Esempio n. 1
0
void JobManager::EndJob(InternalJob::Pointer ptr_job, IStatus::Pointer result, bool notify)
{
  Poco::Timestamp::TimeDiff rescheduleDelay(InternalJob::T_NONE);
  {
    Poco::ScopedLock<Poco::Mutex> lock ( m_mutex);

    //  if the job is finishing asynchronously, there is nothing more to do for now
    if (result == Job::ASYNC_FINISH)
      return;

    //if job is not known then it cannot be done
    if (ptr_job->GetState() == Job::NONE)
       return;
    ptr_job->SetResult(result);
    ptr_job->SetProgressMonitor(IProgressMonitor::Pointer(nullptr));
    ptr_job->SetThread(nullptr);
    rescheduleDelay = ptr_job->GetStartTime().epochMicroseconds();
    InternalJob::Pointer sptr_job(ptr_job);
    ChangeState(sptr_job, Job::NONE);
  }

  //notify listeners outside sync block
  bool reschedule = m_active && rescheduleDelay > InternalJob::T_NONE && ptr_job->ShouldSchedule();
  if (notify)
    m_JobListeners.Done(ptr_job.Cast<Job>(), result, reschedule);
  //reschedule the job if requested and we are still active
  if (reschedule)
    Schedule(ptr_job, rescheduleDelay, reschedule);
}
Esempio n. 2
0
bool JobManager::RunNow(InternalJob::Pointer sptr_job)
{
  {
    Poco::ScopedLock<Poco::Mutex> lockMe (m_mutex);

    //cannot start if there is a conflicting job
    if (FindBlockingJob(sptr_job) != 0)
    return false;
    ChangeState(sptr_job, Job::RUNNING);
    sptr_job->SetProgressMonitor(IProgressMonitor::Pointer(new NullProgressMonitor()));
    sptr_job->Run(IProgressMonitor::Pointer(nullptr));
  }
  return true;
}
Esempio n. 3
0
Job::Pointer JobManager::StartJob()
{
  Job::Pointer job(nullptr);
  while (true)
  {
    job = NextJob();
    if (!job)
    return Job::Pointer(nullptr);
    //must perform this outside sync block because it is third party code
    bool shouldRun = job->ShouldRun();
    //check for listener veto
    if (shouldRun)
    m_JobListeners.AboutToRun(job);
    //listeners may have canceled or put the job to sleep
    bool endJob = false;
    {
      Poco::ScopedLock<Poco::Mutex> lock(m_mutex);
      InternalJob::Pointer internal = job;
      if (internal->InternalGetState() == InternalJob::ABOUT_TO_RUN)
      {
        if (shouldRun && !internal->IsAboutToRunCanceled())
        {
          internal->SetProgressMonitor(CreateMonitor(job));
          //change from ABOUT_TO_RUN to RUNNING
          internal->InternalSetState(Job::RUNNING);
          break;
        }
        internal->SetAboutToRunCanceled(false);
        endJob = true;
        //fall through and end the job below
      }
    }
    if (endJob)
    {
      //job has been vetoed or canceled, so mark it as done
      EndJob(job,Status::CANCEL_STATUS(BERRY_STATUS_LOC), true);
      continue;
    }
  }
  m_JobListeners.Running(job);
  return job;
}