LaRequestUtil.getOptionalRequest().ifPresent(req -> req.setAttribute(WEB_API_EXCEPTION, new WebApiException(statusCode, message)));
    }

    public static void setError(final int statusCode, final Exception e) {
        LaRequestUtil.getOptionalRequest().ifPresent(req -> req.setAttribute(WEB_API_EXCEPTION, new WebApiException(statusCode, e)));
    }

    public static void validate() {

    }

    public String getVirtualHostKey() {
        return LaRequestUtil.getOptionalRequest().map(req -> (String) req.getAttribute(FessConfig.VIRTUAL_HOST_VALUE)).orElseGet(() -> {
            final String value = processVirtualHost(s -> s, StringUtil.EMPTY);
            LaRequestUtil.getOptionalRequest().ifPresent(req -> req.setAttribute(FessConfig.VIRTUAL_HOST_VALUE, value));
            return value;
        });

    protected String cookiePath = "/";

    protected Boolean cookieSecure;

    protected boolean httpOnly = true;

    public String getUserCode() {
        return LaRequestUtil.getOptionalRequest().map(request -> {
            String userCode = (String) request.getAttribute(Constants.USER_CODE);
            if (StringUtil.isNotBlank(userCode)) {
                return userCode;
            }

        return stream(lang).get(stream -> stream.filter(StringUtil::isNotBlank).distinct().toArray(n -> new String[n]));
    }

    @Override
    public GeoInfo getGeoInfo() {
        return LaRequestUtil.getOptionalRequest().map(this::createGeoInfo)
                .orElseGet(() -> ComponentUtil.getQueryHelper().getDefaultGeoInfo());
    }

    @Override
    public FacetInfo getFacetInfo() {

                return true;
            }
        }
        return false;
    }

    protected OptionalThing<String[]> getQueryLanguages() {
        return LaRequestUtil.getOptionalRequest().map(request -> ComponentUtil.getFessConfig().getQueryLanguages(request.getLocales(),
                (String[]) request.getAttribute(Constants.REQUEST_LANGUAGES)));
    }

            this.queryString = queryString;
        }
        if (StringUtil.isBlank(this.queryString)) {
            this.queryString = "*";
        }
        if (isQuery) {
            LaRequestUtil.getOptionalRequest().ifPresent(request -> {
                highlightedQuerySet = new HashSet<>();
                request.setAttribute(Constants.HIGHLIGHT_QUERIES, highlightedQuerySet);

    protected static final String USER_AGENT = "user-agent";

    protected static final String USER_AGENT_TYPE = "ViewHelper.UserAgent";

    public UserAgentType getUserAgentType() {
        return LaRequestUtil.getOptionalRequest().map(request -> {
            UserAgentType uaType = (UserAgentType) request.getAttribute(USER_AGENT_TYPE);
            if (uaType == null) {
                final String userAgent = request.getHeader(USER_AGENT);

        } else {
            buf.append(contentType);
        }
        buf.append("; charset=");
        final String enc;
        if (encoding == null) {
            enc = LaRequestUtil.getOptionalRequest().map(HttpServletRequest::getCharacterEncoding).orElse(Constants.UTF_8);
        } else {
            enc = encoding;
        }
        buf.append(enc);

            num = fessConfig.getPagingSearchPageMaxSizeAsInteger();
        }
    }

    @Override
    public Object getAttribute(final String name) {
        return LaRequestUtil.getOptionalRequest().map(req -> req.getAttribute(name)).orElse(null);
    }

    @Override
    public Locale getLocale() {
        return ComponentUtil.getRequestManager().getUserLocale();
    }

    @Override

            }
            return (T) Boolean.valueOf(value.toString());
        }
        return null;
    }

    public static String encodeUrl(final String url) {
        final String enc = LaRequestUtil.getOptionalRequest().filter(req -> req.getCharacterEncoding() != null)
                .map(HttpServletRequest::getCharacterEncoding).orElse(Constants.UTF_8);
        final StringBuilder buf = new StringBuilder(url.length() + 100);