User u = userService.getCurrentUser();
if (p != null) {
WebdavUser wu = ofy.find(WebdavUser.class, u.getUserId());
if (wu == null) {
wu = new WebdavUser();
wu.setPassword((new RandPass(RandPass.NONCONFUSING_ALPHABET).getPass(6)));
wu.setUserId(u.getUserId());
wu.setUsername(u.getNickname());
Key<WebdavUser> wuKey = ofy.put(wu);
WebdavFolder root = new WebdavFolder();