private List getRandomAds()

in src/adservice/src/main/java/oteldemo/AdService.java [239:260]

• 14 lines of code
• 2 McCabe index (conditional complexity)

  private List<Ad> getRandomAds() {

    List<Ad> ads = new ArrayList<>(MAX_ADS_TO_SERVE);

    // create and start a new span manually
    Span span = tracer.spanBuilder("getRandomAds").startSpan();

    // put the span into context, so if any child span is started the parent will be set properly
    try (Scope ignored = span.makeCurrent()) {

      Collection<Ad> allAds = adsMap.values();
      for (int i = 0; i < MAX_ADS_TO_SERVE; i++) {
        ads.add(Iterables.get(allAds, random.nextInt(allAds.size())));
      }
      span.setAttribute("app.ads.count", ads.size());

    } finally {
      span.end();
    }

    return ads;
  }