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From Christopher Schultz <ch...@christopherschultz.net>
Subject Re: Programmic login to tomcat using username and password
Date Thu, 06 Sep 2007 21:01:46 GMT
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Quanxin,

zhu quanxin wrote:
>     I am looking for tomcat API for doing programmatic login. I read the
> source code of org.apache.catalina.authenticator.SingleSignOn, and
> find that it contains a method called reauthenticate maybe helpful.

[snip]

> but when I use those code in my application(for example a servlet), it
> could not work. I think I could not get the instance of realm in
> tomcat server.

That's because the Request object isn't an HttpServletRequest object,
which is what you have in your servlet. Without trouble, you can't get
access to this internal object from your servlet.

> do you have a better idea about programmic login, and how to write it?

Check out securityfilter... it keeps the user's principal in the session
instead of somewhere else, so it's easy to get. Not sure if it plays
well with SSO, though.

- -chris

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