protected Element exportDataElement(String id) {
final RuntimeRequestResponse request = new RuntimeRequestResponse();
request.setAttribute(this.idAttributeName, id);
final ReturnValueImpl result = new ReturnValueImpl();
final TaskResponse response = new RuntimeRequestResponse(
Collections.<String, Object> singletonMap("Attributes.RETURN_VALUE", result));
task.perform(request, response);
return (Element)result.getValue();