code: public Interceptors<BeansDescriptor> getOrCreateInterceptors()
     {
        List<Node> nodeList = model.get("interceptors");
        if (nodeList != null && nodeList.size() > 0)
        {
           return new InterceptorsImpl<BeansDescriptor>(this, "interceptors", model, nodeList.get(0));
        }
        return createInterceptors();
     }
docs: If not already created, a new <code>interceptors</code> element will be created and returned. Otherwise, the first
  existing <code>interceptors</code> element will be returned.
  
  @return the instance defined for the element <code>interceptors</code>