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From: EJ Ciramella <eciramella@archivas.com>
Subject: Re: can ant solve this rather complex challenge
Date: Tue, 23 Aug 2005 12:36:28 -0400
To: "Ant Users List" <user@ant.apache.org>

Could Apply/ExecOn be your solution?


On Aug 23, 2005, at 12:28 PM, Scott Bell wrote:

>
>
> Problem statement:
>
> I have a number of simple tcl scripts, and they take a set number  
> of params as input (argv). Usually 1-10 params.  They can all run  
> standalone, but have dependencies. ANT is therefore perfect for them.
>
> I have the params that I send to the scripts as named value pairs  
> in a set of property files. We clone the property files for each  
> objects we want created.
>
> For example
>
> hostobject1.properties
> hostobject2.properties
>
> we would send to hostobject.tcl twice to create two objects.
>
> Ok, so far...but, its not a good way to run a deployment, run a  
> script twice manually.
>
> But it gets more complicated. There are about 10 difference scripts  
> and with each script, we  often need to create many objects, each  
> with its own properties.
>
> So here is the solution (question is, can ANT make it possible):
>
> We want to run each one of the scripts,  once for every property  
> file that EXISTS, and we want to use ant to drive the whole thing.
>
> So, if there is a hostobject5..properties file..in a directory, ant  
> knows it needs to run the script for it to create the object.
>
> So ant goes and
> 1. finds the properties files
> 2. understands from the name of the property file what task to  
> execute and pass it to
> 3. iterates over all files, calls the correct task once for each  
> property file it has
>
> Even better, we can put cloned property files into directories to  
> keep everything neat and tidy.
>
> How do we do this?  Can ANT make it work? or do I need a shell script.
>
> There are filesets, macrodefs..etc.
>
> We use 1.5 of ant, but..can upgrade to 1.6, if required. 1.5  
> solution preferred.
>
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