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RE: Question of reports of non-determinism

From: Priscilla Walmsley <pwalmsley-lists@datypic.com>
Date: Fri, 26 May 2006 11:43:05 -0400
To: "'G. Ken Holman'" <gkholman@CraneSoftwrights.com>, <xmlschema-dev@w3.org>
Message-ID: <00d301c680db$178875d0$6501a8c0@WALMSLEYPH>

Hi Ken,

It is my understanding that ##other requires there to be a target namespace
that is different, so Xerces is correct.

This was changed/clarified in the 2nd edition of XML Schema 1.0:

http://www.w3.org/2001/05/xmlschema-errata#e1-11

Hope that helps,
Priscilla

----------------------------------------------------------------- 
Priscilla Walmsley                 http://www.datypic.com 
Author, Definitive XML Schema     (Prentice Hall PTR) 
        XQuery (coming in 2006 from O'Reilly)
-----------------------------------------------------------------
 

> -----Original Message-----
> From: xmlschema-dev-request@w3.org 
> [mailto:xmlschema-dev-request@w3.org] On Behalf Of G. Ken Holman
> Sent: Thursday, May 18, 2006 3:35 AM
> To: xmlschema-dev@w3.org
> Subject: Question of reports of non-determinism 
> 
> 
> Hello all,
> 
> Below is transcript of an extended example from our work in UBL:
> 
>    http://www.oasis-open.org/archives/ubl/200604/msg00013.html
> 
> I've been using xjparse invoking Xerces in order to test examples and 
> experiments for the TC.
> 
> In the example below, I have modeled an extension point named 
> LineItemExtension into which I wish to allow child elements from any 
> other namespace and from no namespace.
> 
> I am informed that some tools (not Xerces below) report that ##other 
> conflicts with ##local in that it is non-deterministic.  Yet if I 
> take out ##local the example below fails in Xerces because I've 
> included an element in no namespace, so Xerces is implementing "other 
> namespace" as "other non-null namespace", while the other tools are 
> implementing "other namespace" as "other namespace including 
> no namespace".
> 
> Does ##other imply ##local or does ##other require there be a target 
> namespace that is different in the particle?  If ##other implies 
> ##local then Xerces is wrong ... otherwise these other tools 
> are wrong.
> 
> I'm looking to advise the TC correctly in this matter, so any help 
> would be greatly appreciated.
> 
> Thanks!
> 
> . . . . . . . . . Ken
> 
> t:\fraser>type exublorder2.xsd
> <?xml version="1.0" encoding="UTF-8"?>
> <xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" 
> elementFormDefault="qualified" 
> targetNamespace="urn:oasis:names:draft:ubl:schema:xsd:Order-2" 
> xmlns:u="urn:oasis:names:draft:ubl:schema:xsd:Order-2">
>    <xs:element name="Order">
>      <xs:complexType>
>        <xs:sequence>
>          <xs:element ref="u:OrderNumber"/>
>          <xs:element maxOccurs="unbounded" ref="u:LineItem"/>
>          <xs:element ref="u:TotalAmount"/>
>        </xs:sequence>
>      </xs:complexType>
>    </xs:element>
>    <xs:element name="OrderNumber" type="xs:string"/>
>    <xs:element name="LineItem">
>      <xs:complexType>
>        <xs:sequence>
>          <xs:element ref="u:Description"/>
>          <xs:element ref="u:PriceAmount"/>
>          <xs:element minOccurs="0" ref="u:LineItemExtension"/>
>        </xs:sequence>
>      </xs:complexType>
>    </xs:element>
>    <xs:element name="Description" type="xs:string"/>
>    <xs:element name="PriceAmount" type="xs:string"/>
>    <xs:element name="LineItemExtension" type="u:any-non-UBL"/>
>    <xs:element name="TotalAmount" type="xs:string"/>
>    <xs:complexType name="any-non-UBL">
>      <xs:choice minOccurs="0" maxOccurs="unbounded">
>        <xs:any namespace="##other" processContents="skip" 
> minOccurs="0" maxOccurs="unbounded"/>
>        <xs:any namespace="##local" processContents="skip" 
> minOccurs="0" maxOccurs="unbounded"/>
>      </xs:choice>
>    </xs:complexType>
> </xs:schema>
> 
> t:\fraser>type exaeroorder2.xml
> <?xml version="1.0" encoding="utf-8"?>
> <Order xmlns="urn:oasis:names:draft:ubl:schema:xsd:Order-2"
>         xmlns:a="urn:x-aerospace:ubl:lineitem">
>    <OrderNumber>123</OrderNumber>
>    <LineItem>
>      <Description>747 Repair Kit</Description>
>      <PriceAmount>1200000.54</PriceAmount>
>      <LineItemExtension>
>        <a:LineItemDetail>
>          <a:Part>
>            <a:Description>Starboard wing</a:Description>
>            <a:Amount>600000.00</a:Amount>
>          </a:Part>
>          <a:Part>
>            <a:Description>Port wing</a:Description>
>            <a:Amount>600000.00</a:Amount>
>          </a:Part>
>          <a:Part>
>            <a:Description>Bolt</a:Description>
>            <a:Quantity>2</a:Quantity>
>            <a:Amount>.27</a:Amount>
>          </a:Part>
>        </a:LineItemDetail>
>      </LineItemExtension>
>    </LineItem>
>    <LineItem>
>      <Description>DC3 Repair Kit</Description>
>      <PriceAmount>37.25</PriceAmount>
>      <LineItemExtension>
>        <a:LineItemDetail>
>          <a:Part>
>            <a:Description>Rubber band</a:Description>
>            <a:Amount>37.25</a:Amount>
>          </a:Part>
>        </a:LineItemDetail>
>        <hello xmlns="">
>          <world/>
>        </hello>
>      </LineItemExtension>
>    </LineItem>
>    <TotalAmount>1200037.79</TotalAmount>
> </Order>
> t:\fraser>xjparse -S exublorder2.xsd exaeroorder2.xml
> No validation errors.
> 
> --
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> 
> 
Received on Friday, 26 May 2006 20:06:47 GMT

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