package javavk public class NumExample public static void main String

package javavk;

public class NumExample {

    public static void main(String[] args) {
        System.out.println(compare(7, 24.342));
        System.out.println(compare((byte)-10, -15f));
        System.out.println(compare(0.1, 0.2));
        System.out.println(compare(0.2, 0.1));
    }

    private static <T extends Number> int compare(T num1, T num2) {
        return (int) Math.signum(num1.doubleValue() - num2.doubleValue());
    }
}