@Override public boolean deleteJudge(String judge_id) { try { for (String judgeId : judge_id.split(",")) { judgeDao.delete(judgeId); List<YsmsJudgeUser> judgeUserList = judgeUserDao.findByJudgeId(Integer.parseInt(judgeId)); for (int m = 0; m < judgeUserList.size(); m++) { userDao.delete(judgeUserList.get(m).getYsmsUser().getUserId()); } } } catch (Exception exception) { exception.printStackTrace(); return false; } return true; }