code: @Pure
  	public BusItineraryHalt[] toInvalidBusHaltArray() {
  		final BusItineraryHalt[] tab = new BusItineraryHalt[this.invalidHalts.size()];
  		return this.invalidHalts.toArray(tab);
  	}
docs: Replies an array of the invalid bus halts inside this itinerary.
  This function copy the internal data structures into the array.
  
  @return an array of the invalid bus halts inside this itinerary.