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From Josh <>
Subject Re: Subclassing ActionForward
Date Tue, 17 May 2005 23:12:46 GMT
Lee Harrington wrote:

>I want to check to see if the user is logged in before performing any
>action, and redirect to the login page if they are not.
>For example...they have a page open and their session times out....and
>then they click a button.  Right now an error occurs because they are
>no longer logged in.
>I wrote a bit of code that if I put it in the beggining of an action
>class...does just that.  But I don't want to have to put this in the
>front of each of my actions (particularly since I've already written a
>good portion of the app).
>Do I solve this by subclassing the action forward -- or in some other way?
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    Have you considered implementing a simple servlet filter to 
accomplish this? Alternatively, you could extend the RequestProcessor 
and provide a custom implementation of the processRoles method. However, 
that seems a bit heavy handed for something a simple as checking if a 
user is logged in.


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