docs: protected void printElementWrapperTagEnd(boolean isGroupcontainer) throws IOException {
  
          if (m_editableRequest) {
              String result;
              if (isGroupcontainer) {
                  result = "</div>";
              } else {
                  result = "<div class=\""
                      + CmsContainerElement.CLASS_CONTAINER_ELEMENT_END_MARKER
                      + "\" style=\"display:none\"></div>";
              }
              pageContext.getOut().print(result);
          }
      }