RE: DTD validation with SVG graphics transformations

Thanks Michael - that shall be our approach.

-----Original Message-----
From: Michael Kay [mailto:mike@xxxxxxxxxxxx]
Sent: Friday, December 04, 2009 8:00 AM
To: xsl-list@xxxxxxxxxxxxxxxxxxxxxx
Subject: RE:  DTD validation with SVG graphics transformations

Yes, the XML parser will read the DTD - typically from a cache in the nearest
proxy server.

You can avoid this by using a catalog resolver to redirect the reference to a
local copy.

Regards,

Michael Kay
http://www.saxonica.com/
http://twitter.com/michaelhkay


> -----Original Message-----
> From: Ylvisaker, Steve [mailto:steve.j.ylvisaker@xxxxxxxxxxxxx]
> Sent: 04 December 2009 13:46
> To: xsl-list@xxxxxxxxxxxxxxxxxxxxxx
> Subject:  DTD validation with SVG graphics transformations
>
> I am currently using Saxon to perform transformations of SVG graphics.
> All of the graphics contain a DOCTYPE reference to the W3C DTD:
> <!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.1//EN"
> "http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd">
>
> A question has come up in our technical review team regarding the
> impact of this reference. Is the DTD some how internalized in the
> transformation tools in general and Saxon in particular or should we
> be establishing a local copy of the DTD with the necessary DNS
> pointers and such? The trigger for our concern was the following error
> message coming from a Saxon transformation:
>
> java.io.IOException: Server returned HTTP response code: 503 for URL:
> http://www.w3.org/Graphics/SVG/1.1/DTD/svg-shape.mod
>
> Thanks in advance for any insight into what is really happening in the
> background. Are we reading a DTD and if so, from where?
>
> Steve
>
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