@Override
 public TableQueryVo getModel() {
   TableQueryVo model = super.getModel();
   model.getSort().remove("name");
   model.getSort().put("modifyTime", "desc");
   BackendUserBean sessionUser =
       (BackendUserBean) getSession().getAttribute(WebappsConstants.LOGIN_BACKEND_USER_SESSION_ID);
   if (!sessionUser.getName().equals("admin") && sessionUser.isOnlySeeNewUser()) {
     model.getFilter().put("status in", new int[] {0, 1});
   }
   return model;
 }
 public String search() {
   TableQueryVo param = new TableQueryVo();
   // 通过面试的人,才有资格进行培训记录
   param.getFilter().put("status", 2);
   param.getFilter().put("name", volunteer.getName());
   param.setIDisplayLength(5000);
   param.setIDisplayStart(0);
   TableDataVo dataVo = getBusiness().query(param);
   JSONArray jsonArray = JSONArray.fromObject(dataVo.getAaData());
   writeJson(jsonArray);
   return null;
 }