1 public User login(String username, String password) throws UserNotExistException, PasswordException {
 2         User user = userDao.findUserByUserName(username);
 3         if (user == null) {
 4             LOGGER.debug("登录用户不存在:{}", username);
 5             throw new UserNotExistException(username);
 6         }
 7         if (!user.getPwd().equals(password)) {
 8             LOGGER.debug("登录密码错误:{}", username);
 9             throw new PasswordException(username);
10         }
11         LoginLog log = new LoginLog();
12         log.setUserid(user.getId());
13         log.setLoginTime(new Date());
14         loginLogDao.add(log);
15         LOGGER.info("登录成功:{}", username);
16         return user;
17     }