Hi David,
Sorry, I should have been clearer. You need to get the enclosing complex
type definition. When you're processing the *parent* element you would
retrieve its type definition from the ElementPSVI and then use it to find
the XSParticles for its children.
Thanks.
Michael Glavassevich
XML Parser Development
IBM Toronto Lab
E-mail: mrgla...@ca.ibm.com
E-mail: mrgla...@apache.org
govelogo <govel...@gmail.com> wrote on 06/29/2009 01:00:35 AM:
> Hi Michael,
>
> If I understand you correctly, I have done this,
>
> XSElementDeclaration xsElemDel = elemPSVI.getElementDeclaration
();.
> XSTypeDefinition xsTypeDef = xsElemDel.getTypeDefinition();
> XSComplexTypeDefinition xsComplexTypeDef;
> if (xsElemDel.getTypeDefinition().getTypeCategory() ==
> XSTypeDefinition.COMPLEX_TYPE) {
> typeString = "Complex";
> xsComplexTypeDef = (XSComplexTypeDefinition)xsElemDel.
> getTypeDefinition();
> }
>
> but xsComplexTypeDef is shown "cannot be resolved". So, I guess how
> to get hold of a XSComplexTypeDefinition is the problem. Is there
> other way to do so?
>
> thanks a lot,
> David
>
> On Sun, Jun 28, 2009 at 11:46 PM, Michael Glavassevich
<mrgla...@ca.ibm.com
> > wrote:
> getEnclosingCTDefinition() is only going to work for local element
> declarations. A faster route than starting from the XSModel (which
> you can only retrieve from the validation root anyway) would be to
> get the type definition [1] from the ElementPSVI and walk to the
> XSParticle from there. Note that when there are multiple XSParticles
> whose term is the same element declaration determining which
> XSParticle matched requires that you also look at the preceding
> elements in the instance document. In general you also need to pay
> attention to wildcard particles (XSParticle.getTerm() -> XSWildcard).
>
> Thanks.
>
> [1] http://xerces.apache.org/xerces2-
> j/javadocs/xs/org/apache/xerces/xs/ItemPSVI.html#getTypeDefinition()
>
> Michael Glavassevich
> XML Parser Development
> IBM Toronto Lab
> E-mail: mrgla...@ca.ibm.com
> E-mail: mrgla...@apache.org
>
> jeff.gr...@gmail.com wrote on 06/28/2009 09:39:07 PM:
>
>
> > Sorry to reply to my own post, but I forgot to mention that from the
> > XSElementDeclaration you can get its enclosing complex type definition
> > (using getEnclosingCTDefinition()) and from there work back to the
> > particle for the element declaration.
> >
> > Jeff
> >
> > On Sun, Jun 28, 2009 at 6:36 PM, Jeff Greif<jgr...@alumni.princeton.
> > edu> wrote:
> > > From the ElementPSVI on the root of the document, you can get the
> > > XSModel using getSchemaInformation. From there you can work your way
> > > through the complex type definition to the XSParticle whose term is
> > > the XSElementDeclaration in question, and get access to the
> > > max/minOccurs info.
> > >
> > > Jeff
> > >
> > > On Sun, Jun 28, 2009 at 1:00 PM, govelogo<govel...@gmail.com> wrote:
> > >> Hi Mukul,
> > >> I think you are right. I could not find a way to get
> > >> a XSComplexTypeDefinition from an ElementPSV.
> > >> I am building parser between XML and MS Excel for some business
> > analysts. To
> > >> be able to present an sequence type inside the Excel template as
> > required, I
> > >> need to know which elements are of sequence type. Is
> an XSParticle the only
> > >> way to tell whether a element is a sequence or not?
> > >> Thanks a lot,
> > >> David
> > >> On Sat, Jun 27, 2009 at 2:59 AM, Mukul Gandhi
<gandhi.mu...@gmail.com>
> > >> wrote:
> > >>>
> > >>> Hi David,
> > >>> Using the public APIs provided in, XSElementDeclaration it seems
> > >>> you cannot retrieve occurrence indicator values (maxOccurs and
> > >>> minOccurs) of an element declaration.
> > >>> Perhaps somebody can correct me..
> > >>>
> > >>> Just curious, why do you need to retrieve this information using an
> > >>> API, as an end user facility?
> > >>>
> > >>> On Fri, Jun 26, 2009 at 10:59 PM, govelogo<govel...@gmail.com>
wrote:
> > >>> > Hi there,
> > >>> > I am trying to identify a complex type defined in a similar
manner as
> > >>> > the
> > >>> > following sketch of schema. I was hoping to be able to get the
> > >>> > information
> > >>> > from a XSElementDeclaration class retrieved from an ElementPSVI
class.
> > >>> > However, it seems I have not found the right method to do it.
> > >>> > <xs:complexType name="ArrayOfParameterType">
> > >>> > <xs:sequence>
> > >>> > <xs:element name="item" type="ParameterType" nillable="true"
> > >>> > minOccurs="0"
> > >>> > maxOccurs="unbounded" />
> > >>> > </xs:sequence>
> > >>> > </xs:complexType>
> > >>> > Is there a way I can tell the minOccurs and maxOccurs of the
> sequence of
> > >>> > an
> > >>> > element in using JAXP ?
> > >>> > thanks,
> > >>> > David
> > >>>
> > >>>
> > >>> --
> > >>> Regards,
> > >>> Mukul Gandhi
> > >>>
> > >>>
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> > >>>
> > >>
> > >>
> > >
> >
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