code: public Cookie getCookie(String cookieName) {
          
          for (Cookie cookie : getCookies()) {
              if (cookie.getName().equals(cookieName)) {
                  return cookie;
              }
          }
          
          return null;
      }
docs: Returns cookie with that name or null.
  
  @param cookieName Name of the cookie
  @return The cookie or null if not found.