ldap.attr.preferredLanguage=preferredLanguage
# LDAP attribute for department number.
ldap.attr.departmentNumber=departmentNumber
# LDAP attribute for UID number.
ldap.attr.uidNumber=uidNumber
# LDAP attribute for GID number.
ldap.attr.gidNumber=gidNumber
# LDAP attribute for home directory.
ldap.attr.homeDirectory=homeDirectory

# ----------------------------------------------------------

     */
    String getLdapAttrUidNumber();

    /**
     * Get the value for the key 'ldap.attr.gidNumber'. <br>
     * The value is, e.g. gidNumber <br>
     * comment: LDAP attribute for GID number.
     * @return The value of found property. (NotNull: if not found, exception but basically no way)
     */
    String getLdapAttrGidNumber();

    /**