擷取某一個月的全部工作日

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 1     public static List<Date> getWorkDates(int year, int month) { 2         List<Date> dates = new ArrayList<>(); 3         Calendar cal = Calendar.getInstance(); 4         cal.set(Calendar.YEAR, year); 5         cal.set(Calendar.MONTH, month - 1); 6         cal.set(Calendar.DATE, 1); 7         while (cal.get(Calendar.YEAR) == year && 8                 cal.get(Calendar.MONTH) < month) { 9             int day = cal.get(Calendar.DAY_OF_WEEK);10 11             if (!(day == Calendar.SUNDAY || day == Calendar.SATURDAY)) {12                 dates.add((Date) cal.getTime().clone());13             }14             cal.add(Calendar.DATE, 1);15         }16         return dates;17     }

 

擷取某一個月的全部工作日