Re: [Geowebcache-devel] Invalid WMTS caps document

[Kevin S. <ks...@bo...>]

It wouldn't be the first off by one error in the WMTS module.  Fixing
another was one of my first patches to GWC.  A quick look at the WMTS spec
though shows it to use a 0 index for rows and columns though so it seems 0
should be OK.


On 14 January 2014 10:38, Andrea Aime <and...@ge...> wrote:

> Hi,
> I'm looking into an issue of schema validity of the generated WMTS caps
> document, namely, we don't always fill the Style element in a layer, but
> that
> one is mandatory.
>
> For this one I'm trying to pull a trick and add a section like this one:
>
>     <Style isDefault="true">
>       <ows:Identifier></ows:Identifier>
>     </Style>
>
> which is schema valid, when no style is available for the layer (e.g.,
> layer groups
> in geoserver for example) :-)
>
> However, running the validation of a wmts caps document I've found a ton
> of errors
> that are related to rows and columns in the tile matrix limits, for
> example:
>
>         <TileMatrixLimits>
>           <TileMatrix>EPSG:4326:0</TileMatrix>
>           <MinTileRow>0</MinTileRow>
>           <MaxTileRow>0</MaxTileRow>
>           <MinTileCol>1</MinTileCol>
>           <MaxTileCol>1</MaxTileCol>
>         </TileMatrixLimits>
>
>
> and the validator complains about the zeroes, because MinTileRow shoudl be
> at least 1.
> Wondering, do we have an off-by-one issue in there?
>
> Cheers
> Andrea
>
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-- 

Kevin Smith

Junior Software Engineer | Boundless

ks...@bo...

+1-778-785-7459

@boundlessgeo <https://twitter.com/boundlessgeo>