Add minutes to current date using Calendar add method in Java

/*from  www  . j  a  va 2 s.  c  o m*/
import java.util.Calendar;

public class Main {
  public static void main(String[] args) {
    Calendar now = Calendar.getInstance();
    System.out.println("Current time : " + now.get(Calendar.HOUR_OF_DAY) + ":"
        + now.get(Calendar.MINUTE) + ":" + now.get(Calendar.SECOND));

    now.add(Calendar.MINUTE, 20);
    System.out.println("New time after adding 20 minutes : " + now.get(Calendar.HOUR_OF_DAY) + ":"
        + now.get(Calendar.MINUTE) + ":" + now.get(Calendar.SECOND));

  }

}