■ 일반 클래스 및 상속 class Box<T> { protected T ob; public void set(T o) { ob = o; } public T get() { return ob; } } class SteelBox<T> extends Box<T> { public SteelBox(T o) { ob = o; } } public class GenericInheritance { public static void main(String() args) { Box<Integer> iBox = … Read more