this.eventCalendar = builder.getEventCalendar();
this.processEngine = builder.getProcessEngine();
// init internal event handler map.
eventHandlerMap.put(SimulationEvent.TYPE_END_SIMULATION, new NoopEventHandler());
if ( builder.getJobExecutor() != null)
eventHandlerMap.put(SimulationEvent.TYPE_ACQUIRE_JOB_NOTIFICATION_EVENT, new AcquireJobNotificationEventHandler(builder.getJobExecutor()));
}