private DtStart getStartDateProperty(Date startDate) { DateTime date = convertRaplaLocaleToUTC(startDate); TimeZoneRegistry registry = TimeZoneRegistryFactory.getInstance().createRegistry(); net.fortuna.ical4j.model.TimeZone tz = registry.getTimeZone(timeZone.getID()); date.setTimeZone(tz); return new DtStart(date); }