code: public static boolean isAnnotationPresent(final Field field, final Class<? extends Annotation> annotationType) {
          return field != null && field.isAnnotationPresent(annotationType);
      }
docs: Utility method kept for backwards compatibility. Annotation checking used to be problematic on GWT.
  
  @param field might be annotated. Can be null.
  @param annotationType class of the annotation that the field is checked against.
  @return true if field is annotated with the specified annotation.