On 2 Aug 2005 03:30:50 -0700, mhuhn.de@g... wrote:

>It is (normally) not the whole document that is predetermined but I
>want the possibility to predetermine large parts of a document.
>Furthermore, I want to use the same mechanism (i.e. W3C XML Schema) to
>validate. In addition to validation I want to use this schema (or
>better call it template) to generate a valid XML file without further
>information.
>I use a modified version of W3C Schema now, i have an element called
>"template" where I can predetermine fixed parts and also include
>dynamic elements again. Looks like that:
>...
><xs:complexType name="colorsType">
>  <xc:template>
>    <color>red</color>
>    <color>blue</color>
>    <color xs:type="colorType" xs:minOccurs="0" xs:maxOccurs="4" />
>  </xc:template>
></xs:complexType>
>...
>
>This is ok for my purpose and it works as an "XML constructor" as I
>provide initial values for regular pattern values for example. But I
>have to write my own validator which is quite a lot of work. You
>schematron suggestion is nice for validation but doesn't work for
>creation. I need it all in one file.

No XML tools I know of were really built to do what you're describing in
regard to performing both generation and validation.  If you can make it work
at all, it's going to be a terrible kludge.