@Override
 @Transactional
 public void addComment(int id, CommentEntity comment) {
   iForumDAO.addComent(id, comment);
 }
 @Override
 @Transactional
 public void addPost(ForumEntity forumEntity) {
   iForumDAO.addPost(forumEntity);
 }
 @Override
 @Transactional
 public ForumEntity showPost(int id) {
   return iForumDAO.showPost(id);
 }
 @Override
 @Transactional
 public List<ForumEntity> listPost() {
   return iForumDAO.listPost();
 }