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From peter reilly <>
Subject Re: Dynamic Configurator
Date Thu, 20 Mar 2003 18:56:31 GMT
Ant Dev with java gives an example.

I used DynamicConfigurator to implement custom
conditions in bugzilla bug no : 17199
I did not have the problems you describe.


On Thursday 20 March 2003 18:45, Brett Wooldridge wrote:
> Hello list,
>    I'm trying to use DynamicConfigurator and am having some
> difficulty.  I have a class that implements DynamicConfigurator
> and is used to wrap around other tasks, like:
> <mywrapper someattr="somevalue">
>     <junit ...>
>         <yada yada>
>     </junit>
> </mywrapper>
> Further, mywrapper is being used inside of a parallel task
> (it may not matter, but I'm trying to provide all data).
> When I run ant, I see that createDynamicElement() gets
> called twice for the <junit> element, and further that
> setDynamicAttribute() gets called twice for someattr.
> Now, setDynamicAttribute() getting called twice is mostly
> harmless, but it seems that creating two Objects due to
> createDynamicElement() being called twice seems like
> a bug.  How can I tell I'm getting called a second time
> for a first instance of <junit> or called the first time for a
> second instance of <junit>?
> I cannot find any usage of DynamicConfigurator within the
> 1.5.2 ant source tree (ie no "implementations") to compare
> my code to.
> I put a Thread.dumpStack() inside of my implementations
> of those methods, and can provide the stacks for the two
> calls (they ARE different) if that would help.
> Thanks in advance.
> Brett Wooldridge
> Sr. Software Eng.
> IronGrid, Inc.

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