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From Nick Burch <>
Subject Re: [Validator] Localhost and email/domain validation
Date Mon, 04 Apr 2011 11:56:37 GMT
On Mon, 28 Mar 2011, Nick Burch wrote:
> At the moment, the Email Validator considers @localhost email addresses 
> to be invalid, due to the Domain Validator not considering it to be 
> valid.
> Initially I thought this was wrong for all cases, so I opened 
> VALIDATOR-292 and attached a patch that fixed this. However, after a bit 
> more thinking and some discussions with a friend who also uses the email 
> validator, I began to think it might need to be configurable. For a 
> development setup, and possibly also for an intranet setup, you likely 
> do want @localhost email addresses to be considered valid. You possibly 
> also want to allow @machinename ones too. However, for a public facing 
> internet app setup you likely wouldn't want that.
> What do people think on this? Should the Email Validator accept 
> @localhost by default? And if not, what's the best way to allow the user 
> to indicate that they do want that - another method (eg isValidLocal), 
> overloading (eg isValid(String, boolean acceptLocal) or something else?

Any takers on this? I'm happy to re-work my patch if required, but if the 
silence means people are happy with @localhost being accepted as valid, 
then my existing patch could be applied as-is.


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