package timeDemo;

import org.apache.commons.lang3.time.DateUtils;

import java.text.ParseException;
import java.util.Date;

public class TImeDemo {

    public static void main(String[] args) throws ParseException {
        String dataStr = "2021/07/22 22:21:00";
        Date date = DateUtils.parseDate(dataStr, "yyyy/MM/dd HH:mm:ss");
        Date newYearDate = DateUtils.addYears(date, 1);
        System.out.println("newYearDate:" + newYearDate);
        Date newMonthDate = DateUtils.addMonths(date, 1);
        System.out.println("newMonthDate:" + newMonthDate);
        Date newDayDate = DateUtils.addDays(date, 1);
        System.out.println("newDayDate:" + newDayDate);
        Date newHourDate = DateUtils.addHours(date, 1);
        System.out.println("newHourDate:" + newHourDate);
        Date newMinuteDate = DateUtils.addMinutes(date, 1);
        System.out.println("newMinuteDate:" + newMinuteDate);
        Date newSecondDate = DateUtils.addSeconds(date, 1);
        System.out.println("newSecondDate:" + newSecondDate);
    }
}

newYearDate:Fri Jul 22 22:21:00 CST 2022
newMonthDate:Sun Aug 22 22:21:00 CST 2021
newDayDate:Fri Jul 23 22:21:00 CST 2021
newHourDate:Thu Jul 22 23:21:00 CST 2021
newMinuteDate:Thu Jul 22 22:22:00 CST 2021
newSecondDate:Thu Jul 22 22:21:01 CST 2021