java创建Timestamp的几种方式

Timestamp time1 = new Timestamp(System.currentTimeMillis());

Timestamp time2 = new Timestamp(new Date().getTime());

Timestamp time3 = new Timestamp(Calendar.getInstance().getTimeInMillis());

//不建议使用
Timestamp time4 = new Timestamp(2011-1900,11,11,11,11,11,0);