//獲取當前時間
Calendar calendar = Calendar.getInstance();
//獲取當前年
int year = calendar.get(Calendar.YEAR);??
//獲取當前月份
int month = calendar.get(Calendar.MONTH) + 1;
//獲取當前天
int day = calendar.get(Calendar.DAY_OF_MONTH);
//獲取當前小時
int hour = calendar.get(Calendar.HOUR_OF_DAY);
//獲取當前分鐘
int minute = calendar.get(Calendar.MINUTE);
//獲取是這周的第幾天 ? ?周三 對應數(shù)字4
int dayOfWeek = calendar.get(Calendar.DAY_OF_WEEK);
//Calendar轉(zhuǎn)Date
Calendar calendar = Calendar.getInstance();
Date date = calendar.getTime();
// 獲取前一天date
private Date getBeforeDay(Date date) {
Calendar calendar = Calendar.getInstance();
calendar.setTime(date);
calendar.add(Calendar.DAY_OF_MONTH, -1);
date = calendar.getTime();
return date;
}
// 獲取后一天date
private Date getNextDay(Date date) {
Calendar calendar = Calendar.getInstance();
calendar.setTime(date);
calendar.add(Calendar.DAY_OF_MONTH, +1);
date = calendar.getTime();
return date;
}
