Cookies in JSF

  // create cookies
  HttpServletResponse httpServletResponse = 
   (HttpServletResponse)FacesContext.getCurrentInstance().getExternalContext().getResponse();
  Cookie cookie = new Cookie("cookieKey", "cookieValue");   
  cookie.setMaxAge(365);
  cookie.setComment("A Comment");
  httpServletResponse.addCookie(cookie);  
  
  // get cookies
  HttpServletRequest httpServletRequest = 
   (HttpServletRequest)FacesContext.getCurrentInstance().getExternalContext().getRequest();   
  Cookie[] cookies = httpServletRequest.getCookies();
  if (cookies != null) {
   for(int i=0; i<cookies.length; i++){
    if (cookies[i].getName().equalsIgnoreCase("cookieKey")){
     String cookieValue = cookies[i].getValue(); 
    }
   }
  }