@Override
 public PageInfo<SearchVO> querySearchVOByBean(
     SearchVO searchVO, Integer pageNum, Integer pageSize) {
   PageHelper.startPage(pageNum, pageSize);
   List<SearchVO> list = frontSearchMapper.querySearchVOByBean(searchVO);
   return new PageInfo<SearchVO>(list);
 }
 @Override
 public List<SearchVO> querySearchVOByBean(SearchVO searchVO) {
   return frontSearchMapper.querySearchVOByBean(searchVO);
 }