@Override
 public CheckResult checkRequest() {
   List<CheckResult> checkResults = Lists.newArrayList();
   for (UrlFilter urlFilter : urlFilters) {
     lbsCheck = CheckerFactory.getChecker(LbsType.valueOf(urlFilter.getLbstype()));
     checkResults.add(lbsCheck.check(location, urlFilter));
   }
   return reduceCheckResult(checkResults);
 }