java對時間的處理

java.sql.Date startDate = new java.sql.Date(System.currentTimeMillis());
Calendar cal = Calendar.getInstance();
cal.setTime(startDate);
cal.add(Calendar.YEAR, shopCart.getYears());
java.sql.Date expireDate = new java.sql.Date(cal.getTime().getTime());
Timestamp tsExpire = new Timestamp(cal.getTimeInMillis());//Timestamp格式时间,发命令需要用到。

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