//: innerclasses/MultiNestingAccess.java

// Nested classes can access all members of all

// levels of the classes they are nested within.

package object;

class MNA {

  private void f() {}

  class A {

    private void g() {}

    public class B {

      void h() {

        g(); //in class A 调用 g(),f(), 完全不需要任何条件

        f();

      }

    }

  }

}    

public class MultiNestingAccess {

  public static void main(String[] args) {

    MNA mna = new MNA();

    MNA.A mnaa = mna.new A();

    MNA.A.B mnaab = mnaa.new B();

    mnaab.h();

  }

} ///:~