code: public List<PublicRenderParameterType<PortletDescriptor>> getAllPublicRenderParameter()
     {
        List<PublicRenderParameterType<PortletDescriptor>> list = new ArrayList<PublicRenderParameterType<PortletDescriptor>>();
        List<Node> nodeList = model.get("public-render-parameter");
        for(Node node: nodeList)
        {
           PublicRenderParameterType<PortletDescriptor>  type = new PublicRenderParameterTypeImpl<PortletDescriptor>(this, "public-render-parameter", model, node);
           list.add(type);
        }
        return list;
     }
docs: Returns all <code>public-render-parameter</code> elements
  @return list of <code>public-render-parameter</code>