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From Vadim Gritsenko <vadim.gritse...@verizon.net>
Subject Re: Should we catch java.lang.Error? (was RE: XMLForm and sitemap problem (fwd))
Date Thu, 08 May 2003 14:11:00 GMT
Bertrand Delacretaz wrote:

> Le Jeudi, 8 mai 2003, à 15:05 Europe/Zurich, Bruno Dumon a écrit :
>
>> ...So maybe it's better to go with the second approach then: simply 
>> send a
>> 500 to the browser, log the error, and rethrow it.
>
>
> In the particular case of a NoClassDefFoundError, I think it would be 
> good to report it to users as it is often caused by a configuration 
> problem that we'd like to explain as clearly as possible to the user. 


There is one particular example of NoClassDefFoundError in 
ServerPagesGenerator, you may want to look at it... For inspiration... ;)

Vadim


> But it might be dangerous, could cause infinite loops maybe?
>
> Is it possible to include additional information (exception info, 
> stack trace) with the 500 error? If so it would be a good solution, 
> even if not visible in the browser we could tell users to have a look 
> with wget if they suspect they're getting an "invisible" error.
>
> -Bertrand




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