GetJobTreeStatus .

GetOutput gets string by key from job's dictionary.

GetOutput gets string by key from job's dictionary.

GetSiblingsDetailedStatus .

Allows to lock job's type so only one worker is running at each moment .

Log message for a job.

Register registers worker for specified jobType.

Timer to delete stopped workers with 0 running jobs Running callback .

SetOutput preserves string value by key in job's dictionary.

UnregisterAll unregisters all jobs.