を使用してくださいこれは、日付に(週末は無視されます)weekdays
平日追加する必要があります。 weekdays
に0
を渡すと、翌営業日になります。したがって、Saturday + 1 weekday = Tuesday
。
private static Date addWeekdaysToDate(Date date, int weekdays) {
Calendar cal = Calendar.getInstance();
cal.setTime(date);
int originalDayOfWeek = cal.get(Calendar.DAY_OF_WEEK);
int numWeeks = weekdays/5;
int remainderDays = weekdays % 5;
cal.add(Calendar.DAY_OF_MONTH, numWeeks * 7 + remainderDays);
int adjustmentDays = 0;
if (originalDayOfWeek == Calendar.SUNDAY) {
adjustmentDays = 1;
} else if (originalDayOfWeek + remainderDays > Calendar.FRIDAY) {
adjustmentDays = 2;
}
cal.add(Calendar.DAY_OF_MONTH, adjustmentDays);
return cal.getTime();
}
EDIT:あなたのコードで
、単に次のように置き換えます。
private static Date addWeekdaysToDate(Date date, int weekdays) {
Calendar cal = Calendar.getInstance();
cal.setTime(date);
int originalDayOfWeek = cal.get(Calendar.DAY_OF_WEEK);
int numWeeks = weekdays/5;
int remainderDays = weekdays % 5;
cal.add(Calendar.DAY_OF_MONTH, numWeeks * 7 + remainderDays);
int adjustmentDays = 0;
if (originalDayOfWeek == Calendar.SUNDAY) {
adjustmentDays = 1;
} else if (originalDayOfWeek + remainderDays > Calendar.FRIDAY) {
adjustmentDays = 2;
}
cal.add(Calendar.DAY_OF_MONTH, adjustmentDays);
return cal.getTime();
}
private static SimpleDateFormat inputDateFormat = new SimpleDateFormat("yyyy-MM-dd");
private void txtStartKeyReleased(java.awt.event.KeyEvent evt) {
try {
txtExpiry.setText(
inputDateFormat.format(
addWeekdaysToDate(inputDateFormat.parse(txtStart.getText()), 102)
)
);
} catch (ParseException ex) {
Logger.getLogger(ClientInfo.class.getName()).log(Level.SEVERE, null, ex);
}
}
私はあなたの質問を取得しておりません。あなたは週末を含めるかしないか?週末を除く – raddykrish
それは102日の満了でなければなりませんが、週末は数えられません – zairahCS