User user = UserUtils.getByLoginName("gem");
Office company = user.getCompany();
Office office = user.getOffice();
User primaryPerson = office.getPrimaryPerson(); // 主要負責人
User deputyPerson = office.getDeputyPerson(); // 負的負責人
String id = primaryPerson.getId();
User user2 = UserUtils.get(id);get