}
@Override
public void updateNews(long actor, long newsId, NewsInfo newsInfo) {
if(!ruleValidator.canManageNews(actor)) throw new AccessDenied("Only admin can update news");
final NewsItem newsItem = checkPresence(newsRepository.findOne(newsId));
newsItem.setAuthor(newsInfo.creatorEmail);
newsItem.setIntroduction(newsInfo.introduction);
newsItem.setText(newsInfo.text);
newsItem.setTitle(newsInfo.title);
newsItem.setLastModification(new Date());
newsRepository.save(newsItem);
}