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Tip of the Day
Language: Java
Expertise: Intermediate
May 21, 2001

How to Read Client-Side Cookies From a Servlet

Reading cookies from a servlet is easy. You can gain access to any cookies sent by the browser from the javax.servlet.http.HttpServletRequest passed to the servlet's doGet, doPost, etc methods. HttpServletResponse offers a method, and Cookies[] getCookies() returns an array of Cookie objects.
// Check for cookies
Cookie[] cookies = request.getCookies();

// Check to see if any cookies exists
if (cookies != null)
	for (int i =0; i< cookies.length; i++)
		Cookie aCookie = cookies[i];
		System.out.println (
Sandeep Gain
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