return new Tuple3[] { new Tuple3<>("Host", "example.com", "site1") };
            }
        });

        MockletHttpServletRequest request = getMockRequest();
        // Don't add any headers, so getHeader will return null

        String result = virtualHostHelper.processVirtualHost(s -> "processed_" + s, "default");
        assertEquals("default", result);
    }

    @Test

        if (cookieSecure != null) {
            return cookieSecure;
        }

        return LaRequestUtil.getOptionalRequest().map(req -> {
            String forwardedProto = req.getHeader("X-Forwarded-Proto");
            if ("https".equalsIgnoreCase(forwardedProto)) {
                return true;
            }
            return req.isSecure();
        }).orElse(false);
    }

    /**

            searchLog.setClientIp(StringUtils.abbreviate(context.clientIp, 100));
            searchLog.setReferer(StringUtils.abbreviate(context.request.getHeader("referer"), 1000));
            searchLog.setUserAgent(StringUtils.abbreviate(context.request.getHeader("user-agent"), 255));

            searchLog.setAccessType(determineAccessType(context.request.getAttribute(Constants.SEARCH_LOG_ACCESS_TYPE)));

     * @param roleSet The set of roles.
     */
    protected void processHeader(final HttpServletRequest request, final Set<String> roleSet) {

        final String parameter = request.getHeader(headerKey);
        if (logger.isDebugEnabled()) {
            logger.debug("{}:{}", headerKey, parameter);
        }
        if (StringUtil.isNotEmpty(parameter)) {

                if (logger.isDebugEnabled()) {
                    logger.debug("principal={}", principal);
                }
            } catch (final Exception e) {
                final String authzHeader = request.getHeader(Constants.AUTHZ_HEADER);
                final String maskedHeader;
                if (authzHeader == null) {
                    maskedHeader = "null";
                } else if (authzHeader.length() <= 10) {

        final String secure = fessConfig.getCookieSearchParameterSecure();
        if (StringUtil.isBlank(secure)) {
            final String forwardedProto = request.getHeader("X-Forwarded-Proto");
            if ("https".equalsIgnoreCase(forwardedProto)) {
                return true;
            }
            return request.isSecure();
        }

     *
     * @param request the HTTP servlet request
     * @return the client IP address
     */
    public String getClientIp(final HttpServletRequest request) {
        final String value = request.getHeader("x-forwarded-for");
        if (StringUtil.isNotBlank(value)) {
            return value;
        }
        return request.getRemoteAddr();
    }

    /**