@Override
public void buildGraph(Graph graph, HashMap<Class<?>, Object> extra) {
MultiCalendarServiceImpl service = new MultiCalendarServiceImpl();
GtfsStopContext stopContext = new GtfsStopContext();
try {
for (GtfsBundle gtfsBundle : _gtfsBundles.getBundles()) {
// apply global defaults to individual GTFSBundles (if globals have been set)
if (cacheDirectory != null && gtfsBundle.cacheDirectory == null)