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From Nick Chalko <>
Subject Re: cvs commit: jakarta-gump/project jakarta-ant.xml jakarta-commons.xml jakarta-taglibs.xml uddi4j.xml xml-crimson.xml xml-xerces.xml
Date Sun, 05 Jan 2003 23:10:35 GMT
Nicola Ken Barozzi wrote:

> Sam Ruby wrote:
> [...]
>> Suppose centipede had a "gen" step that took a profile or workspace 
>> description and produced a single build.xml that could be run 
>> completely offline?
>> cvs co jakarta-avalon
>> centipede jakarta-avalon/profile.xml
>> ant jakarta-avalon/build.xml
>> Or, if you prefer, centipede could have options to "gen and run", or 
>> "run without regening".
>> Such profiles could even reference multiple projects, and could 
>> automatically build each in the correct order.
>> And power users could define workspaces that include multiple 
>> profiles, and provide override as appropriate.
> Welcome to Centipede's view.
> Actually it would be a bit different.
> cvs co jakarta-avalon
> cent
> I had at one point included Jenny in Centipede to run gen at every 
> project descriptor change, but other things needed to be in place to 
> make it run.
> So now the goal for me is is:
>  - centipede builds a single module.
>    Dependencies are traversed if the projects are in the same module,
>    and centipede builds them in the correct order.
>    Outer-module dependencies are automatically downloaded.
>    This is a use-case for excalibur. 

Lets add another middle goal.
- centipded builds mutliple arbitrary modules.
   A user defines a set of modules  (a workspace).
    centipede all projects, downloading jars for projects not in the 

This is the use case I need for my clients.

I think supporting this middle ground will cover both ends.  

The default workspace is  ./module.xml  
The max workspace is  gump.xml + ./module.xml + others

I think what we con do from centipede is modify  (probably in 
Instead of dropping is project when a dependency is not found.  add  the 
depenency as installed package and use ruper(or something) to get the 
download the jar.

>  - Centipede shall have a feature that it can automatically install
>    a working Gump system with the local Centipede projects.
>    The user can then tweak as wanted, and compile every local
>    project from local versions using Gump.
>    Thus building also non-centipede projects in the process.

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