public static Integer getDate(LocalDateTime item){
SimpleDateFormat myFormatter = new SimpleDateFormat("yyyy-MM-dd");
// 存今天
Calendar cToday = Calendar.getInstance();
// 存生日
Calendar cBirth = Calendar.getInstance();
try {
// 设置生日
cBirth.setTime(myFormatter.parse(item.toString()));
} catch (ParseException e) {
throw new RuntimeException(e);
}
// 修改为本年
cBirth.set(Calendar.YEAR, cToday.get(Calendar.YEAR));
int days;
if (cBirth.get(Calendar.DAY_OF_YEAR) < cToday.get(Calendar.DAY_OF_YEAR)) {
// 生日已经过了,要算明年的了
days = cToday.getActualMaximum(Calendar.DAY_OF_YEAR) - cToday.get(Calendar.DAY_OF_YEAR);
days += cBirth.get(Calendar.DAY_OF_YEAR);
} else {
// 生日还没过
days = cBirth.get(Calendar.DAY_OF_YEAR) - cToday.get(Calendar.DAY_OF_YEAR);
}
return days;
}
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