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From "Bernd Fondermann" <bernd.fonderm...@googlemail.com>
Subject Re: RemoteDelivery vs sun and geronimo javamail implementation
Date Fri, 20 Jun 2008 19:07:15 GMT
On Fri, Jun 20, 2008 at 8:40 PM, Stefano Bagnara <apache@bago.org> wrote:
> Having removed the CRLFOutputStream depedendency the only class having real
> dependencies on SUN's javamail *implementation* (com.sun classes) is the
> RemoteDelivery mailet.
>
> Geronimo's implementation provides almost identical classes but of course
> they are in their own package.
>
> IMO it woul be cool to support geronimo's javamail as like sun's javamail
> (we are ASF brothers :-) ), what can we do?
>
> Change RemoteDelivery to check instanceof of both classes (and add geronimo
> implementation to the build time depedencies)
>
> Add a GeronimoRemoteDelivery identical to the RemoteDelivery but renaming
> packages (same geronimo build time depedency).
>
> Use reflection to invoke the methods we use so that we can support both
> implementation with no build time dependencies.
>
> We currently call transport.supportsExtension("8BITMIME") method once per
> mail and SMTPAddressFailedException, SMTPAddressSucceededException and
> SMTPSendFailedException mainly for better bounce handling/debugging/logging
> purpose upon exception.
>
> So we would have 1 reflection for each delivery attempt + possibly 3-4
> reflections for each address failed upon delivery failure.
>
> I would go with reflections.

The reflection lookup could be done once for every call, on first-time
access, right? If so, I am +1.

  Bernd

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