Many thanks for the speedy update Stefan. 

-----Original Message-----
From: Stefan Guggisberg [mailto:[email protected]] 
Sent: 27 November 2009 09:18
To: [email protected]
Subject: Re: Constraints on Nodes

hi george

On Fri, Nov 27, 2009 at 10:00 AM,  <[email protected]> wrote:
>
> Hi
>
> I don't see anything available in jackrabbit that enables me to impose

> constraints on Nodes (e.g. ensure only one node of specific type is 
> created).

you can define costraints on the types of child nodes and on the values
of properties.

but there's no easy way of implementing something like a 'singleton
node'
(i.e. only one node instance of a particulal type per
workspace/repository).

cheers
stefan

>
> Can someone confirm that this feature is definitely NOT available, and

> if not whether there is a planned feature to provide it in the future.
>
> Many thanks
>
> Regards
>
> George Sibley

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