How do I determine whether cookies are enabled from within a JSP?

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Index:Java 2 Enterprise Edition (J2EE):JavaServer Pages (JSP)

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How do I determine whether cookies are enabled from within a JSP?

The following JSP prints out whether cookies are enabled or not. It does so by setting a temporary cookie, redirecting to itself and checking whether the cookie is still there.

DetectCookieSupport.jsp:

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To test it out, go to http://www.javaspace.com/docs/DetectCookieSupport.jsp.

To disable cookies in IE6, go to Tools -> Internet Options -> Privacy -> Advanced -> block all
and restart your browser.

Further Information

Author of answer: Joris Van den Bogaert

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