Get Random long type number in Java

//from  w w  w . j  a va  2  s .  com
import java.util.Random;

public class Main {
  public static void main(String[] argv) throws Exception {

    Random rand = new Random();

    boolean b = rand.nextBoolean();
    long l = rand.nextLong();
    
    System.out.println(l);
  }
}