[xsd-users] Question about code synthesis C++/Tree : serialization and XSD patterns

[Boris Kolpackov]

Hi Anael,

LA FATA, Anael <anael.la-fata at capgemini.com> writes:

> The issue I have got is that my XSD file defines patterns for float members
> such as : "<xs:pattern value="[0-9]\.[0-9]{2}"/>"
>
> But in the string stream I get by using the generated serialization method,
> those patterns are not respected.
>
> For instance I will get "0.3" instead of "0.30" for the latest pattern
> example.
> 
> Is there any way to force the generated serialization method to be
> compliant with the XSD constraints patterns?

Regex patterns are only used for validation. It is generally impossible
to take a pattern and produce output that matches it except by doing an
exhaustive search.

However, the cxx/tree/custom/double/ example in the XSD distribution
shows another way to achieve what you want.

Boris