Random number within range

RandomRange.java

class RandomRange
{
    private final int max;
    private final int min;

    public RandomRange(final int min, final int max)
    {
        this.min = min;
        this.max = max;
    }

    public int next()
    {
        return this.min + (int)(Math.random() * ((this.max - this.min) + 1));
    }
}