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From Patrick Hunt <>
Subject Re: Feedback on updated NOTICE and LICENSE files (was: [VOTE] Release Kafka 0.7.0-incubating)
Date Tue, 06 Dec 2011 07:51:40 GMT
On Mon, Dec 5, 2011 at 11:24 PM, Patrick Hunt <> wrote:
> On Mon, Dec 5, 2011 at 6:45 PM, Niclas Hedhman <> wrote:
>> On Tue, Dec 6, 2011 at 6:25 AM, Patrick Hunt <> wrote:
>>> Personally I don't believe whirr is in error. Voldemort is under
>>> Apache 2.0 license, and as such falls under this:
>> See paragraph 4.4 of Apache License ver 2.0.
>> If Voldemort contains a NOTICE file, then it must be carried forward.
>> If it doesn't, IMHO you should have an entry in NOTICE that says the
>> work contains the Voldemort component.
> Hm, it does have a notice, it's pretty big/hairy:
> perhaps you can help me understand this a bit better, 4.4 addresses
> "Derivative Works", which afaict whirr is not:
> ""Derivative Works" shall mean any work, whether in Source or Object
> form, that is based on (or derived from) the Work and for which the
> editorial revisions, annotations, elaborations, or other modifications
> represent, as a whole, an original work of authorship. For the
> purposes of this License, Derivative Works shall not include works
> that remain separable from, or merely link (or bind by name) to the
> interfaces of, the Work and Derivative Works thereof."
> as whirr is "merely linking to the interfaces of" the work (whirr
> pulls in the jar file of/from voldemort) and not making any
> revision/annotation/....modifications of the original. Am I not
> reading that right? (IANAL)

Perhaps I did read that wrong. The "derivative work" here being the
voldemort jar, however I still wonder about the second part related to
"excluding those notices that do not pertain to any part of the
Derivative Works". (the following)

> I also notice in 4.4 where is says "excluding those notices that do
> not pertain to any part of the Derivative Works". Given that whirr is
> only including a single jar - from voldemort itself, not
> jetty/junit/etc... would it not be correct to say that these other
> notices do not pertain to whirr's use?
> Thanks!
> Patrick

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