@NullableDecl
  private Type getOwnerTypeIfPresent() {
    if (runtimeType instanceof ParameterizedType) {
      return ((ParameterizedType) runtimeType).getOwnerType();
    } else if (runtimeType instanceof Class<?>) {
      return ((Class<?>) runtimeType).getEnclosingClass();
    } else {
      return null;
    }
  }
@NullableDecl
  private Type getOwnerTypeIfPresent() {
    if (runtimeType instanceof ParameterizedType) {
      return ((ParameterizedType) runtimeType).getOwnerType();
    } else if (runtimeType instanceof Class<?>) {
      return ((Class<?>) runtimeType).getEnclosingClass();
    } else {
      return null;
    }
  }
@ NullableDecl private Type getOwnerTypeIfPresent ( ) { if ( runtimeType instanceof ParameterizedType ) { return ( ( ParameterizedType ) runtimeType ) . getOwnerType ( ) ; } else if ( runtimeType instanceof Class < ? > ) { return ( ( Class < ? > ) runtimeType ) . getEnclosingClass ( ) ; } else { return null ; } }
Returns the owner type of a {@link ParameterizedType} or enclosing class of a {@link Class}, or
null otherwise.
Returns the owner type of a {