查询上月所有周六日日期，不包含法定节假日

Posted 2021-07-19 思想累积

/**
* @Desc    查询上周六日日期
* @Param   theYear 年份
* @Param   theMonth 上月月份
* @Return
* @date    2021/5/8 17:27
*/
private static List<String> getRestDays(int theYear, int theMonth) {
   SimpleDateFormat simpleDateFormat = new SimpleDateFormat("YYYY-MM-dd");
   ArrayList<String> restDays = new ArrayList<>();
   Calendar calendar = Calendar.getInstance();
   calendar.set(theYear, theMonth - 1, 1);
   int days = calendar.getActualMaximum(Calendar.DAY_OF_MONTH);
   for (int i = 1; i <= days; i++) {
       calendar.set(Calendar.DAY_OF_MONTH, i);
       if(calendar.get(Calendar.DAY_OF_WEEK) == Calendar.SATURDAY || calendar.get(Calendar.DAY_OF_WEEK) == Calendar.SUNDAY) {
           restDays.add(simpleDateFormat.format(calendar.getTime()));
       }
   }
   System.out.println(restDays);
   return restDays;
}