dev@fi.java.net

Re: UUID class in JDK 5.0

From: Alan Hudson <giles_at_yumetech.com>
Date: Wed, 26 Jan 2005 09:14:37 -0800

Paul Sandoz wrote:

> Hi,
>
> As part of the support for FI encoding algorithms i need to produce or
> consume UUIDs.
>
> I started writing a UUID class, got 10% of the way and realised this
> is going to take a little bit more work so did a little search and
> found that JDK 5.0 has a class which looks suitable.
>
> I now have a couple of choices:
>
> 1) Do not bother with the UUID class and keep the interface very
> simple e.g. msb and lsb of the UUID as two longs, then people who use
> 5.0 can easily create a UUID class from these longs or produce longs
> from the UUID class.
>
> 2) Port the 5.0 UUID class to 1.4.2. This may involve licensing issues
> too.
>
> So i think the best thing to do is go for the first solution that does
> not presuppose a the use of a UUID class.
>
Option sounds good. Personally I've never used a UUID.

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