LocalDateTime 日期

 

//当天的零点
            wrapper.ge(PcTodayQuotation::getCreateTime,LocalDateTime.of(LocalDateTime.now().toLocalDate(), LocalTime.MIN));
            //当天的最后时间
            wrapper.le(PcTodayQuotation::getCreateTime,LocalDateTime.of(LocalDateTime.now().toLocalDate(), LocalTime.MAX));

 

LocalDateTime curDateTime =  LocalDateTime.now();
curDateTime.plusDays(-1);

curDateTime.minusDays(i).toLocalDate()

 

        //当天的零点
        System.out.println("当天的零点:  "+LocalDateTime.of(LocalDateTime.now().toLocalDate(), LocalTime.MIN));
        //当天的最后时间
        System.out.println("当天的最后时间:  "+LocalDateTime.of(LocalDateTime.now().toLocalDate(), LocalTime.MAX));
            //i天前的零点
        System.out.println("1天前的零点: "+LocalDateTime.of(LocalDateTime.now().minusDays(1).toLocalDate(), LocalTime.MIN));
            //i天前的最后时间
        System.out.println("1天前的最后时间: "+LocalDateTime.of(LocalDateTime.now().minusDays(1).toLocalDate(), LocalTime.MAX));
            //1月前的零点
        System.out.println("1月前的零点: "+ LocalDateTime.of(LocalDateTime.now().minusMonths(1).withDayOfMonth(1).toLocalDate(), LocalTime.MIN));
            //i天前的最后时间
        System.out.println("1月前的最后时间: "+ LocalDateTime.of(LocalDateTime.now().minusMonths(1).with(TemporalAdjusters.lastDayOfMonth()).toLocalDate(), LocalTime.MAX));
        //1年前的零点
        System.out.println("1年前的零点: "+LocalDateTime.of(LocalDateTime.now().minusYears(1).withDayOfYear(1).toLocalDate(), LocalTime.MIN));
        //i年前的最后时间
        System.out.println("1年前的最后时间: "+LocalDateTime.of(LocalDateTime.now().minusYears(1).with(TemporalAdjusters.lastDayOfYear()).toLocalDate(), LocalTime.MAX));

 

LocalDateTime localDateTime = LocalDateTime.now();
        Month month = localDateTime.getMonth();
        Month firstMonthOfQuarter = month.firstMonthOfQuarter();
        Month endMonthOfQuarter = Month.of(firstMonthOfQuarter.getValue() + 2);
        LocalDate localDate_start = LocalDate.of(localDateTime.getYear(), firstMonthOfQuarter, 1);
        LocalDate localDate_end = LocalDate.of(localDateTime.getYear(), endMonthOfQuarter, 1);
        //1季前的零点
        System.out.println("1季前的零点: "+ LocalDateTime.of(localDate_start.minusMonths(1*3).withDayOfMonth(1), LocalTime.MIN));
        //i季前的最后时间
        System.out.println("1季前的最后时间: "+ LocalDateTime.of(localDate_end.minusMonths(1*3).with(TemporalAdjusters.lastDayOfMonth()), LocalTime.MAX));