OnJava8-Examples/innerclasses/InheritInner.java

// innerclasses/InheritInner.java
// Inheriting an inner class.

class WithInner {
  class Inner {}
}

public class InheritInner extends WithInner.Inner {
  //! InheritInner() {} // Won't compile
  InheritInner(WithInner wi) {
    wi.super();
  }
  public static void main(String[] args) {
    WithInner wi = new WithInner();
    InheritInner ii = new InheritInner(wi);
  }
}
/* Output: (None) */