Re: Tool that finds unused simpleTypes?

Absolutely.  It was just an off the cuff attempt.  It would take developing and Query or XSLT program to identify the unused simple types.

> On Mar 30, 2016, at 11:34 AM, Michael Kay <mike@saxonica.com> wrote:
> 
> Shows the importance of stating requirements unambiguously! Loren has interpreted the question as meaning "simple types that are not referenced from anywhere in the schema", whereas I interpreted it as "simple types that are not used in the course of a particular validation episode".
> 
> But even if Loren's interpretation is correct, his solution is incomplete: it doesn't allow for multiple schema documents, it doesn't allow for @type having a namespace prefix, and it doesn't allow for references to a type from another type, e.g. in @base, @itemType, or @memberTypes.
> 
> Michael Kay
> Saxonica
> 
>> On 30 Mar 2016, at 16:24, Loren Cahlander <loren.cahlander@gmail.com <mailto:loren.cahlander@gmail.com>> wrote:
>> 
>> Try the following (untested) snippet
>> 
>> fn:distinct-values($schema//xs:simpleType/@name[not(.=$schema//xs:element/@type/string())])
>> 
>> Loren Cahlander
>> 
>> On Mar 28, 2016, at 1:19 PM, Michael Kay <mike@saxonica.com <mailto:mike@saxonica.com>> wrote:
>> 
>>> Saxon's schema processor has the option -stats:filename to report on the usage of schema components during a validation episode. IIRC it only lists the components that were used (not those that weren't) but you could do some post-processing to derive this information.
>>> 
>>> Michael Kay
>>> Saxonica
>>> 
>>> 
>>>> On 28 Mar 2016, at 17:42, Costello, Roger L. <costello@mitre.org <mailto:costello@mitre.org>> wrote:
>>>> 
>>>> Hi Folks,
>>>> 
>>>> I am seeking a Java tool that finds all unused simpleTypes in an XML Schema.
>>>> 
>>>> Does such a tool exist?
>>>> 
>>>> /Roger
>>>> 
>>> 
>>> 
>>> 
>