Java Timestamp getTime() Method

The getTime() method of Timestamp class returns the number of milliseconds since January 1, 1970, 00:00:00 GMT .

Syntax

Parameters

Returns

The getNanos() method of Timestamp class returns the number of milliseconds since January 1, 1970, 00:00:00 GMT .

Example 1

import java.sql.Timestamp;
public class JavaTimestampGetTimeExample1 {
    public static void main(String[] args) {
        Timestamp ts1 = Timestamp.valueOf("2018-09-01 09:01:15");
        System.out.println("Timestamp : "+ts1);
        //returns the number of milliseconds
        Long val=ts1.getTime();
        System.out.println("Milliseconds : "+val);
    }
}

Output:

Timestamp : 2018-09-01 09:01:15.0
Milliseconds : 1535772675000

Example 2

import java.sql.Timestamp;
public class JavaTimestampGetTimeExample2 {
    public static void main(String[] args) {
        Timestamp ts1 = Timestamp.valueOf("12-09-19");
        Long val=ts1.getTime();
        System.out.println("Milliseconds : "+val);
    }
}

Output:

Exception in thread "main" java.lang.IllegalArgumentException: Timestamp format must be yyyy-mm-dd hh:mm:ss[.fffffffff]
	at java.sql.Timestamp.valueOf(Timestamp.java:204)
	at JavaTimestampGetTimeExample2.main(JavaTimestampGetTimeExample2.java:5)

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