Hi everyone,

I am interested in this GSoC issue (SCD), and I would like to write a
proposal about this one. I know it is a bit late for starting my disscussion
now (I see some students have already prepare their proposals). But I
have an important test in this coming Friday. That really cost much of my
time to prepare.

*About the project*, from what I have learned from the document, The work
which should be done is parse the SCD expression like this example:
schema-URI#xscd(/type::purchaseOrderType/model::sequence/schemaElement::billTo)


and then use the information in this expression : type, model, schemaElement
to find the correspond component from an XSModel. Is this "XSModel" means
that the evaluator will try to find the components in an existed object so
that there are some existed founctions which can help the evaluate?

And about the parser which I would like to use JavaCC to generate. The EBNF
for Schema Component Path Syntax and the EBNF Schema Component Designator
Syntax as will as other informations which should be useful to locate the
component will be rewrite in the the requested form of JJTree. Then I can
generate the basic parser by using JavaCC, and through edit the AST classes
and the Visitor I can return necessary information or directly find the
component and return this component.

I am still working on some details about the existed XSModel and the
necessary informations. (hope some advice ^ ^)

However before that, I would like to ask some other things. I am informed
that there is another student who is currently working on this proposal too,
and he or she have worked with a potential mentor for *MONTHS *(That is
really a long time, because the idea list is pubilshed in March 18). So I
would eager to know that to what extend his or her work has been done. If
this students have actually finish part of the work I think it will make my
proposal a little meaningless...

*About me*, I'm a graduate student in Fudan University, Shanghai, China.
Major in computer science and technology. I have contact with some XML
expressions and also a part of WS-XX relateded standards in my research work
in the school's lab. It is about WS-Management. And furthermore, I have
developed a SQL parser using JavaCC in another project.

Thanks,
Best Regards

Eric Wang

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