[xsd-users] Restricted NMTOKENS (enumeration) with default value

[Andre Vautour]

Thanks Boris.

> I have a fix in the repository and can build you a pre-release binary if
> you would like. An easy workaround is to add the --generate-default-ctor
> option or change NMTOKENS to NMTOKEN (see below).
Generating the default constructors for that schema should be fine. I 
hadn't noticed that option.

Cheers,
André

On 2015-01-09 05:43, Boris Kolpackov wrote:
> Hi Andre,
>
> Andre Vautour <andre.vautour at caris.com> writes:
>
>> I ran into a problem with a schema that has an enumeration
>> (xsd:NMTOKENS with restrictions) that has a default value. The
>> generated enum does not seem to have a default constructor, yet the
>> generated default initialization method tries to use the default
>> constructor.
> I have a fix in the repository and can build you a pre-release binary if
> you would like. An easy workaround is to add the --generate-default-ctor
> option or change NMTOKENS to NMTOKEN (see below).
>
>
>>          <xsd:simpleType>
>>              <xsd:restriction base="xsd:NMTOKENS">
>>                  <xsd:enumeration value="red"/>
>>                  <xsd:enumeration value="green"/>
>>                  <xsd:enumeration value="blue"/>
>>              </xsd:restriction>
>>
>> [...]
>>
>> I ran into this particular problem when trying to generate OGC's OWS
>> 1.1.0 schema, see the rangeClosure attribute of RangeType:
>> http://schemas.opengis.net/ows/1.1.0/owsDomainType.xsd
> Using NMTOKENS for this enumeration doesn't make any sense. Why would
> you base a color type on a list of tokens? In fact I suspect what
> happened is this: someone was editing this schema in some visual
> editor and when selecting the attribute's type from the drop-down
> list, accidentally clicked on NMTOKENS instead of NMTOKEN (they would
> be right next to each other). The result doesn't make sense but is
> legal XML Schema (as are a lot of other bizarre cases), so nobody
> noticed.
>
> Boris

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*André Vautour*, B.Sc.
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