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- class Egg2 {
- protected class Yolk {
- public Yolk() {
- System.out.println("Egg2.Yolk()");
- }
- public void f() {
- System.out.println("Egg2.Yolk.f()");
- }
- }
- private Yolk y = new Yolk();
- public Egg2() {
- System.out.println("New Egg2()");
- }
- public void insertYolk(Yolk yy) {
- y = yy;
- }
- public void g() {
- y.f();
- }
- }
- public class BigEgg2 extends Egg2 {
- public class Yolk extends Egg2.Yolk {
- public Yolk() {
- System.out.println("BigEgg2.Yolk()");
- }
- public void f() {
- System.out.println("BigEgg2.Yolk.f()");
- }
- }
- public BigEgg2() {
- insertYolk(new Yolk());
- }
- public static void main(String[] args) {
- Egg2 e2 = new BigEgg2();
- e2.g();
- }
- }
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