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From "Jose Alberto Fernandez" <jalbe...@cellectivity.com>
Subject RE: antlib
Date Wed, 21 May 2003 10:32:49 GMT
Antoine,

Great job, I think you have sumarized alot of the discussion quite well.

Thanks,

Jose Alberto

> -----Original Message-----
> From: Antoine Levy-Lambert [mailto:levylambert@tiscali-dsl.de]
> Sent: 21 May 2003 09:58
> To: Ant Developers List
> Subject: antlib
> 
> 
> I have prepared a few days ago some html pages located under 
> http://ant.apache.org/projects/antlib/index.html
> They might be interesting if you want to read more about the 
> proposal of Jose Alberto Fernandez.
> These pages do not explain yet the proposal of Peter Reilly 
> due to the fact that I had prepared them right before Peter 
> submitted it.
> 
> I still think that the roles concept is good and I would like 
> to make a separate proposal for roles.
> My idea would be along the following lines, supposing that 
> ant is being used by specialists of geometry :
> 
> <taskdef name="computearea" class="org.apache.demo.ComputeAreaTask"/>
> <taskdef name="computeperimeter" 
> class="org.apache.demo.ComputePerimeterTask"/>
> <roledef name="shape" class="org.apache.demo.ShapeInterface"/>
> <typedef name="circle" class="org.apache.demo.Circle" role="shape"/>
> <typedef name="square" class="org.apache.demo.Square" role="shape"/>
> 
> How this would work :
> 
> - taskdefs are normal, just to understand how this would be used
> - roledef : creates a hash table linking a role name with an interface
> - role attribute in typedef : do something so that 
> introspectionhelper will translate
> addConfigured(org.apache.demo.ShapeInterface) in the 
> ComputeAreaTask and ComputePerimeterTask into :
> 
> 
> addConfiguredCircle
> 
> and
> 
> addConfiguredSquare
> 
> the role attribute would allow an expansion of the 
> addConfigured method to suit different typedef names which 
> are expected in the project.
> 
> Antoine
> 

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