import java.lang.annotation.Annotation;
import org.checkerframework.checker.nullness.qual.NonNull;

public class DotClass {

  void test() {
    doStuff(NonNull.class);
  }

  void doStuff(Class<? extends Annotation> cl) {}

  void access() {
    Object.class.toString();
    int.class.toString();
  }
}