docs: protected VisibilityConfiguration createVisibilityConfiguration(String className, String params) {
  
          I_CmsXmlContentVisibilityHandler handler = this;
          if (className != null) {
              try {
                  handler = (I_CmsXmlContentVisibilityHandler)(Class.forName(className).newInstance());
              } catch (Exception e) {
                  LOG.error(e.getLocalizedMessage(), e);
              }
          }
          VisibilityConfiguration result = new VisibilityConfiguration(handler, params);
          return result;
      }