docs: public void renderInlineEntity(String entityId, I_CmsInlineFormParent formParent) {
  
          m_entity = m_entityBackend.getEntity(entityId);
          if (m_entity != null) {
              if (m_rootHandler == null) {
                  m_rootHandler = new CmsRootHandler();
              } else {
                  m_rootHandler.clearHandlers();
              }
              m_validationHandler.setContentService(m_service);
              m_validationHandler.registerEntity(m_entity);
              m_validationHandler.setRootHandler(m_rootHandler);
              CmsType type = m_entityBackend.getType(m_entity.getTypeName());
              CmsButtonBarHandler.INSTANCE.setWidgetService(m_widgetService);
              m_widgetService.getRendererForType(type).renderInline(m_entity, formParent, this, m_rootHandler, 0);
              CmsUndoRedoHandler.getInstance().initialize(m_entity, this, m_rootHandler);
          }
      }