Answer Posted / sandeep m

Cookie is a key value pair stored by server at client side
for session tracking any other related use.

Cookie class is available in javax.servlet.http package.
cookies can be retrieved from
javax.servlet.http.HttpServletRequest object using
getCookies() method.

getCookies() returns Cookie[] array object. Any number of
Cookies can be stored on response object.

cookie can be added to
javax.servlet.http.HttpServletResponse object. using
resp.addCookie(new Cookie("key","value"));

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