报表 天、周、月 、年 springboot 数据查询

1. service.java  文件
   /**
    * 查询一段时间内的数据
    * @param type 类型 1：天；2：周：3：月 4：年
    * @param startDay 开始时间
    * @param endDay 结束时间
    * @return list
    */
   public List<CountNumberVO> countNumber(int type, String startDay, String endDay) {
       if (StringUtils.isEmpty(startDay)){
           startDay = "2017-11-13";
       }
       if (StringUtils.isEmpty(endDay)){
           endDay = new SimpleDateFormat("yyyy-MM-dd").format(new Date());
       }
       List<Map> list;
       switch(type){
           case 1:
               list= authenticationRepository.countDay(startDay, endDay);
               break;
           case 2:
               list= authenticationRepository.countWeek(startDay, endDay);
               break;
           case 3:
               list=  authenticationRepository.countMonth(startDay, endDay);
               break;
           default:
               list=  authenticationRepository.countYear(startDay, endDay);
               break;
       }
       System.out.println("=================");
       List<CountNumberVO> listVo = new ArrayList<>();
       list.forEach(item ->{
           CountNumberVO vo = new CountNumberVO();
           try{
               BeanUtils.populate(vo, item);
           }catch (Exception e){
               e.printStackTrace();
           }
           listVo.add(vo);
       });
       return listVo;
   }

2. Repository.java
   
   @Query(value = "SELECT DATE_FORMAT( create_time, '%Y-%m-%d' ) date, COUNT( * ) number FROM register_user  where create_time BETWEEN ?1 and ?2 GROUP BY date; ",nativeQuery = true)
   List<Map> countDay(String startDay, String endDay);
   
   @Query(value = "select DATE_FORMAT(create_time,'%Y-%u') date,count(*) number from  register_user where create_time BETWEEN ?1 and ?2 group by date",nativeQuery = true)
   List<Map>  countWeek(String startDay, String endDay);
   
   @Query(value = "select DATE_FORMAT(create_time,'%Y-%m') date,count(*) number from register_user where create_time BETWEEN  ?1 and ?2 group by date;",nativeQuery = true)
   List<Map> countMonth(String startDay, String endDay);
   
   @Query(value = "select date_format(create_time, '%Y') date, count(*) number from register_user where create_time BETWEEN  ?1 and ?2 group by date;",nativeQuery = true)
   List<Map> countYear(String startDay, String endDay);