code: @SuppressWarnings("static-method")
  	protected boolean isOOType(XtendTypeDeclaration type) {
  		return type instanceof XtendClass
  				|| type instanceof XtendInterface
  				|| type instanceof XtendEnum
  				|| type instanceof XtendAnnotationType;
  	}
docs: Replies if the given element is an object oriented type.
  
  @param type the type to test.
  @return {@code true} if the type is an object oriented type.