JobPointer SuspendedState::applyForWork(Thread *th, bool wasBusy)
{
// suspend all threads in case they wake up:
Q_ASSERT(wasBusy == 0);
weaver()->waitForAvailableJob(th);
return weaver()->applyForWork(th, wasBusy);
}
Job* InConstructionState::applyForWork ( Thread *th, Job *previous)
{
// As long as we are in the construction state, no jobs will be given
// to the worker threads. The threads will be suspended. They will
// return from the blocked state when jobs are queued. By then, we
// should not be in InConstruction state anymore, and we hand the job
// application over to the then active state.
while ( weaver()->state().stateId() == InConstruction )
{
weaver()->waitForAvailableJob ( th);
}
return weaver()->applyForWork ( th, previous );
}
void SuspendedState::resume()
{
weaver()->setState(WorkingHard);
}
void InConstructionState::waitForAvailableJob ( Thread * th)
{
weaver()->blockThreadUntilJobsAreBeingAssigned ( th );
}
