public static User createModel(UserBean userBean) {
   User user = new User();
   user.setUserName(userBean.getUserName());
   user.setUserAge(userBean.getUserAge());
   user.setUserGender(userBean.getUserGender());
   user.setUserJobType(userBean.getUserJob());
   user.setUserHobbies(convertArrayToCsv(userBean.getUserHobbies()));
   return user;
 }
 public static List<UserBean> createUserBeanList(List<User> users) {
   List<UserBean> beans = new ArrayList<UserBean>();
   UserBean userBean = null;
   for (User user : users) {
     userBean = new UserBean();
     userBean.setUserName(user.getUserName());
     userBean.setUserAge(user.getUserAge());
     userBean.setUserGender(user.getUserGender());
     userBean.setUserJob(user.getUserJobType());
     userBean.setUserHobbies(convertCsvToArr(user.getUserHobbies()));
     beans.add(userBean);
   }
   return beans;
 }