code: private static List<Feed> getFeeds(
        AdWordsServicesInterface adWordsServices, AdWordsSession session) throws RemoteException {
      FeedServiceInterface feedService = adWordsServices.get(session, FeedServiceInterface.class);
      String query = "SELECT Id, Name, Attributes WHERE Origin = 'USER' AND FeedStatus = 'ENABLED'";
  
      List<Feed> feeds = new ArrayList<>();
      int offset = 0;
      FeedPage feedPage;
  
      do {
        String pageQuery = String.format(query + " LIMIT %d, %d", offset, PAGE_SIZE);
        feedPage = feedService.query(pageQuery);
        if (feedPage.getEntries() != null) {
          feeds.addAll(Arrays.asList(feedPage.getEntries()));
        }
        offset += PAGE_SIZE;
      } while (offset < feedPage.getTotalNumEntries());
  
      return feeds;
    }
docs: Returns a list of all enabled feeds.