code: public boolean fieldSizeTooLarge(GoogleJsonError e) {
      ErrorInfo errorInfo = getErrorInfo(e);
      if (errorInfo != null) {
        String reason = errorInfo.getReason();
        return FIELD_SIZE_TOO_LARGE.equals(reason);
      }
      return false;
    }
docs: Determines if the given GoogleJsonError indicates 'field size too large'.