[webbeans-dev] Typing of XML elements

[Nicklas Karlsson]

Not fair, Pete, you get paid to be insulted! ;-)

On 3/19/09, Pete Muir <pmuir at redhat.com> wrote:
> s/Pete/Nik/ :-)
>
> I'm just proxying Nik's questions for some reason here...
>
> On 19 Mar 2009, at 15:06, Gavin King wrote:
>
>> Pete, my memory is there are 2 or 3 ways to do "inheritance" in XML
>> schemas. I recommend you buy a book on this and read it :)
>>
>> Sent from my iPhone
>>
>> On Mar 19, 2009, at 7:40 AM, Pete Muir <pmuir at redhat.com> wrote:
>>
>>>
>>> On 18 Mar 2009, at 04:38, Jason T. Greene wrote:
>>>
>>>> Pete Muir wrote:
>>>>> Hi Norman, and other XML experts,
>>>>> One of the tasks for Web Beans is to build an XSD. There is an
>>>>> XSD per package, and an root-element per class. Classes can have
>>>>> annotations, such as bindings, which makes them into a bean. This
>>>>> means, for example, that a child element of the class element
>>>>> could be a binding type annotation (it's XML element equivalent),
>>>>> however placing, for example, an annotation which is not, for
>>>>> example, a binding type would be an error.
>>>>> Therefore, we can increase the "type safety" of the XSD by
>>>>> restricting the category of child elements that can be placed in
>>>>> the class element. However, I don't know how to do this in XSD -
>>>>> any pointers?
>>>>
>>>> I'm not sure I understand what you want, however it sounds like a
>>>> substitution group. Can you give an example?
>>>
>>> For example in package com.acme
>>>
>>> class Foo {
>>>
>>>
>>> }
>>>
>>> could be described by XML:
>>>
>>> <acme:Foo>
>>>
>>> </acme:Foo>
>>>
>>> Now, I want to add the binding com.acme.sales.Bar to the Foo class:
>>>
>>> <acme:Foo>
>>>  <sales:Bar />
>>> </acme:Foo>
>>>
>>> In other words, any binding type can be inserted as a child element
>>> to a class. So, we need a way to identify this as a point that any
>>> binding type can be inserted.
>>>
>>> Does this explain it better?
>>>
>>>>
>>>>
>>>> --
>>>> Jason T. Greene
>>>> JBoss, a division of Red Hat
>>>
>>> --
>>> Pete Muir
>>> http://www.seamframework.org
>>> http://in.relation.to/Bloggers/Pete
>>>
>>> _______________________________________________
>>> webbeans-dev mailing list
>>> webbeans-dev at lists.jboss.org
>>> https://lists.jboss.org/mailman/listinfo/webbeans-dev
>
> --
> Pete Muir
> http://www.seamframework.org
> http://in.relation.to/Bloggers/Pete
>
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>

-- 
Sent from my mobile device

---
Nik