(entityClass, jobId);
        getEntityManager().refresh(updatedJob);
        if (immediate) {
            // Immediate scheduling means we add the job immediately to the todo list and
            // we put it in the DB for safe keeping
            addTodoList(new Job(updatedJob));
        } else if (nearfuture) {
            // Re-schedule load-immediate job task
            todo.clearTasks(LoadImmediateTask.class);
            todo.dequeue(new Job(jobId));
            // We ignore if the job is not in the Map outstandingJobs
            outstandingJobs.remove(jobId);
            todo.enqueue(new LoadImmediateTask(System.currentTimeMillis() + 1000));
        } else {
            todo.clearTasks(UpgradeJobsTask.class);
            todo.enqueue(new UpgradeJobsTask(System.currentTimeMillis() + 1000));
        }
    }
}