private static SpnegoToken getToken ( byte[] token, int off, int len ) throws SpnegoException {
        byte[] b = new byte[len];
        if ( off == 0 && token.length == len ) {
            b = token;
        }
        else {
            System.arraycopy(token, off, b, 0, len);
        }
        return getToken(b);
    }


    private static SpnegoToken getToken ( byte[] token ) throws SpnegoException {

        setupEpg(_epgMap, et -> ((AccessToken) et).getPermissions(), (et, vl) -> ((AccessToken) et).setPermissions((String[]) vl),
                "permissions");
        setupEpg(_epgMap, et -> ((AccessToken) et).getToken(), (et, vl) -> ((AccessToken) et).setToken(DfTypeUtil.toString(vl)), "token");
        setupEpg(_epgMap, et -> ((AccessToken) et).getUpdatedBy(), (et, vl) -> ((AccessToken) et).setUpdatedBy(DfTypeUtil.toString(vl)),
                "updatedBy");

                    .setAnalyzer(getContentsAnalyzerName(field, lang)).execute().actionGet(settings.getIndicesTimeout());
            return analyzeResponse.getTokens();
        }

        @Override
        public List<AnalyzeToken> analyzeAndReading(final String text, final String field, final String lang) {
            try {

            result.setParameterName(DfTypeUtil.toString(source.get("parameter_name")));
            result.setPermissions(toStringArray(source.get("permissions")));
            result.setToken(DfTypeUtil.toString(source.get("token")));
            result.setUpdatedBy(DfTypeUtil.toString(source.get("updatedBy")));
            result.setUpdatedTime(DfTypeUtil.toLong(source.get("updatedTime")));

        verifyCrudMode(form.crudMode, CrudMode.CREATE);
        validate(form, messages -> {}, this::asEditHtml);
        verifyToken(this::asEditHtml);
        getAccessToken(form).ifPresent(entity -> {
            entity.setToken(accessTokenHelper.generateAccessToken());
            try {
                accessTokenService.store(entity);
                saveInfo(messages -> messages.addSuccessCrudCreateCrudTable(GLOBAL));