checking availability of resource

> What is the best way to check if a file is present in a file system?
>
> I store XML files on a disk (I use the web app resource manager) and
> need to build a different XForms model, depending on the
> presence/absence of the resource. I tried to use the URL generator with
> dynamically-built content of the "url" element of the config, but this
> is not good approach as the resource manager throws an error if
> resource is not found.
>
> Any ideas?
>
> Thanks
>
> Alex.
>

> I'm not saying this is ideal, but you could perhaps
> use the directory scanner to build a document with all the files, then
> your conditional statement can test for a file in that document.
>
> http://www.orbeon.com/ops/doc/processors-directory-scanner
>
> You could build the document within a scope generator,
> not with every request.
>
> --Hank
>
> ----- Original Message ----- From: "Alexander Zatko" <[hidden email]>
> To: <[hidden email]>
> Sent: Thursday, December 08, 2005 11:18 AM
> Subject: [ops-users] checking availability of resource
>
>> What is the best way to check if a file is present in a file system?
>> I store XML files on a disk (I use the web app resource manager) and
>> need to build a different XForms model, depending on the
>> presence/absence of the resource. I tried to use the URL generator
>> with dynamically-built content of the "url" element of the config,
>> but this is not good approach as the resource manager throws an error
>> if resource is not found.
>> Any ideas?
>> Thanks
>> Alex.
>
>
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