RandomUtils.nextDouble()
/* Random double >>> 0.9454382405994292 Random float >>> 0.21482907 Random int >>> 1521164877 */ import org.apache.commons.lang.math.RandomUtils; public class MathUtilsTrial { public static void main(String[] args) { // Random Value Generation System.out.println("Random double >>> " + RandomUtils.nextDouble()); System.out.println("Random float >>> " + RandomUtils.nextFloat()); System.out.println("Random int >>> " + RandomUtils.nextInt()); } }