Setting and Reading Cookies
Cookie[] cookies = request.getCookies();
boolean foundCookie = false;
for(int i = 0; i < cookies.length; i++) {
Cookie c = cookies[i];
if (c.getName().equals("color")) {
out.println("bgcolor = " + c.getValue());
foundCookie = true;
}
}
if (!foundCookie) {
Cookie c = new Cookie("color", "cyan");
c.setMaxAge(24*60*60);
response.addCookie(c);
}
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Setting and Reading Cookies
This page will set its background color using a cookie.