private String[] protocols;

    @Override
    public void initialize(final UriType uriType) {
        protocols = switch (uriType.protocolType()) {
        case WEB -> ComponentUtil.getFessConfig().getCrawlerWebProtocolsAsArray();
        case FILE -> ComponentUtil.getFessConfig().getCrawlerFileProtocolsAsArray();
        default -> throw new ConstraintDefinitionException("protocolType is emtpy.");
        };
    }

    @Override