get current date time timestamp java

1
2  // 2021-03-24 16:48:05.591
3  Timestamp timestamp = new Timestamp(System.currentTimeMillis());
4
5  // 2021-03-24 16:48:05.591
6  Date date = new Date();
7  Timestamp timestamp2 = new Timestamp(date.getTime());
8
9  // convert Instant to Timestamp
10  Timestamp ts = Timestamp.from(Instant.now())
11
12  // convert ZonedDateTime to Instant to Timestamp
13  Timestamp ts = Timestamp.from(ZonedDateTime.now().toInstant()));
14
15  // convert Timestamp to Instant
16  Instant instant = ts.toInstant();