获取指定时间当月的周末

最新推荐文章于 2023-10-23 15:23:50 发布

微微胖

最新推荐文章于 2023-10-23 15:23:50 发布

阅读量373

点赞数 1

分类专栏：随笔文章标签： java

本文链接：https://blog.youkuaiyun.com/zsy979a/article/details/128034387

版权

随笔专栏收录该内容

5 篇文章

订阅专栏

本文介绍如何使用Java编程获取给定日期所在月份的所有周六和周日，包括具体的日期处理和遍历方法，适用于需要处理日期和时间的Java开发者。

摘要生成于 C知道，由 DeepSeek-R1 满血版支持，前往体验 >


   public static List<String> getCurrentDateDefaultHoliday(Date date) {
        List<String> list = new ArrayList();
        Calendar calendar = Calendar.getInstance();
        calendar.setTime(date);
        calendar.set(Calendar.DAY_OF_MONTH, 1);// 设置为当月第一天
        int daySize = calendar.getActualMaximum(Calendar.DAY_OF_MONTH);// 当月最大天数
        for (int i = 0; i < daySize; i++) {

            boolean isFirstSunday = (calendar.getFirstDayOfWeek() == Calendar.SUNDAY);
            int weekDay = calendar.get(Calendar.DAY_OF_WEEK);
            //若一周第一天为星期天，则-1
            if(isFirstSunday){
                weekDay = weekDay - 1;
                if(weekDay == 0){
                    weekDay = 7;
                }
            }
            if (weekDay == Calendar.SATURDAY || weekDay == Calendar.FRIDAY) {
                list.add(cn.hutool.core.date.DateUtil.formatDate(calendar.getTime()));
            }
            calendar.add(Calendar.DATE, 1);
        }
        return list;
    }


  public static void main(String[] args) {
        List<String> currentDateDefaultHoliday = DateUtil.getCurrentDateDefaultHoliday(new Date());
        System.out.println(currentDateDefaultHoliday);
    }

[2022-11-05, 2022-11-06, 2022-11-12, 2022-11-13, 2022-11-19, 2022-11-20, 2022-11-26, 2022-11-27]