public List<Contributor> getContributors(final IRepositoryIdProvider repo) { List<Contributor> contributors = null; try { contributors = service.getContributors(repo, false); } catch (IOException e) { log.error("Error fetching contributors for repository: {}", repo.generateId(), e); } catch (NullPointerException e) { log.error("NullPointerException fecthing contributors for repository: {}", repo.generateId(), e); } return contributors; }