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Re: XML schema cos-nonambig problem (solved)

• To: Laurens van den Oever <laurens@q...>,xml-dev@l...
• Subject: Re: XML schema cos-nonambig problem (solved)
• From: Niels Peter Strandberg <nielspeter@n...>
• Date: Fri, 16 Dec 2005 17:54:45 +0100
• In-reply-to: <646876D1454BE6468B01FDAEB1FC07810FE772@D...>
• References: <646876D1454BE6468B01FDAEB1FC07810FE772@D...>

Your solution work! Thanks!

It runs without any validation errors!

Thank you all for helping me out!

Niels Peter


Den 16/12/2005 kl. 17.28 skrev Laurens van den Oever:

> I think your schema should be:
>
> <xs:complexType name="contentiddef">
>   <xs:sequence>
>     <xs:element ref="x:major" minOccurs="0" maxOccurs="unbounded"/>
>     <xs:choice>
>       <xs:sequence>
>         <xs:element ref="x:minor"/>
>         <xs:choice minOccurs="0" maxOccurs="unbounded">
>           <xs:element ref="x:major"/>
>           <xs:element ref="x:minor"/>
>           <xs:element ref="x:version"/>
>         </xs:choice>
>       </xs:sequence>
>       <xs:sequence>
>         <xs:element ref="x:version"/>
>         <xs:choice minOccurs="0" maxOccurs="unbounded">
>           <xs:element ref="x:major"/>
>           <xs:element ref="x:minor"/>
>           <xs:element ref="x:version"/>
>         </xs:choice>
>       </xs:sequence>
>       <xs:sequence>
>         <xs:element ref="x:externalid"/>
>         <xs:choice minOccurs="0" maxOccurs="unbounded">
>           <xs:element ref="x:major"/>
>           <xs:element ref="x:externalid"/>
>         </xs:choice>
>       </xs:sequence>
>     </xs:choice>
>   </xs:sequence>
> </xs:complexType>
>
> This makes you think about your data model. Usually when it's hard to
> write a schema for a certain xml flavor, you might want to reconsider
> the xml. What are you trying to achieve?
>
> Best,
>
> Laurens van den Oever
> Q42
>
> -----Original Message-----
> From: Niels Peter Strandberg [mailto:nielspeter@n...]
> Sent: Friday, December 16, 2005 4:53 PM
> To: xml-dev@l...
> Subject:  XML schema cos-nonambig problem
>
> This error message below is reported back from Xerces. The problem is
> the "major" element. How can I reconstruct my XML Schema so that I
> can avoid this error?
>
> cos-nonambig: "http://www.polopoly.com/polopoly/cm/app/xml":major and
> "http://www.polopoly.com/polopoly/cm/app/xml":major (or elements from
> their substitution group) violate "Unique Particle Attribution".
> During validation against this schema, ambiguity would be created for
> those two particles.
> 		
>
>       <xs:complexType name="contentiddef">
> 		<xs:choice>
> 			<xs:choice minOccurs="0" maxOccurs="unbounded">
> 				<xs:element ref="x:major"/>
> 				<xs:element ref="x:externalid"/>
> 			</xs:choice>
> 			<xs:choice minOccurs="0" maxOccurs="unbounded">
> 				<xs:element ref="x:major"/>
> 				<xs:element ref="x:minor"/>
> 				<xs:element ref="x:version"/>
> 			</xs:choice>
> 		</xs:choice>
> 	</xs:complexType>
>
> Thanks!
>
> Niels Peter
>
>
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• References:
  • RE: XML schema cos-nonambig problem
    • From: "Laurens van den Oever" <laurens@q...>

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