/*
    TestGenerics4.java
    CIS 260
    David Klick
    1/28/2010
    
    This program demonstrates how Java generics can also be
    applied to a return type.
*/

public class TestGenerics4 {
    public static void main(String[] args) {
        Integer[] nums = { 2, 4, 6, 8, 10 };
        String[] names = { "Toby", "Rob", "Rebecca", "Matt", "Dave" };
        System.out.println(getRandom(nums));
        System.out.println(getRandom(names));
    }
    
    private static <E> E getRandom(E[] a) {
        return a[(int)Math.floor(Math.random()*a.length)];
    }
}