code: @Override
      public Component getHidden(final String _wicketId,
                                 final AbstractUIField _uiField)
          throws EFapsException
      {
          Component ret = null;
          if (applies(_uiField)) {
              switch (_uiField.getFieldConfiguration().getUIType()) {
                  case SNIPPLET:
                      final Object value = _uiField.getValue().getHiddenValue(_uiField.getParent().getMode());
                      final String html = value == null ? null : String.valueOf(value);
                      ret = new SnippletField(_wicketId, Model.of(html), _uiField);
                      break;
                  default:
                      break;
              }
          }
          return ret;
      }
docs: {@inheritDoc}