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https://issues.apache.org/jira/browse/STANBOL-915?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Rafa Haro closed STANBOL-915.
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    Resolution: Fixed

> Revise Stanbol Bundlelists to ease building of customised Launcher 
> Configurations 
> ----------------------------------------------------------------------------------
>
>                 Key: STANBOL-915
>                 URL: https://issues.apache.org/jira/browse/STANBOL-915
>             Project: Stanbol
>          Issue Type: Improvement
>          Components: Build
>            Reporter: Rupert Westenthaler
>            Assignee: Rupert Westenthaler
>            Priority: Major
>
> Apache Stanbol uses 'partialbundlelists' as supported by the Apache Sling 
> Maven Launch Plugin to define list of modules (OSGI bundles) defined by 
> Stanbol Component. But currently those bundle lists are not self consistent 
> meaning that users can not only depend to such a bundlelist to have a feature 
> available in a Laucnher.
> In the following I will use the Refactor Engine as an Example:
> * The Refactor Engine module is part of the enhancer bundle list
> * The Enhancer bundlelist requires the stanbolcommons bundle list
> * The stanbolcommons bundle list requires the osgiframework list
> * The Refactor Engines requires the Stanbol Rules component, because of that 
> users would also need to include the rules bundle list
> * As the Refactor Engine also uses the Entityhub users would also need to 
> include the entityhub bundlelist.
> All those dependencies are currently not defined in the Bundlelist. Users 
> need to know them when using the bundle lists.
> Because of that the current bundle lists in Stanbol are also of a very high 
> granularity. E.g. the "stanbolcommons" include about 15 modules that would 
> not be needed to run the stable launcher (e.g. Clerezza Jena TDB storage, 
> Clerezza SPARQL, Clerezza Platform, Commons OWL, Commons Jobs). The main 
> reason for that is that more fine granular lists would not be manageable 
> because of the above issue.
> The goal of this Issue is to solve this problem by adding maven dependencies 
> between bundle lists and to use the transitive closure over those when 
> building a launcher. This means that each bundle list - or to be concrete - 
> the maven module defining a `partialbundlelsit` will consists out of two 
> things
> * a `pom.xml` file defining dependencies to other required bundle lists
> * a `list.xml` file defining additional modules
> There will be bundle lists on two levels
> 1. Module (Feature) level: Those bundle lists allow users to add specific 
> features (e.g. Apache Tika based Enhancement Engines, Solr Based Storage for 
> the Entityhub)
> 2. Component level: This are bundle lists providing a Stanbol Component (e.g. 
> the Stanbol Enhancer with typical Enhancement Engines)
> The idea is that users will start to build custom Stanbol Launchers by using 
> the Component level lists. E.g. Stanbol Enhancer & Stanbol Entityhub plus 
> some custom Enhancement Engines. The feature level lists will allow expert 
> users to build even more focused Launchers for special use cases (e.g. Users 
> that directly access the Java API might want a launcher without the RESTful 
> interface).



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