添加工具类方法

ANDRU-PC\Andru

2023-09-18 691dee7a71996cd99fdfe30bd61b2da95cc88ecd

 src/main/java/com/hx/util/DateUtil.java

@@ -780,4 +780,69 @@
        calendar.set(Calendar.DAY_OF_WEEK, Calendar.MONDAY);
        return calendar.getTime();
    }

    /**
     * 根据出生年月日计算年龄
     * @param birth
     * @return
     */
    public static int getAge(Date birth) {
        Calendar cal = Calendar.getInstance();
        int thisYear = cal.get(Calendar.YEAR);
        int thisMonth = cal.get(Calendar.MONTH);
        int dayOfMonth = cal.get(Calendar.DAY_OF_MONTH);

        cal.setTime(birth);
        int birthYear = cal.get(Calendar.YEAR);
        int birthMonth = cal.get(Calendar.MONTH);
        int birthdayOfMonth = cal.get(Calendar.DAY_OF_MONTH);

        int age = thisYear - birthYear;

        // 未足月
        if (thisMonth <= birthMonth) {
            // 当月
            if (thisMonth == birthMonth) {
                // 未足日
                if (dayOfMonth < birthdayOfMonth) {
                    age--;
                }
            } else {
                age--;
            }
        }
        return age;
    }

    /**
     * 获取某天结束秒数
     * @param dateTime      日期
     * @param lateSecond    延迟秒数
     * @return
     */
    public long todayEndSecond(Date dateTime, Long lateSecond) {
        if(dateTime == null){
            dateTime = new Date();
        }
        if(lateSecond == null){
            lateSecond = 0L;
        }
        Date endTime = DateUtil.dayToEndDate(dateTime);
        return differSecond(dateTime, endTime) + lateSecond;
    }

    /**
     * 计算2个实际相差秒数
     * @param startTime 开始时间
     * @param endTime   结束时间
     * @return
     */
    public long differSecond(Date startTime, Date endTime) {
        if(startTime == null || endTime == null){
            return 0L;
        }
        long sTime = startTime.getTime();
        long eTime = endTime.getTime();
        return (eTime - sTime) / 1000L;
    }
}