New file |
| | |
| | | package com.dsh.other.util; |
| | | |
| | | import java.text.ParseException; |
| | | import java.time.Duration; |
| | | import java.time.LocalDate; |
| | | import java.time.LocalDateTime; |
| | | |
| | | /** |
| | | * LocalDateTimeUtils |
| | | * LocalDateTime 时间工具 |
| | | * |
| | | * @author yudeshan |
| | | * @version V1.0 |
| | | */ |
| | | public class LocalDateTimeUtils { |
| | | private final static int[] dayArr = new int[]{20, 19, 21, 20, 21, 22, 23, 23, 23, 24, 23, 22}; |
| | | private final static String[] constellationArr = new String[]{"摩羯座", "水瓶座", "双鱼座", "白羊座", "金牛座", "双子座", "巨蟹座", "狮子座", "处女座", "天秤座", "天蝎座", "射手座", "摩羯座"}; |
| | | |
| | | |
| | | /** |
| | | * 取两个时间相差毫秒数 |
| | | * |
| | | * @param start 开始时间 |
| | | * @param end 结束时间 |
| | | * @return |
| | | */ |
| | | public static long betweenMillis(LocalDateTime start, LocalDateTime end) { |
| | | Duration duration = Duration.between(start, end); |
| | | return duration.toMillis(); |
| | | } |
| | | |
| | | /** |
| | | * 通过生日计算年龄 |
| | | * |
| | | * @param birthDay 生日 |
| | | * @return |
| | | * @throws ParseException |
| | | */ |
| | | public static int getAgeByBirth(LocalDate birthDay) throws ParseException { |
| | | int age = 0; |
| | | //出生日期晚于当前时间,无法计算 |
| | | LocalDate now = LocalDate.now(); |
| | | if (birthDay.isAfter(now)) { |
| | | throw new IllegalArgumentException("生日大于当前时间!"); |
| | | } |
| | | //当前年份 |
| | | int yearNow = now.getYear(); |
| | | //当前月份 |
| | | int monthNow = now.getMonthValue(); |
| | | //当前日期 |
| | | int dayOfMonthNow = now.getDayOfMonth(); |
| | | |
| | | int yearBirth = birthDay.getYear(); |
| | | int monthBirth = birthDay.getMonthValue(); |
| | | int dayOfMonthBirth = birthDay.getDayOfMonth(); |
| | | //计算整岁数 |
| | | age = yearNow - yearBirth; |
| | | if (monthNow <= monthBirth) { |
| | | if (monthNow == monthBirth) { |
| | | if (dayOfMonthNow < dayOfMonthBirth) { |
| | | //当前日期在生日之前,年龄减一 |
| | | age--; |
| | | } |
| | | } else { |
| | | //当前月份在生日之前,年龄减一 |
| | | age--; |
| | | } |
| | | } |
| | | return age; |
| | | } |
| | | |
| | | /** |
| | | * 根据月份计算星座 |
| | | */ |
| | | |
| | | public static String getConstellation(LocalDate date) { |
| | | Integer month = date.getMonthValue(); |
| | | Integer day = date.getDayOfMonth(); |
| | | return day < dayArr[month - 1] ? constellationArr[month - 1] : constellationArr[month]; |
| | | } |
| | | } |