}
        String keyStr = key.toString();
        if (keyStr.indexOf('_') < 0) {
            keyStr = CaseFormat.LOWER_CAMEL.to(CaseFormat.LOWER_UNDERSCORE, StringUtils.uncapitalize(keyStr));
        } else {
            keyStr = CaseFormat.LOWER_UNDERSCORE.to(CaseFormat.LOWER_CAMEL, keyStr);
        }
        return keyStr;
    }

    @Override
    public int size() {
        return parent.size();
    }

    }

    protected Map<String, Object> toLowerHyphen(final Map<String, Object> source) {
        return source.entrySet().stream()
                .collect(Collectors.toMap(e -> CaseFormat.UPPER_CAMEL.to(CaseFormat.LOWER_UNDERSCORE, e.getKey()), e -> {
                    final Object value = e.getValue();
                    if (value instanceof Map) {
                        @SuppressWarnings("unchecked")

    /** The key of the configuration. e.g. true */
    String LDAP_IGNORE_NETBIOS_NAME = "ldap.ignore.netbios.name";

    /** The key of the configuration. e.g. false */
    String LDAP_GROUP_NAME_WITH_UNDERSCORES = "ldap.group.name.with.underscores";

    /** The key of the configuration. e.g. false */
    String LDAP_LOWERCASE_PERMISSION_NAME = "ldap.lowercase.permission.name";

    /** The key of the configuration. e.g. true */

ldap.admin.group.object.classes=groupOfNames
ldap.admin.sync.password=true

ldap.auth.validation=true
ldap.max.username.length=-1
ldap.ignore.netbios.name=true
ldap.group.name.with.underscores=false
ldap.lowercase.permission.name=false
ldap.allow.empty.permission=true

ldap.role.search.user.enabled=true
ldap.role.search.group.enabled=true
ldap.role.search.role.enabled=true