* This component internally uses a VerifierFilter to validate * SAX events that goes through this component. * Discovered error information is just passed down to the next component. * *
* This will enable the implementation to validate all sources of SAX events * in the RI - XMLReader, DOMScanner * * SAX events will go the VerifierFilter and then to the SAXUnmarshaller... * */ public class ValidatingUnmarshaller extends ForkContentHandler implements SAXUnmarshallerHandler { /** * Creates a new instance of ValidatingUnmarshaller. */ public static ValidatingUnmarshaller create( Grammar grammar, SAXUnmarshallerHandler _core, Locator locator ) { // create a VerifierFilter and configure it // so that error messages will be sent to the core, Verifier v = new Verifier( new REDocumentDeclaration(grammar), new ErrorHandlerAdaptor(_core,locator) ); v.setPanicMode( true ); return new ValidatingUnmarshaller( new VerifierFilter( v ), _core ); } private ValidatingUnmarshaller( VerifierFilter filter, SAXUnmarshallerHandler _core ) { super( filter, _core ); this.core = _core; } // delegate to the next component public Object getResult() throws JAXBException, IllegalStateException { return core.getResult(); } public void handleEvent(ValidationEvent event, boolean canRecover ) throws SAXException { // SAXUnmarshallerHandler already checks for RuntimeExceptions, so // there is no need to wrap this call in a try/catch core.handleEvent(event,canRecover); } private final SAXUnmarshallerHandler core; private final AttributesImpl xsiLessAtts = new AttributesImpl(); public void startElement( String nsUri, String local, String qname, Attributes atts ) throws SAXException { // create an attributes set for MSV that doesn't contains xsi:schemaLocation xsiLessAtts.clear(); int len = atts.getLength(); for( int i=0; i