| | |
| | | import java.text.SimpleDateFormat; |
| | | import java.util.Calendar; |
| | | import java.util.Date; |
| | | import java.util.TimeZone; |
| | | |
| | | public class DateUtil { |
| | | |
| | |
| | | */ |
| | | public static String getAfterDayWeek(String days) { |
| | | int daysInt = Integer.parseInt(days); |
| | | |
| | | Calendar canlendar = Calendar.getInstance(); // java.util包 |
| | | canlendar.add(Calendar.DATE, daysInt); // 日期减 如果不够减会将月变动 |
| | | Date date = canlendar.getTime(); |
| | |
| | | |
| | | return dateStr; |
| | | } |
| | | |
| | | |
| | | |
| | | public static int getNowWeekDay() { |
| | | Calendar canlendar = Calendar.getInstance(); // java.util包 |
| | | int week= canlendar.get(Calendar.DAY_OF_WEEK); |
| | | return week == 0 ? 7 : week - 1; |
| | | } |
| | | |
| | | |
| | | public static void main(String[] args) { |
| | | System.out.println(getAfterDayWeek("4")); |
| | | System.out.println(DateUtil.getNowWeekDay()); |
| | | } |
| | | } |