Have you tried posting this question to a Xerces list? The folks
there probably know most about parsing than the SOAPers here.
On 15 Jan 2003 at 12:36, Praveen Peddi wrote:
>
> I want to validate an xml document with an existing schema. I know
> there is a code to do it when the schema is present as a URL. BUt in
> my case schema is present with in the application (since it is stored
> in the database) and that is not the url.
> I have the following code:
> public static void DOMValidate(String XMLfile, String Schema){
> long startTime = System.currentTimeMillis();
>
> // Instantiate the DOM parser.
> DOMParser parser = new DOMParser();
>
> // set the features
> try{
> parser.setFeature(");
>
> parser.setFeature("http://xml.org/sax/features/validation";, true);
> parser.setFeature(");
> parser.setFeature(");
> // convert the xml file name to a URL
> String SystemId = null;
> try{
> SystemId = new File(Schema).toURL().toExternalForm();
> } catch(java.net.MalformedURLException ex){
> //ex.printStackTrace();
> log.error(ex);
> }
> parser.setProperty(");
> // myErrorHandler is a descendant of ErrorHandler, it
> should be set here to be able to catch parse errors
> parser.setErrorHandler(new SchemaErrorHandler());
>
> } catch (SAXNotSupportedException ex){
> System.out.println("SAXNotSupportedException Exception");
> } catch (SAXNotRecognizedException ex){
> System.out.println("SAXNotRecognizedException
> Exception");
> }
>
> // parse the xml file, the errorhandler class has callbacks,
> // so those will be called automatically there is a parse
> error
> try{
> parser.parse(new
> File(XMLfile).toURL().toExternalForm());
> //System.out.println("Parsed Successfully by DOM
> Parser");
> } catch (org.xml.sax.SAXException ex){
> //System.out.println("SAXException Exception");
> //ex.printStackTrace();
> log.error(ex);
> } catch (java.io.IOException ex){
> System.out.println("IOException Exception");
> } finally {
> long endTime = System.currentTimeMillis();
> //System.out.println("Total time of DOMValidate:"+(endTime-
> startTime));
>
> }
>
> }
>
> How can I do the validation if the Schema is the actual schema string
> not the url. This looks like a common problem. I assume that its not
> universal that schema is not always stored externally.
>
> Any suggestions are appreciated.
>
> Praveen
Scott Nichol
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