pattern = Pattern.compile(getUserCodePattern());
            propMap.put(USER_CODE_PATTERN, pattern);
        }
        return pattern.matcher(userCode).matches();
    }

    String getQueryCollapseInnerHitsSorts();

    @SuppressWarnings("rawtypes")
    default OptionalThing<SortBuilder[]> getQueryCollapseInnerHitsSortBuilders() {
        @SuppressWarnings("unchecked")