Java LocalTime get hours between two LocalTime values

import java.time.LocalTime;
import java.time.temporal.ChronoUnit;

public class Main {
  public static void main(String[] args) {
     LocalTime  lt1 = LocalTime.of(6, 0); 
     LocalTime  lt2 = LocalTime.of(9, 30);
     /* w  w w.  j a  v a2s.  c  om*/
     long  hours   = ChronoUnit.HOURS.between(lt1, lt2);
     
     System.out.println(hours);

  }
}