package com.example.server.progressTrack.service; import java.text.ParseException; import java.text.SimpleDateFormat; import java.time.LocalDateTime; import java.time.format.DateTimeFormatter; import java.util.Date; public class StringToTimestampExample { public static void main(String[] args) { String dateString = "2022-01-01 "; SimpleDateFormat format=new SimpleDateFormat("yyyy-MM-dd "); Date date = null; try { date = format.parse(dateString); } catch (ParseException e) { e.printStackTrace(); } Long timestamp=date.getTime(); System.out.println("Timestamp: " + timestamp); } }