[Yanel-dev] lucene dependencies

[Michael Wechner]

Josias Thöny wrote:

> Michael Wechner wrote:
>
>> Hi
>>
>> I have implemented Lucene indexing/searching into the Yarep "new 
>> virtual  file system" repo impl, whereas I am using Lucene 2.2.0 
>> because it contains the IndexWriter.update method simplifying the 
>> incremental update of already indexed documents.
>>
>> Now the problem is that for instance Jackrabbit 1.3.3 uses Lucene 
>> 2.0.0 which is not compatible and some other Yanel resources use also 
>> different lucene versions resp. related classes. I did an overview as 
>> follows:
>>
>> - Wiki resource 
>> (src/contributions/resources/wiki/src/build/dependencies.xml)
>>  <dependency groupId="apache-org-lucene" 
>> artifactId="lucene-highlighter" version="1.x"/>
>>
>> - Nutch resource 
>> (src/contributions/resources/nutch/src/build/dependencies.xml)
>>  <dependency groupId="apache-org-lucene" artifactId="lucene-core" 
>> version="1.9.1"/>
>>  <dependency groupId="apache-org-lucene" artifactId="lucene-misc" 
>> version="1.9.1"/>
>>
>> - Jackrabbit 1.3.3
>>   depends on Lucene 2.0.0 whereas I was told that Jackrabbit 1.4 will 
>> depend on Lucene 2.2.0
>>
>> - Yarep
>>   depends on Lucene 2.2.0
>>
>> Well, of course we can update some of the above resources, but still 
>> the conflict of the various dependencies is a real problem and I am 
>> not sure how we can best fix this.
>>
>> I know we have discussed this before, but new suggestions are very 
>> welcome.
>
>
> I think the build process of a resource type should not copy the 
> dependencies into the yanel build directory, because this makes it 
> impossible for the main build process to handle dependency conflicts.
>
> Maybe each resource type could provide a pom file containing its 
> custom dependencies, and the main build process would depend on all 
> those pom files.
>
> WDYT?


yes, that sounds good to me. I think it would also allow to deploy 
resources as packages more easily.

Cheers

Michi

>
> josias
>
>>
>> Cheers
>>
>> Michi
>>
>>
>
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-- 
Michael Wechner
Wyona      -   Open Source Content Management   -    Apache Lenya
http://www.wyona.com                      http://lenya.apache.org
michael.wechner at wyona.com                        michi at apache.org
+41 44 272 91 61