public void getAds()

in src/adservice/src/main/java/hipstershop/AdService.java [94:118]

• 24 lines of code
• 5 McCabe index (conditional complexity)

    public void getAds(AdRequest req, StreamObserver<AdResponse> responseObserver) {
      AdService service = AdService.getInstance();
      try {
        List<Ad> allAds = new ArrayList<>();
        logger.info("received ad request (context_words=" + req.getContextKeysList() + ")");
        if (req.getContextKeysCount() > 0) {
          for (int i = 0; i < req.getContextKeysCount(); i++) {
            Collection<Ad> ads = service.getAdsByCategory(req.getContextKeys(i));
            allAds.addAll(ads);
          }
        } else {
          allAds = service.getRandomAds();
        }
        if (allAds.isEmpty()) {
          // Serve random ads.
          allAds = service.getRandomAds();
        }
        AdResponse reply = AdResponse.newBuilder().addAllAds(allAds).build();
        responseObserver.onNext(reply);
        responseObserver.onCompleted();
      } catch (StatusRuntimeException e) {
        logger.log(Level.WARN, "GetAds Failed with status {}", e.getStatus());
        responseObserver.onError(e);
      }
    }