/// <summary>
/// Adds a new jobs to the queue. This implies that the slave
/// will be in charge of executing this particular job.
/// </summary>
public virtual void ScheduleJob(IJob job)
{
lock (_jobs)
{
if (job.Sent)
{
// just in case
State.Output.Fatal("Tried to reschedule an existing job");
}
_jobs.Insert(_jobs.Count, job);
SlaveMonitor.NotifyMonitor(_jobs);
}
}
public virtual void Shutdown(IEvolutionState state)
{
// prevent me from hitting this multiple times
lock (_shutDownLock)
{
if (ShuttingDown)
{
return;
}
ShuttingDown = true;
}
// don't want to miss any of these so we'll wrap them individually
try
{
// BRS: TODO : Not sure if shutdown status was intended here?
DataOut.Write((byte)SlaveEvaluationType.Shutdown);
}
catch (Exception) { } // exception, not IOException, because JZLib throws some array exceptions
try { DataOut.Flush(); }
catch (Exception) { }
try { DataOut.Close(); }
catch (Exception) { }
try { DataIn.Close(); }
catch (Exception) { }
try { EvalSocket.Close(); }
catch (IOException) { }
State.Output.SystemMessage(ToString() + " Slave is shutting down....");
SlaveMonitor.UnregisterSlave(this); // unregister me BEFORE I reschedule my jobs
RescheduleJobs(State);
lock (_jobs)
{
// notify my threads now that I've closed stuff in case they're still waiting
SlaveMonitor.NotifyMonitor(_jobs);
Reader.Interrupt(); // not important right now but...
Writer.Interrupt(); // very important that we be INSIDE the jobs synchronization here so the writer doesn't try to wait on the monitor again.
}
State.Output.SystemMessage(ToString() + " Slave exits....");
}
