> From: [EMAIL PROTECTED] 
> 
> Hi,
> 
> im a beginner with cocoon. Maybe it is an easy question, but 
> i donīt know
> where to start.
> 
> I am just playing a bit round with the sitemap, generaters, 
> serializers and
> so on.
> 
> Now i wonder, how i can set up a matcher for JPG, that 
> delivers a JPG if it
> is available and if it is not available delivers a SVG, which can be
> serialized to JPG.
> So to the outside it shouldnīt matter if the picture is 
> generated from JPG
> or SVG.
> 
> This is map:match for jpg as source:
> 
>        <map:match pattern="images/**.jpg">
>           <map:read src="images/{1}.jpg" mime-type="image/jpg"/>
>        </map:match>
> 
> and this for svg as source:
> 
>        <map:match pattern="images/**.jpg">
>           <map:generate src="images/{1}.svg"/>
>           <map:serialize type="svg2jpeg"/>
>        </map:match>
> 
> So how do i combine this to both match "images/**.jpg"?
> Is there any kind of error handling?

Use an action called ResourceExistsAction (see
org.apache.cocoon.acting.ResourceExistsAction.java Javadocs).

Konstantin

> 
> Thank you
> 
> 
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