Cookies in Servlet

1. Non-persistent cookie
2. Persistent cookie

How to create Cookie?

Cookie ck=new Cookie("user","Rajender");//creating cookie object  

response.addCookie(ck);//adding cookie in the response  

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How to delete Cookie?

Cookie ck=new Cookie("user","");//deleting value of cookie  

ck.setMaxAge(0);//changing the maximum age to 0 seconds  

response.addCookie(ck);//adding cookie in the response  

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How to get Cookies?

Cookie ck[]=request.getCookies();  

for(int i=0;i<ck.length;i++)

{  

 out.print("<br>"+ck[i].getName()+" "+ck[i].getValue());
//printing name and value of cookie  

} 

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