[Yanel-dev] Upgrading to Lucene 2.9.2 or 3.0.1

[Michael Wechner]

Michael Wechner wrote:
> Michael Wechner wrote:
>> Hi
>>
>> We are currently using Lucene 2.2.0 which is rather "old" and I think 
>> we should at least upgrade to Lucene 2.9.2,
>> whereas my tests so far show that this should be possible without a 
>> problem.

btw, beside Yarep the Yanel nutch resource also has pointer to 2.2.0

src/contributions/resources/nutch/src/build/dependencies.xml

I will document this, but in the long run we should try to get rid of 
this "redundant" dependency.

Cheers

Michi
>>
>> Upgrading to 3.0.1 is rather an issues, because it does not seem to 
>> be backwards compatible on an API level,
>> whereas index wise I am not sure.
>
> also see
>
> http://lucene.apache.org/java/3_0_0/changes/Changes.html
>
> Cheers
>
> Michi
>>
>> But anyway we need to think how to upgrade at some later stage ...
>>
>> Thanks
>>
>> Michi
>