@Transactional
	public User getOneWithEagerFetch(String userId) {
		User user = userRepository.findOneByUserId(userId);
		if (user != null) {
			initialize(user.getOwners());
			initialize(user.getFollowers());
		}
		return user;
	}
Get user by user id with eager fetch.

@param userId user id
@return user
ngrinder-controller/src/main/java/org/ngrinder/user/service/UserService.java