1. 생성 코드
Cookie myCookie = new Cookie("myTestCookie", "HelloMyWorld");
myCookie.setMaxAge(24*60*60);
myCookie.setPath("/");
response.addCookie(myCookie);
2. 조회 코드
Cookie[] cookies = request.getCookies();
out.print("cookie.length : "+cookies.length+"<br>");
for ( int i=0; i<cookies.length; i++) {
out.print("["+i+"] name : "+cookies[i].getName());
out.print(" | value : "+cookies[i].getValue()+"<br>");
}