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Message-ID: <20040121123947.29978.qmail@web41702.mail.yahoo.com>
Date: Wed, 21 Jan 2004 04:39:47 -0800 (PST)
From: Phil Steitz <steitzp@yahoo.com>
Subject: Re: [id] UUID sending more code and a question or two
To: Jakarta Commons Developers List <commons-dev@jakarta.apache.org>
In-Reply-To: <DFELLFNEHCMNIPIBAAPGEEAPCOAA.tim.reilly@consultant.com>
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--- Tim Reilly <tim.reilly@consultant.com> wrote:
 
> With that I'll create a bugzilla enhancement to add the UUIDClock and
> UUIDSystemClock code for review. UUIDClock has changed to an interface,
> UUIDSystemClock uses the System class to get the time, without the thread
> and other code to compensate for time resolution issues. The code that
> was
> in UUIDClock I now have in a class called UUIDThreadClock (having some
> issues with the unit tests seeming to hang, I'll send when I can get that
> resolved).

Sounds good.

> 
> It would be difficult for me to use the C code in the unit tests (but not
> impossible I suppose.) I guess the question is .. should the unit tests
> have
> this / JNI code? I felt it was important to test against the C reference
> code in the UUID draft appendix, since any errors in implementation for
> this
> code can't be fixed easily (the unique contract depends on correctly
> implementing the spec.)
> 

That sounds like a PITA and I wonder if we are really thinking about this
correctly.  Interleaving JNI calls and comparing timestamps will be hard
and ultimately inconclusive, IIUC.  What exactly did you have in mind here?

Phil
 

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