git ch

k94314517

2024-04-12 e63e56a1b45bc2025147f7f91d248f93a43deb7a

 server/service/src/main/java/com/doumee/core/utils/DateUtil.java

@@ -2995,6 +2995,21 @@
        return calendar.getTime();
    }

    /**
     * 获取指定日期的下个月第一天
     * @param date
     * @return
     */
    public static Date getNextMonthFirst(Date date){
        Calendar calendar = Calendar.getInstance();
        calendar.setTime(date);
        calendar.add(Calendar.MONTH, 1); // 将日历的月份增加1
        calendar.set(Calendar.DAY_OF_MONTH, 1); // 设置为下个月的第一天
        return calendar.getTime();
    }




    public static String afterDateToStr(Integer days){
        Date date = new Date();
@@ -3142,38 +3157,56 @@
//        System.out.println(DateUtil.calculateBetween(DateUtil.StringToDate("2024-02-29 23:59:59"),DateUtil.StringToDate("2024-02-01 00:00:00"),0));


        System.out.println(
                DateUtil.DateToStr(
//        System.out.println(
//                DateUtil.DateToStr(
//
//                DateUtil.getMontageDate(DateUtil.StringToDate("2024-02-29 21:59:59"),1) ,"yyyy-MM-dd HH:mm:ss"
//                )
//        );
//
//
//
//        System.out.println(
//
//                DateUtil.DateToStr(
//
//                        DateUtil.getMontageDate(DateUtil.StringToDate("2024-02-29 21:59:59"),2) ,"yyyy-MM-dd HH:mm:ss"
//                )
//
//        );
//
//        System.out.println(
//
//                DateUtil.DateToStr(
//
//                        DateUtil.getMontageDate(DateUtil.StringToDate("2024-02-29 21:59:59"),3) ,"yyyy-MM-dd HH:mm:ss"
//                )

                DateUtil.getMontageDate(DateUtil.StringToDate("2024-02-29 21:59:59"),1) ,"yyyy-MM-dd HH:mm:ss"
                )
        );



        System.out.println(

                DateUtil.DateToStr(

                        DateUtil.getMontageDate(DateUtil.StringToDate("2024-02-29 21:59:59"),2) ,"yyyy-MM-dd HH:mm:ss"
                )

        );

        System.out.println(

                DateUtil.DateToStr(

                        DateUtil.getMontageDate(DateUtil.StringToDate("2024-02-29 21:59:59"),3) ,"yyyy-MM-dd HH:mm:ss"
                )

        );

//        );
//
//        Calendar calo = Calendar.getInstance();
//        Calendar caln = Calendar.getInstance(); // ,"yyyy-MM-dd HH:mm:ss"
//        caln.setTime(DateUtil.StringToDate("2024-02-29 23:59:59"));
//        calo.setTime(DateUtil.StringToDate("2024-02-01 00:00:00"));
//        System.out.println( DateUtil.calculateDaysBetweenDates(calo,caln));

        System.out.println(
                DateUtil.DateToStr(
                        DateUtil.getNextMonthFirst(new Date())
                        ,"yyyy-MM-dd HH:mm:ss")

        );
        System.out.println(
                DateUtil.DateToStr(
                        DateUtil.getNextMonthFirst(
                                DateUtil.StringToDate("2024-12-29 21:59:59")
                        )
                        ,"yyyy-MM-dd HH:mm:ss")

        );



    }