PageHelper使用案例

 1     @Override
 2     public CommonResult queryReportByCallCountInfos(ReportByCallVo reportByCallVo) {
 3         PageHelper.startPage(reportByCallVo.getPageNum(), reportByCallVo.getPageSize());
 4         List<ReportByCallVo> list = sysUsageStatisticsMapper.queryReportByCallCountInfos(reportByCallVo);
 5         PageInfo<ReportByCallVo> pageInfo = new PageInfo<>(list);
 6         if(list!=null){
 7             return CommonResult.success(pageInfo);
 8         }else {
 9             return CommonResult.failed("查询异常");
10         }
11 
12     }