/**
* Adds all of the component's recognized features and properties to the list of default
* recognized features and properties, and sets default values on the configuration for features
* and properties which were previously absent from the configuration.
*
* @param component The component whose recognized features and properties will be added to the
* configuration
*/
public void addRecognizedParamsAndSetDefaults(
XMLComponent component, XSGrammarPoolContainer grammarContainer) {
// register component's recognized features
final String[] recognizedFeatures = component.getRecognizedFeatures();
addRecognizedFeatures(recognizedFeatures);
// register component's recognized properties
final String[] recognizedProperties = component.getRecognizedProperties();
addRecognizedProperties(recognizedProperties);
// set default values
setFeatureDefaults(component, recognizedFeatures, grammarContainer);
setPropertyDefaults(component, recognizedProperties);
}
/** Sets feature defaults for the given component on this configuration. */
private void setFeatureDefaults(
final XMLComponent component,
final String[] recognizedFeatures,
XSGrammarPoolContainer grammarContainer) {
if (recognizedFeatures != null) {
for (int i = 0; i < recognizedFeatures.length; ++i) {
String featureId = recognizedFeatures[i];
Boolean state = grammarContainer.getFeature(featureId);
if (state == null) {
state = component.getFeatureDefault(featureId);
}
if (state != null) {
// Do not overwrite values already set on the configuration.
if (!fFeatures.containsKey(featureId)) {
fFeatures.put(featureId, state);
// For newly added components who recognize this feature
// but did not offer a default value, we need to make
// sure these components will get an opportunity to read
// the value before parsing begins.
fConfigUpdated = true;
}
}
}
}
}
/** Sets property defaults for the given component on this configuration. */
private void setPropertyDefaults(
final XMLComponent component, final String[] recognizedProperties) {
if (recognizedProperties != null) {
for (int i = 0; i < recognizedProperties.length; ++i) {
String propertyId = recognizedProperties[i];
Object value = component.getPropertyDefault(propertyId);
if (value != null) {
// Do not overwrite values already set on the configuration.
if (!fProperties.containsKey(propertyId)) {
fProperties.put(propertyId, value);
// For newly added components who recognize this property
// but did not offer a default value, we need to make
// sure these components will get an opportunity to read
// the value before parsing begins.
fConfigUpdated = true;
}
}
}
}
}
/**
* Create a SAX parser with the associated features
*
* @param features Hashtable of SAX features, may be null
*/
SAXParserImpl(SAXParserFactoryImpl spf, Hashtable features, boolean secureProcessing)
throws SAXException {
fSecurityManager = new XMLSecurityManager(secureProcessing);
fSecurityPropertyMgr = new XMLSecurityPropertyManager();
// Instantiate a SAXParser directly and not through SAX so that we use the right ClassLoader
xmlReader = new JAXPSAXParser(this, fSecurityPropertyMgr, fSecurityManager);
// JAXP "namespaceAware" == SAX Namespaces feature
// Note: there is a compatibility problem here with default values:
// JAXP default is false while SAX 2 default is true!
xmlReader.setFeature0(NAMESPACES_FEATURE, spf.isNamespaceAware());
// SAX "namespaces" and "namespace-prefixes" features should not
// both be false. We make them opposite for backward compatibility
// since JAXP 1.0 apps may want to receive xmlns* attributes.
xmlReader.setFeature0(NAMESPACE_PREFIXES_FEATURE, !spf.isNamespaceAware());
// Avoid setting the XInclude processing feature if the value is false.
// This will keep the configuration from throwing an exception if it
// does not support XInclude.
if (spf.isXIncludeAware()) {
xmlReader.setFeature0(XINCLUDE_FEATURE, true);
}
xmlReader.setProperty0(XML_SECURITY_PROPERTY_MANAGER, fSecurityPropertyMgr);
xmlReader.setProperty0(SECURITY_MANAGER, fSecurityManager);
if (secureProcessing) {
/**
* By default, secure processing is set, no external access is allowed. However, we need to
* check if it is actively set on the factory since we allow the use of the System Property or
* jaxp.properties to override the default value
*/
if (features != null) {
Object temp = features.get(XMLConstants.FEATURE_SECURE_PROCESSING);
if (temp != null) {
boolean value = ((Boolean) temp).booleanValue();
if (value && Constants.IS_JDK8_OR_ABOVE) {
fSecurityPropertyMgr.setValue(
XMLSecurityPropertyManager.Property.ACCESS_EXTERNAL_DTD,
XMLSecurityPropertyManager.State.FSP,
Constants.EXTERNAL_ACCESS_DEFAULT_FSP);
fSecurityPropertyMgr.setValue(
XMLSecurityPropertyManager.Property.ACCESS_EXTERNAL_SCHEMA,
XMLSecurityPropertyManager.State.FSP,
Constants.EXTERNAL_ACCESS_DEFAULT_FSP);
}
}
}
}
// Set application's features, followed by validation features.
setFeatures(features);
// If validating, provide a default ErrorHandler that prints
// validation errors with a warning telling the user to set an
// ErrorHandler.
if (spf.isValidating()) {
fInitErrorHandler = new DefaultValidationErrorHandler(xmlReader.getLocale());
xmlReader.setErrorHandler(fInitErrorHandler);
} else {
fInitErrorHandler = xmlReader.getErrorHandler();
}
xmlReader.setFeature0(VALIDATION_FEATURE, spf.isValidating());
// Get the Schema object from the factory
this.grammar = spf.getSchema();
if (grammar != null) {
XMLParserConfiguration config = xmlReader.getXMLParserConfiguration();
XMLComponent validatorComponent = null;
/** For Xerces grammars, use built-in schema validator. * */
if (grammar instanceof XSGrammarPoolContainer) {
validatorComponent = new XMLSchemaValidator();
fSchemaValidationManager = new ValidationManager();
fUnparsedEntityHandler = new UnparsedEntityHandler(fSchemaValidationManager);
config.setDTDHandler(fUnparsedEntityHandler);
fUnparsedEntityHandler.setDTDHandler(xmlReader);
xmlReader.setDTDSource(fUnparsedEntityHandler);
fSchemaValidatorComponentManager =
new SchemaValidatorConfiguration(
config, (XSGrammarPoolContainer) grammar, fSchemaValidationManager);
}
/** For third party grammars, use the JAXP validator component. * */
else {
validatorComponent = new JAXPValidatorComponent(grammar.newValidatorHandler());
fSchemaValidationManager = null;
fUnparsedEntityHandler = null;
fSchemaValidatorComponentManager = config;
}
config.addRecognizedFeatures(validatorComponent.getRecognizedFeatures());
config.addRecognizedProperties(validatorComponent.getRecognizedProperties());
config.setDocumentHandler((XMLDocumentHandler) validatorComponent);
((XMLDocumentSource) validatorComponent).setDocumentHandler(xmlReader);
xmlReader.setDocumentSource((XMLDocumentSource) validatorComponent);
fSchemaValidator = validatorComponent;
} else {
fSchemaValidationManager = null;
fUnparsedEntityHandler = null;
fSchemaValidatorComponentManager = null;
fSchemaValidator = null;
}
// Initial EntityResolver
fInitEntityResolver = xmlReader.getEntityResolver();
}
