java random double between 0 and 1

/**
 * @author lautturi.com 
 * Java example: generate a random double within a range in java
 */

import java.util.*;
import java.util.concurrent.ThreadLocalRandom;

public class Lautturi {

	public static void main(String args[]) {

		Random rand = new Random();
		
		double randomValue = rand.nextDouble();
		System.out.println(randomValue);
	}
}