code: public Node loadContent(URL contentDefinition) throws RepositoryException {
  
          LOG.info("Loading Content");
          final Session session = repository.getAdminSession();
          final XMLContentLoader loader = new XMLContentLoader();
          return loader.loadContent(session, contentDefinition);
      }
docs: Loads content from an external content definition into the underlying repository.
  
  @param contentDefinition
  URL pointing to the resource that defines the content to be loaded.
  
  @return The root node, defined by the content's document element, is returned.
  
  @throws RepositoryException