package Chapter9;

public class HidingDemo {
 public static void main(String[] args) {
 A x = new B();

 // Access instance data field i
 System.out.println("(1) x.i is " + x.i);
 System.out.println("(2) (B)x.i is " + ((B)x).i);

 // Access static data field j
 System.out.println("(3) x.j is " + x.j);
 System.out.println("(4) ((B)x).j is " + ((B)x).j);

 // Invoke static method m1
 System.out.println("(5) x.m1() is " + x.m1());
 System.out.println("(6) ((B)x).m1() is " + ((B)x).m1());

 // Invoke instance method m2
 System.out.println("(7) x.m2() is " + x.m2());
 System.out.println("(8) x.m3() is " + x.m3());
 }
}

class A {
 public int i = 1;
 public static int j = 11;

 public static String m1() {
 return "A's static m1";
 }

 public String m2() {
 return "A's instance m2";
 }

 public String m3() {
 return "A's instance m3";
 }
}

class B extends A {
 public int i = 2;
 public static int j = 12;

 public static String m1() {
 return "B's static m1";
 }

 public String m2() {
 return "B's instance m2";
 }
}