response.addCookie("hasBeenHere", "true"); // response is a HttpServletResponse
Cookie c = new Cookie("hasBeenHere", "true"); request.addCookie(newCook); // request is a HttpServletRequest
List l = request.getCookies(); l.add(new Cookie("hasBeenHere", "true"));
Cookie c = new Cookie("hasBeenHere", "true"); response.addCookie(newCook); // response is a HttpServletResponse
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