code: public boolean sameEventClass(XEvent eventA, XEvent eventB) {
  		return getClassIdentity(eventA).equals(getClassIdentity(eventB));
  	}
docs: /*
  (non-Javadoc)
  
  @see
  org.deckfour.xes.classification.XEventClassifier#sameEventClass(org.deckfour
  .xes.model.XEvent, org.deckfour.xes.model.XEvent)