protected void initEventHandlers() {
if(eventHandlers == null) {
eventHandlers = new HashMap<String, EventHandler>();
SignalEventHandler signalEventHander = new SignalEventHandler();
eventHandlers.put(signalEventHander.getEventHandlerType(), signalEventHander);
CompensationEventHandler compensationEventHandler = new CompensationEventHandler();
eventHandlers.put(compensationEventHandler.getEventHandlerType(), compensationEventHandler);
MessageEventHandler messageEventHandler = new MessageEventHandler();