public static void putWarningCookie(final RequestContext context, final Boolean cookieValue) {
        context.getFlowScope().put("warnCookieValue", cookieValue);
    }
Put warning cookie value into flowscope.

@param context     the context
@param cookieValue the cookie value
core/cas-server-core-web-api/src/main/java/org/apereo/cas/web/support/WebUtils.java