java判斷當前時間是否在兩時間的區間內

String format = "HH:mm:ss";
SimpleDateFormat sf = new SimpleDateFormat("HH:mm:ss");
String now = sf.format(new Date());
now = "16:59:59";
Date nowTime;
try {
nowTime = new SimpleDateFormat(format).parse(now);
Date startTime = new SimpleDateFormat(format).parse("09:00:00");
Date endTime = new SimpleDateFormat(format).parse("17:00:00");
if (isEffectiveDate(nowTime, startTime, endTime)) {
runFlag = true;
logger.info("系統時間在早上9點到下午17點之間.");
} else {
runFlag = false;
logger.info("系統時間不在早上9點到下午17點之間.");
}
} catch (java.text.ParseException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}

 

/**
* 判斷當前時間是否在[startTime, endTime]區間，注意時間格式要一致
*
* @param nowTime 當前時間
* @param startTime 開始時間
* @param endTime 結束時間
* @return
* @author jqlin
*/
public static boolean isEffectiveDate(Date nowTime, Date startTime, Date endTime) {
if (nowTime.getTime() == startTime.getTime()
|| nowTime.getTime() == endTime.getTime()) {
return true;
}

Calendar date = Calendar.getInstance();
date.setTime(nowTime);

Calendar begin = Calendar.getInstance();
begin.setTime(startTime);

Calendar end = Calendar.getInstance();
end.setTime(endTime);

if (date.after(begin) && date.before(end)) {
return true;
} else {
return false;
}
}