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Re: [aether-users] Multiple processes writing to same local repository (in very specific circumstances)
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The takari-local-repository is already used in M2Eclipse so it's already going into Mars.
On Apr 23, 2015, at 8:57 AM, Andreas Sewe <andreas.sewe@xxxxxxxxxxxxxx> wrote:
> Hi,
>
> I am wondering if multiple Aether *processes* (not threads) will corrupt
> a shared local repository if the following conditions are met:
>
> - All processes use the *same* remote repository
> - All processes only write to the local repository through Aether
> - All artifacts in the remote repository are snapshots
> - The local repository is managed using
> aether.artifactResolver.snapshotNormalization=false.
>
> I observe *.part and .part.lock files being created during the download
> and the code in org.eclipse.aether.connector.basic.PartialFile suggests
> that multiple processes downloading the same file won't step on each
> others toes. Is this true?
>
> And yes, I am aware of the takari-local-repository project [1], but this
> also has to handle cases like multiple, different remote repositories,
> so it might be overkill. (Besides, it's unlikely that I can get
> takari-local-repository and friends OSGified and IP-reviewed in time for
> Eclipse Mars.)
>
> Best wishes,
>
> Andreas
>
> [1] <https://github.com/takari/takari-local-repository>
>
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Thanks,
Jason
----------------------------------------------------------
Jason van Zyl
Founder, Takari and Apache Maven
http://twitter.com/jvanzyl
http://twitter.com/takari_io
---------------------------------------------------------
To think is easy. To act is hard. But the hardest thing in the world is to act in accordance with your thinking.
-- Johann von Goethe
