Java获取当天的起始时间和结束时间

不念不忘少年蓝@ 2022-12-14 15:54 228阅读 0赞
  1. import java.text.SimpleDateFormat;
  2. import java.util.Calendar;
  3. import java.util.Date;
  4. public class Test {
  5. public static void main(String[] args) throws Exception {
  6. SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
  7. System.out.println(sdf.format(getStartTime()));
  8. System.out.println(sdf.format(getEndTime()));
  9. }
  10. private static Date getStartTime() {
  11. Calendar todayStart = Calendar.getInstance();
  12. todayStart.set(Calendar.HOUR, 0);
  13. todayStart.set(Calendar.MINUTE, 0);
  14. todayStart.set(Calendar.SECOND, 0);
  15. todayStart.set(Calendar.MILLISECOND, 0);
  16. return todayStart.getTime();
  17. }
  18. private static Date getEndTime() {
  19. Calendar todayEnd = Calendar.getInstance();
  20. todayEnd.set(Calendar.HOUR, 23);
  21. todayEnd.set(Calendar.MINUTE, 59);
  22. todayEnd.set(Calendar.SECOND, 59);
  23. todayEnd.set(Calendar.MILLISECOND, 999);
  24. return todayEnd.getTime();
  25. }
  26. }

运行结果:

2020-10-14 12:00:00
2020-10-15 11:59:59

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