accessTokenList.pageRange(op -> op.rangeSize(fessConfig.getPagingPageRangeSizeAsInteger())).createPageNumberList());

        return accessTokenList;
    }

    public OptionalEntity<AccessToken> getAccessToken(final String id) {
        return accessTokenBhv.selectByPK(id);
    }

    public void store(final AccessToken accessToken) {

            }

            // TODO validate signiture

            final Map<String, Object> attributes = new HashMap<>();
            attributes.put("accesstoken", tr.getAccessToken());
            attributes.put("refreshtoken", tr.getRefreshToken() == null ? "null" : tr.getRefreshToken());
            attributes.put("tokentype", tr.getTokenType());