code: public static void assertNotStatic(final Field field, Class<? extends Annotation> annotation) 
     {
        if (Modifier.isStatic(field.getModifiers()))
        {
           throw annotation == null ? MESSAGES.fieldCannotBeStaticOrFinal(field) : MESSAGES.fieldCannotBeStaticOrFinal2(field, annotation);
        }
     }
docs: Asserts field is not static.
  
  @param field to validate
  @param annotation annotation to propagate in exception message