Java Program to Convert Date to Timestamp

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In the previous article we have discussed Java Program to Convert Date to String

In this article we will see how to convert a date to timestamp.

Program To Convert Date To Timestamp

Let’s see different ways to do it.

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Method 1 : Java Program to Convert Date to Timestamp Using geTime() method

Approach :

  1. Take the instant date and time through inbuild function new Date(), store it in a variable lets say “d”.
  2. Convert the date into the timestamp using getTime() method and store it in variable output .
  3. Print the result .

Program :

import java.sql.Timestamp;
import java.util.Date;

public class Main
    {
        public static void main(String args[])
        {
        // taking the instant date
        Date d = new Date();
        // converting to Timestamp
        Timestamp output = new Timestamp(d.getTime());
        System.out.println("Converted date  String: " + output);
    }
}
Output : 

Converted date  String: 2021-09-07 11:18:53.467

Method 2 : Java Program to Convert Date to Timestamp Using SimpleDateFormat class

Approach :

  1. Take the instant date and time through inbuild function new Date() ,store it in a variable lets say “d”.
  2. Convert it to the time stamp .
  3. Define the format of the time stamp .
  4. Print the result .

Program :

import java.sql.Timestamp;
import java.util.Date;
import java.text.SimpleDateFormat;

public class Main
{
    public static void main(String args[])
    {
        // taking the instant date
        Date d = new Date();
        // converting to Timestamp
        Timestamp t = new Timestamp(d.getTime());
        // define the format of the date
        SimpleDateFormat f = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
        // printing the result
        System.out.println("Converted date  String: " + f.format(t ));
    }
}
Output : 

Converted date  String: 2021-09-07 11:18:53.467

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