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Subject: Re: XMLFragment
From: Peter reilly <peter.reilly@corvil.com>
To: Ant Developers List <dev@ant.apache.org>
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On Thu, 2003-11-27 at 12:15, Stefan Bodewig wrote:
> Hi,
> 
> I've just added a utility class to CVS HEAD that can be used to turn
> nested content into a DOMFragment (not necessarily a tree).  I.e., if
> you use it as your nested element like
> 
>     public void addContext(XMLFragment f)
> 
> you can get the DOMFragment corresponding to the structure nested into
> <content> from
> 
>    <content>
>      <some-element>with nested text</some-element>
>      <and-another-one with="parameters"/>
>    </content>
> 
> via f.getFragment()
Pretty cool.
> 
> Dominique has posted similar code here and on the user list a couple
> of times and Upayavira needed something like this for his cocoon Ant
> task.  I will need it for my <nant> and <msbuild> sandbox tasks.
> 
> Some notes:
> 
> * it doesn't deal very well with mixed content - but this is a general
>   problem of all Ant elements.
This is something that we should look at in the 1.7 timeframe.
> 
> * Namespace support is not complete.  Peter, correct me if I'm wrong.
>   I can get the namespace URI and the local name, but I can't get
>   access to the prefix actually used on the elements when I use the
>   DynamicConfigurator interface.

This is correct, the prefix is only known at parse time.
I was thinking of retaining the prefix and storing it in
the corresponding UnknownElement - but never got around to
doing this.

When this is done, we could provide a namespace-aware
DynamicConfigurator interface.

Peter
> 
>   Right now I don't parse the name at all, it may be better to extract
>   the namespace URI and the local name (currently commented out in the
>   committed code) instead.
> 
> * I've put it into the util package.  types would be an alternative.
> 
> * Even though I'll have to copy it into my dotnet antlib sandbox if I
>   want to use it and Ant 1.6 together, I'd still prefer to keep it
>   outside of the 1.6 branch in order to not push too many things into
>   1.6 anymore.
> 
> Stefan


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