public ValidatorHandlerImpl(XMLSchemaValidatorComponentManager componentManager) {
fComponentManager = componentManager;
fErrorReporter = (XMLErrorReporter) fComponentManager.getProperty(ERROR_REPORTER);
fNamespaceContext = (NamespaceContext) fComponentManager.getProperty(NAMESPACE_CONTEXT);
fSchemaValidator = (XMLSchemaValidator) fComponentManager.getProperty(SCHEMA_VALIDATOR);
fSymbolTable = (SymbolTable) fComponentManager.getProperty(SYMBOL_TABLE);
fValidationManager = (ValidationManager) fComponentManager.getProperty(VALIDATION_MANAGER);
}
public Object getProperty(String name)
throws SAXNotRecognizedException, SAXNotSupportedException {
if (name == null) {
throw new NullPointerException();
}
try {
return fComponentManager.getProperty(name);
} catch (XMLConfigurationException e) {
final String identifier = e.getIdentifier();
final String key =
e.getType() == XMLConfigurationException.NOT_RECOGNIZED
? "property-not-recognized"
: "property-not-supported";
throw new SAXNotRecognizedException(
SAXMessageFormatter.formatMessage(Locale.getDefault(), key, new Object[] {identifier}));
}
}
public void validate(Source source, Result result) throws SAXException, IOException {
if (result instanceof SAXResult || result == null) {
final SAXSource saxSource = (SAXSource) source;
final SAXResult saxResult = (SAXResult) result;
if (result != null) {
setContentHandler(saxResult.getHandler());
}
try {
XMLReader reader = saxSource.getXMLReader();
if (reader == null) {
// create one now
SAXParserFactory spf = SAXParserFactory.newInstance();
spf.setNamespaceAware(true);
try {
reader = spf.newSAXParser().getXMLReader();
// If this is a Xerces SAX parser, set the security manager if there is one
if (reader instanceof com.sun.org.apache.xerces.internal.parsers.SAXParser) {
SecurityManager securityManager =
(SecurityManager) fComponentManager.getProperty(SECURITY_MANAGER);
if (securityManager != null) {
try {
reader.setProperty(SECURITY_MANAGER, securityManager);
}
// Ignore the exception if the security manager cannot be set.
catch (SAXException exc) {
}
}
}
} catch (Exception e) {
// this is impossible, but better safe than sorry
throw new FactoryConfigurationError(e);
}
}
// If XML names and Namespace URIs are already internalized we
// can avoid running them through the SymbolTable.
try {
fStringsInternalized = reader.getFeature(STRING_INTERNING);
} catch (SAXException exc) {
// The feature isn't recognized or getting it is not supported.
// In either case, assume that strings are not internalized.
fStringsInternalized = false;
}
ErrorHandler errorHandler = fComponentManager.getErrorHandler();
reader.setErrorHandler(
errorHandler != null ? errorHandler : DraconianErrorHandler.getInstance());
reader.setEntityResolver(fResolutionForwarder);
fResolutionForwarder.setEntityResolver(fComponentManager.getResourceResolver());
reader.setContentHandler(this);
reader.setDTDHandler(this);
InputSource is = saxSource.getInputSource();
reader.parse(is);
} finally {
// release the reference to user's handler ASAP
setContentHandler(null);
}
return;
}
throw new IllegalArgumentException(
JAXPValidationMessageFormatter.formatMessage(
Locale.getDefault(),
"SourceResultMismatch",
new Object[] {source.getClass().getName(), result.getClass().getName()}));
}