Hi Radu, Thank you for the help. Using your advice I was able to resolve all type-related issues. It turns that the SchemaType objects I was working with WERE document types, which require that special handling.
Regards, Vance > -------- Original Message -------- > Subject: RE: How can I iterate through children (elements and > attributes) of a SchemaType? > From: Radu Preotiuc-Pietro <[EMAIL PROTECTED]> > Date: Tue, April 03, 2007 8:54 pm > To: [email protected] > > You are going to have to explain to me what you mean by "element types" > exactly. > > I think you may be confused by our use of "document type". Here's what > it means: > > Each time you have a global element declaration in Schema, say > > Hi Radu, > > > > Thanks for the reply. I admit that I may very well be > misinterpreting the Javadocs in terms of what SchemaType covers. > > > > Here is my overall goal: > > > > - Given a set of schemas, generate a set of element types. Then, > whenever an element type is retrieved from this set (my code manages > that retrieval mechanism), be able to determine all child element > types/attribute types (and recurse through those as necessary to > fully defined the structure of the element type). > > > > To do this today, I'm using XmlBeans.compileXsd(), and taking all of > the SchemaTypes (via typeSystem.documentTypes(), > typeSystem.attributeTypes(), and typeSystem.globalTypes()) out of > the resultant SchemaTypeSystem and putting them into an ArrayList. > Then I can search through that ArrayList for whatever element type > I'm interested in. However, once I retrieve the SchemaType of > interest, I am having difficulty accessing its children (element > types and attribute types). > > > > My current approach is based loosely on the example in the Javadocs > (see http://xmlbeans.apache.org/docs/2.2.0/reference/index.html) > that starts "The following code is a standard treewalk...". > > > > The problem I had with Lawrence's post was that when I called > getProperties() on the SchemaType I was interested in, it didn't > return an array of the expected size. From the schema example I > provided last time (where the "Compliance" element type should have > two child types), the result from getProperties() was an array of > size 1 (instead of the expected size of 2), and the one entry didn't > seem to have a name (or at least I couldn't retrieve it via > getName(), which gave null). > > > > I'm sure I'm making a mistake in my approach somewhere, in > particular because you've mentioned that SchemaTypes don't represent > elements (I assume you mean "element types"). Could you please > provide some general direction on how I can approach the problem I'm > trying to solve? > > > > Thanks for the help, > > Vance > > > > > -------- Original Message -------- > > > Subject: Re: How can I iterate through children (elements and > > > attributes) of a SchemaType? > > > From: Radu Preotiuc-Pietro > > > Date: Tue, April 03, 2007 6:10 pm > > > To: [email protected] > > > > > > Hi Vance, > > > > > > I would be interested in what part of what Lawrence had said in that > > > post you had trouble with. > > > > > > I am also afraid that you may be making a slight confusion between > > > elements and types when you say "i.e. SchemaTypes representing those > > > children[elements]" Elements and types are distinct entities in > > > XMLSchema and even though each element has a type, you can have > multiple > > > elements with the same type; therefore, SchemaTypes don't represent > > > elements. > > > > > > Radu > > > > > > On Tue, 2007-04-03 at 10:45 -0700, Vance Vagell wrote: > > > > Hi folks, > > > > > > > > I've been struggling with this issue for the past couple days, and > > > could use any guidance you can provide. I have a set of schemas > > > that have been compiled (using XmlBeans.compileXsd()) into an array > > > of SchemaTypes. When I am working with one of those SchemaTypes I > > > need the ability to find out: > > > > > > > > 1) What valid child elements of this type are (i.e., SchemaTypes > > > representing those children) > > > > 2) What valid attributes of this type are (i.e., SchemaTypes > > > representing those attributes) > > > > > > > > For example, I have a reference to a SchemaType that contains the > > > definition of (namespace references removed for simplicity): > > > > > > > > ... > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > > ... > > > > > > > > I am able to retrieve it's name fine, but I cannot find a way to > > > retrieve the SchemaType objects representing its two children, > > > "Company" and "confidence". I've tried numerous suggestions I was > > > able to find online, the most promising of which was: > > > > > > > > > > > > But that approach did not result in an array of two SchemaTypes as > > > expected. I always reviewed all XmlBeans tutorials, but did not > > > find any examples of this type of deep processing on SchemaType > > > objects. Additionally, the Javadocs are fairly vague for many > > > SchemaType methods, unfortunately. > > > > > > > > In general (not just with this example), given a SchemaType, how > can > > > one find all of its children SchemaTypes? > > > > > > > > Thanks, > > > > Vance > > > > > > > > --------------------------------------------------------------------- > > > > To unsubscribe, e-mail: [EMAIL PROTECTED] > > > > For additional commands, e-mail: [EMAIL PROTECTED] > > > > > > > > > > Notice: This email message, together with any attachments, may > > > contain information of BEA Systems, Inc., its subsidiaries and > > > affiliated entities, that may be confidential, proprietary, > > > copyrighted and/or legally privileged, and is intended solely for > the > > > use of the individual or entity named in this message. If you are not > > > the intended recipient, and have received this message in error, > > > please immediately return this by email and then delete it. > > > > > > --------------------------------------------------------------------- > > > To unsubscribe, e-mail: [EMAIL PROTECTED] > > > For additional commands, e-mail: [EMAIL PROTECTED] > > > > --------------------------------------------------------------------- > > To unsubscribe, e-mail: [EMAIL PROTECTED] > > For additional commands, e-mail: [EMAIL PROTECTED] > > > > Notice: This email message, together with any attachments, may > contain information of BEA Systems, Inc., its subsidiaries and > affiliated entities, that may be confidential, proprietary, > copyrighted and/or legally privileged, and is intended solely for the > use of the individual or entity named in this message. 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