OnJava8-Examples/typeinfo/ClassCasts.java

// typeinfo/ClassCasts.java
// (c)2016 MindView LLC: see Copyright.txt
// We make no guarantees that this code is fit for any purpose.
// Visit http://mindviewinc.com/Books/OnJava/ for more book information.

class Building {}
class House extends Building {}

public class ClassCasts {
  public static void main(String[] args) {
    Building b = new House();
    Class<House> houseType = House.class;
    House h = houseType.cast(b);
    h = (House)b; // ... or just do this.
  }
}