date and time in java code example

Example 1: java how to get current date

import java.time.format.DateTimeFormatter;  
import java.time.LocalDateTime;    
public class CurrentDateTimeExample1 {    
  public static void main(String[] args) {    
   DateTimeFormatter dtf = DateTimeFormatter.ofPattern("yyyy/MM/dd HH:mm:ss");  
   LocalDateTime now = LocalDateTime.now();  
   System.out.println(dtf.format(now));  
  }    
}

Example 2: How to get current date and time in java

// get current date and timein java using Calendar.getTime() method
import java.util.Calendar;
import java.util.Date;
public class UsingCalendarClass
{
   public static void main(String[] args)
   {
      Date date = Calendar.getInstance().getTime();
      System.out.println(date);
   }
}

Example 3: java date time

import java.time.format.DateTimeFormatter;
import java.time.LocalDateTime;  
public class CurrentDateTimeExample1 {  
  public static void main(String[] args) {  
   DateTimeFormatter dtf = DateTimeFormatter.ofPattern("yyyy/MM/dd HH:mm:ss");
   LocalDateTime now = LocalDateTime.now();
   System.out.println(dtf.format(now));
  }  
}

Example 4: how to create date class in java

// This creates a new Date instance with current system time. Internally It uses System.currentTimeMillis()
Date date = new Date();
// This creates a new Date instance with time that you specify in milliseconds since the epoch time
Date date = new Date(1672556400000L); // This time is Jan 1 2023 in GMT