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To: Jakarta Commons Developers List <commons-dev@jakarta.apache.org>
Subject: Re: [logging] Bug 38174 and JCL 1.1
Date: Thu, 19 Jan 2006 22:46:40 +0100
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Boris Unckel wrote:

> Hello Robert,
>=20
> robert burrell donkin wrote:
>> i'm going through the patches (by hand) now.
>>
>> i notice that a lot of the parameters are now declared final (which is -
>> usually - good). i would have expected that this should not effect
>> binary compatibility but unfortunately, i can't find anywhere in the JLS
>> where this is definitely specified. i'm very reluctant to add any
>> changes which risk (at all) binary compatibility issues.
>>
>> anyone know of a definitive reference?
>=20
> First my apologies to not mention it in the patch description - I am used
> to final the parameters, so I did not recognize it actively.
> I cannot cite a spec or a similiar document. After your mail I just used
> JAD to decompile a class again.
> The final before the parameters is not part of the decompiled class.
>=20
> I know that this is not a proove, but a hint.
> If this is going to be a show stopper, the final should be removed.

It has no effect on the binary output, otherwise you could not overwrite=20
methods and change this modifier for the parameters. For parameters it is=20
just a hint for the compiler and prevents accidental assignment.

=2D J=F6rg

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