}

    protected String appendQueryParameter(final Map<String, Object> document, final String url) {
        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        if (fessConfig.isAppendQueryParameter()) {
            if (url.indexOf('#') >= 0) {
                return url;
            }

            final String mimetype = DocumentUtil.getValue(document, fessConfig.getIndexFieldMimetype(), String.class);

    }

    default void setAppendQueryParameter(final boolean value) {
        setSystemPropertyAsBoolean(Constants.APPEND_QUERY_PARAMETER_PROPERTY, value);
    }

    default boolean isAppendQueryParameter() {
        return getSystemPropertyAsBoolean(Constants.APPEND_QUERY_PARAMETER_PROPERTY, false);
    }

    default void setIgnoreFailureType(final String value) {