code: private String getElementInfo(CmsObject cms, CmsContainerElementBean elementBean, CmsContainerPageBean page)
      throws Exception {
  
          return CmsContainerpageService.getSerializedElementInfo(
              cms,
              (HttpServletRequest)pageContext.getRequest(),
              (HttpServletResponse)pageContext.getResponse(),
              elementBean,
              page);
      }
docs: Returns the serialized element data.<p>
  
  @param cms the current cms context
  @param elementBean the element to serialize
  @param page the container page
  
  @return the serialized element data
  
  @throws Exception if something goes wrong