• 【原创】java 获取十个工作日之前或之后的日期(算当天)-完美解决-费元星


    【原创】java 获取十个工作日之后的日期(算当天)-完美解决-费元星(仅考虑星期六星期天)

    /**
    *
    * 根据开始日期 ,需要的工作日天数 ,计算工作截止日期,并返回截止日期
    * @param startDate 开始日期
    * @param workDay 工作日天数(周一到周五)
    * @author 【狒狒:Q97175234】
    * @time 2015-11-23 上午9:21:25
    *
    * @motto 既然笨到家,就要努力到家...
    *
    */

    public static Date getWorkDay(Date startDate, int workDay) {
    Calendar c1 = Calendar.getInstance();
    c1.setTime(startDate);
    for (int i = 0; i < workDay; i++) {
    c1.set(Calendar.DATE, c1.get(Calendar.DATE) + 1);
    if (Calendar.SATURDAY == c1.get(Calendar.SATURDAY) || Calendar.SUNDAY == c1.get(Calendar.SUNDAY)) {
    workDay = workDay + 1;
    c1.set(Calendar.DATE, c1.get(Calendar.DATE) + 1);
    continue;
    }
    }
    SimpleDateFormat df = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
    System.out.println(df.format(c1.getTime()) + " " + getWeekOfDate(c1.getTime()));
    return c1.getTime();
    }
    /**
    * 根据日期,获取星期几
    * @param dt
    * @return String类型
    * @author 【狒狒:Q9715234】
    * @time 2015-11-23 上午9:21:25
    * @motto 既然笨到家,就要努力到家...
    */
    public static String getWeekOfDate(Date dt) {
    String[] weekDays = { "星期日", "星期一", "星期二", "星期三", "星期四", "星期五", "星期六" };
    Calendar cal = Calendar.getInstance();
    cal.setTime(dt);
    int w = cal.get(Calendar.DAY_OF_WEEK) - 1;
    if (w < 0) w = 0;
    return weekDays[w];
    }

    【原创】java 获取十个工作日之前的日期(算当天)-完美解决-费元星(仅考虑星期六星期天)

    /**
    *
    * 根据开始日期 ,需要的工作日天数 ,计算工作截止日期,并返回截止日期
    * @param startDate 开始日期
    * @param workDay 工作日天数(周一到周五)
    * @author 【狒狒:Q9715234】
    * @time 2015-11-23 上午9:21:25
    *
    * @motto 既然笨到家,就要努力到家...
    *
    */
    public static String getWorkDay(Date startDate, int workDay) {
    Calendar c1 = Calendar.getInstance();
    c1.setTime(startDate);
    for (int i = 0; i < workDay; i++) {
    c1.set(Calendar.DATE, c1.get(Calendar.DATE) -1);
    if (Calendar.SATURDAY == c1.get(Calendar.SATURDAY) || Calendar.SUNDAY == c1.get(Calendar.SUNDAY)) {
    workDay = workDay + 1;
    c1.set(Calendar.DATE, c1.get(Calendar.DATE) - 1);
    continue;
    }
    }
    SimpleDateFormat df = new SimpleDateFormat("yyyyMMdd");
    c1.set(Calendar.DATE, c1.get(Calendar.DATE) +1);
    // System.out.println(df.format(c1.getTime()) + " " + getWeekOfDate(c1.getTime()));
    return df.format(c1.getTime());
    }
    /**
    * 根据日期,获取星期几
    * @param dt
    * @return String类型
    * @author 【狒狒:Q9715234】
    * @time 2015-11-23 上午9:21:25
    * @motto 既然笨到家,就要努力到家...
    */
    public static String getWeekOfDate(Date dt) {
    String[] weekDays = { "星期日", "星期一", "星期二", "星期三", "星期四", "星期五", "星期六" };
    Calendar cal = Calendar.getInstance();
    cal.setTime(dt);
    int w = cal.get(Calendar.DAY_OF_WEEK) - 1;
    if (w < 0) w = 0;
    return weekDays[w];
    }

    public static void main(String[] args) {
    // Date date = AppUtil.getCurrentDate2();
    System.out.println("工作日: 8天之前 " +getWorkDay(new Date(), 8));
    System.out.println("工作日: 9天之前 " +getWorkDay(new Date(), 9));
    System.out.println("工作日: 10天之前 " +getWorkDay(new Date(), 10));
    System.out.println("工作日: 11天之前 " +getWorkDay(new Date(), 11));
    }

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  • 原文地址:https://www.cnblogs.com/feiyuanxing/p/4990542.html
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