java-tutorials/java-numbers-2/src/main/java/com/baeldung/numbersinrange/RandomNumbersInARange.java

package com.baeldung.numbersinrange;

import java.util.Random;

public class RandomNumbersInARange {

    public int getRandomNumber(int min, int max) {
        return (int) ((Math.random() * (max - min)) + min);
    }

    public int getRandomNumberUsingNextInt(int min, int max) {
        Random random = new Random();
        return random.nextInt(max - min) + min;
    }

    public int getRandomNumberUsingInts(int min, int max) {
        Random random = new Random();
        return random.ints(min, max)
          .findFirst()
          .getAsInt();
    }
}