OnJava8-Examples/typeinfo/WildcardClassReferences.java

// typeinfo/WildcardClassReferences.java
// (c)2017 MindView LLC: see Copyright.txt
// We make no guarantees that this code is fit for any purpose.
// Visit http://OnJava8.com for more book information.

public class WildcardClassReferences {
  public static void main(String[] args) {
    Class<?> intClass = int.class;
    intClass = double.class;
  }
}