code: public CmsUUID getFormatterId() {
  
          String value = getStringValue(null);
          if (CmsStringUtil.isNotEmptyOrWhitespaceOnly(value)) {
              String[] parts = value.split(SEPARATOR);
              if (parts.length == 2) {
                  return new CmsUUID(parts[1]);
              }
          }
          return null;
      }
docs: Returns the formatter config id.<p>
  
  @return the formatter config id