SplitTimeByIntervalTime-分割时间

引用 ： https://blog.csdn.net/Super_King_/article/details/111305238

import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Calendar;
import java.util.Date;
import java.util.List;

/**
 * Created on 2022/11/17.
 *
 * @author  */
public class SplitTimeByIntervalTime {
    /**
     * 获取固定间隔时刻集合
     *
     * @param start    开始时间
     * @param end      结束时间
     * @param interval 时间间隔(单位：分钟)
     * @return
     */
    public static List<String> getIntervalTimeList(String start, String end, int interval) {
        Date startDate = DateTimeUtils.convertString2Date("HH:mm:ss", start);
        Date endDate = DateTimeUtils.convertString2Date("HH:mm:ss", end);
        List<String> list = new ArrayList<>();
        while (startDate.getTime() <= endDate.getTime()) {
            list.add(DateTimeUtils.convertDate2String("HH:mm:ss", startDate));
            Calendar calendar = Calendar.getInstance();
            calendar.setTime(startDate);
            calendar.add(Calendar.MINUTE, interval);
            if (calendar.getTime().getTime() > endDate.getTime()) {
                if (!startDate.equals(endDate)) {
                    list.add(DateTimeUtils.convertDate2String("HH:mm:ss", endDate));
                }
                startDate = calendar.getTime();
            } else {
                startDate = calendar.getTime();
            }

        }
        return list;
    }

    public static void main(String[] args) {
        List<String> list = getIntervalTimeList("12:00:00","20:30:00",5);
        for (String s : list) {
            System.out.println(s);
        }

    }
}

class DateTimeUtils {
    public static Date convertString2Date(String format, String dateStr) {
        SimpleDateFormat simpleDateFormat = new SimpleDateFormat(format);
        try {
            Date date = simpleDateFormat.parse(dateStr);
            return date;
        } catch (ParseException e) {
            e.printStackTrace();
        }
        return null;
    }

    public static String convertDate2String(String format, Date date) {
        SimpleDateFormat simpleDateFormat = new SimpleDateFormat(format);
        return simpleDateFormat.format(date);
    }

    public static void main(String[] args) {
        System.out.println(convertString2Date("HH:mm:ss", "19:00:00"));
        System.out.println(convertDate2String("HH:mm:ss", new Date()));
    }
}