//                                                                            Accessor
    //                                                                            ========
    public Long getGidNumber() {
        checkSpecifiedProperty("gidNumber");
        return gidNumber;
    }

    public void setGidNumber(Long value) {
        registerModifiedProperty("gidNumber");
        this.gidNumber = value;

    //                                       ---------------
    protected final Map<String, PropertyGateway> _epgMap = newHashMap();
    {
        setupEpg(_epgMap, et -> ((Group) et).getGidNumber(), (et, vl) -> ((Group) et).setGidNumber(DfTypeUtil.toLong(vl)), "gidNumber");
        setupEpg(_epgMap, et -> ((Group) et).getName(), (et, vl) -> ((Group) et).setName(DfTypeUtil.toString(vl)), "name");
    }

    @Override

        OptionalUtil.ofNullable(user.getUidNumber()).filter(s -> StringUtil.isNotBlank(s.toString()))
                .ifPresent(s -> entry.put(new BasicAttribute(fessConfig.getLdapAttrUidNumber(), s)));
        OptionalUtil.ofNullable(user.getGidNumber()).filter(s -> StringUtil.isNotBlank(s.toString()))

    }

    public void setFacsimileTelephoneNumber(String value) {
        registerModifiedProperty("facsimileTelephoneNumber");
        this.facsimileTelephoneNumber = value;
    }

    public Long getGidNumber() {
        checkSpecifiedProperty("gidNumber");
        return gidNumber;
    }

    public void setGidNumber(Long value) {
        registerModifiedProperty("gidNumber");
        this.gidNumber = value;

                (et, vl) -> ((User) et).setFacsimileTelephoneNumber(DfTypeUtil.toString(vl)), "facsimileTelephoneNumber");
        setupEpg(_epgMap, et -> ((User) et).getGidNumber(), (et, vl) -> ((User) et).setGidNumber(DfTypeUtil.toLong(vl)), "gidNumber");
        setupEpg(_epgMap, et -> ((User) et).getGivenName(), (et, vl) -> ((User) et).setGivenName(DfTypeUtil.toString(vl)), "givenName");