bug修改

puhanshu

2022-07-23 bbda2ee1af4e86d76f93e00386d77efb56c60d5f

 springcloud_k8s_panzhihuazhihuishequ/common/src/main/java/com/panzhihua/common/utlis/DateUtils.java

@@ -1038,4 +1038,95 @@
        calendar.set(Calendar.DAY_OF_MONTH, 1);
        return format_yyymmdd.format(calendar.getTime());
    }

    /**
     * 获取某年的月份最后一天时间
     * @param year  年份
     * @return  月份list
     */
    public static List<String> getYearLastMonths(Integer year){
        List<String> list = new ArrayList<>();
        list.add(getLastDayOfMonth(year,1));
        list.add(getLastDayOfMonth(year,2));
        list.add(getLastDayOfMonth(year,3));
        list.add(getLastDayOfMonth(year,4));
        list.add(getLastDayOfMonth(year,5));
        list.add(getLastDayOfMonth(year,6));
        list.add(getLastDayOfMonth(year,7));
        list.add(getLastDayOfMonth(year,8));
        list.add(getLastDayOfMonth(year,9));
        list.add(getLastDayOfMonth(year,10));
        list.add(getLastDayOfMonth(year,11));
        list.add(getLastDayOfMonth(year,12));
        return list;
    }

    /**
     * 获取某年的月份第一天时间
     * @param year  年份
     * @return  月份list
     */
    public static List<String> getYearFirstMonths(Integer year){
        List<String> list = new ArrayList<>();
        list.add(getFirstDayOfMonth(year,1));
        list.add(getFirstDayOfMonth(year,2));
        list.add(getFirstDayOfMonth(year,3));
        list.add(getFirstDayOfMonth(year,4));
        list.add(getFirstDayOfMonth(year,5));
        list.add(getFirstDayOfMonth(year,6));
        list.add(getFirstDayOfMonth(year,7));
        list.add(getFirstDayOfMonth(year,8));
        list.add(getFirstDayOfMonth(year,9));
        list.add(getFirstDayOfMonth(year,10));
        list.add(getFirstDayOfMonth(year,11));
        list.add(getFirstDayOfMonth(year,12));
        return list;
    }

    /**
     * 获取某年某月最后一天
     * @param year  年份
     * @param month 月份
     * @return  某年某月最后一天
     */
    public static String getLastDayOfMonth(int year,int month)
    {
        Calendar cal = Calendar.getInstance();
        //设置年份
        cal.set(Calendar.YEAR,year);
        //设置月份
        cal.set(Calendar.MONTH, month-1);
        //获取某月最大天数
        int lastDay = cal.getActualMaximum(Calendar.DAY_OF_MONTH);
        //设置日历中月份的最大天数
        cal.set(Calendar.DAY_OF_MONTH, lastDay);
        //格式化日期
        SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
        String lastDayOfMonth = sdf.format(cal.getTime());
        return lastDayOfMonth;
    }

    /**
     *  获取某年某月的第一天
     * @param year  年份
     * @param month 月份
     * @return  某年某月第一天
     */
    public static String getFirstDayOfMonth(int year,int month)
    {
        Calendar cal = Calendar.getInstance();
        //设置年份
        cal.set(Calendar.YEAR,year);
        //设置月份
        cal.set(Calendar.MONTH, month-1);
        //获取某月最小天数
        int firstDay = cal.getActualMinimum(Calendar.DAY_OF_MONTH);
        //设置日历中月份的最小天数
        cal.set(Calendar.DAY_OF_MONTH, firstDay);
        //格式化日期
        SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
        String firstDayOfMonth = sdf.format(cal.getTime());

        return firstDayOfMonth;
    }
}