org.apache.xerces.parsers.NonValidatingConfiguration Maven / Gradle / Ivy
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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.xerces.parsers;
import java.io.IOException;
import java.util.Locale;
import org.apache.xerces.impl.Constants;
import org.apache.xerces.impl.XMLDTDScannerImpl;
import org.apache.xerces.impl.XMLDocumentScannerImpl;
import org.apache.xerces.impl.XMLEntityManager;
import org.apache.xerces.impl.XMLErrorReporter;
import org.apache.xerces.impl.XMLNSDocumentScannerImpl;
import org.apache.xerces.impl.dv.DTDDVFactory;
import org.apache.xerces.impl.msg.XMLMessageFormatter;
import org.apache.xerces.impl.validation.ValidationManager;
import org.apache.xerces.util.SymbolTable;
import org.apache.xerces.xni.XMLLocator;
import org.apache.xerces.xni.XNIException;
import org.apache.xerces.xni.grammars.XMLGrammarPool;
import org.apache.xerces.xni.parser.XMLComponent;
import org.apache.xerces.xni.parser.XMLComponentManager;
import org.apache.xerces.xni.parser.XMLConfigurationException;
import org.apache.xerces.xni.parser.XMLDTDScanner;
import org.apache.xerces.xni.parser.XMLDocumentScanner;
import org.apache.xerces.xni.parser.XMLInputSource;
import org.apache.xerces.xni.parser.XMLPullParserConfiguration;
/**
* This is the non validating parser configuration. It extends the basic
* configuration with the set of following parser components:
* Document scanner, DTD scanner, namespace binder, document handler.
*
* Xerces parser that uses this configuration is not conformant
* non-validating XML processor, since conformant non-validating processor is required
* to process "all the declarations they read in the internal DTD subset ... must use the information in those declarations to normalize attribute values,
* include the replacement text of internal entities, and supply default attribute values".
*
* @author Elena Litani, IBM
* @version $Id: NonValidatingConfiguration.java 713638 2008-11-13 04:42:18Z mrglavas $
*/
public class NonValidatingConfiguration
extends BasicParserConfiguration
implements XMLPullParserConfiguration {
//
// Constants
//
// feature identifiers
/** Feature identifier: warn on duplicate attribute definition. */
protected static final String WARN_ON_DUPLICATE_ATTDEF =
Constants.XERCES_FEATURE_PREFIX + Constants.WARN_ON_DUPLICATE_ATTDEF_FEATURE;
/** Feature identifier: warn on duplicate entity definition. */
protected static final String WARN_ON_DUPLICATE_ENTITYDEF =
Constants.XERCES_FEATURE_PREFIX + Constants.WARN_ON_DUPLICATE_ENTITYDEF_FEATURE;
/** Feature identifier: warn on undeclared element definition. */
protected static final String WARN_ON_UNDECLARED_ELEMDEF =
Constants.XERCES_FEATURE_PREFIX + Constants.WARN_ON_UNDECLARED_ELEMDEF_FEATURE;
/** Feature identifier: allow Java encodings. */
protected static final String ALLOW_JAVA_ENCODINGS =
Constants.XERCES_FEATURE_PREFIX + Constants.ALLOW_JAVA_ENCODINGS_FEATURE;
/** Feature identifier: continue after fatal error. */
protected static final String CONTINUE_AFTER_FATAL_ERROR =
Constants.XERCES_FEATURE_PREFIX + Constants.CONTINUE_AFTER_FATAL_ERROR_FEATURE;
/** Feature identifier: load external DTD. */
protected static final String LOAD_EXTERNAL_DTD =
Constants.XERCES_FEATURE_PREFIX + Constants.LOAD_EXTERNAL_DTD_FEATURE;
/** Feature identifier: notify built-in refereces. */
protected static final String NOTIFY_BUILTIN_REFS =
Constants.XERCES_FEATURE_PREFIX + Constants.NOTIFY_BUILTIN_REFS_FEATURE;
/** Feature identifier: notify character refereces. */
protected static final String NOTIFY_CHAR_REFS =
Constants.XERCES_FEATURE_PREFIX + Constants.NOTIFY_CHAR_REFS_FEATURE;
/** Feature identifier: expose schema normalized value */
protected static final String NORMALIZE_DATA =
Constants.XERCES_FEATURE_PREFIX + Constants.SCHEMA_NORMALIZED_VALUE;
/** Feature identifier: send element default value via characters() */
protected static final String SCHEMA_ELEMENT_DEFAULT =
Constants.XERCES_FEATURE_PREFIX + Constants.SCHEMA_ELEMENT_DEFAULT;
// property identifiers
/** Property identifier: error reporter. */
protected static final String ERROR_REPORTER =
Constants.XERCES_PROPERTY_PREFIX + Constants.ERROR_REPORTER_PROPERTY;
/** Property identifier: entity manager. */
protected static final String ENTITY_MANAGER =
Constants.XERCES_PROPERTY_PREFIX + Constants.ENTITY_MANAGER_PROPERTY;
/** Property identifier document scanner: */
protected static final String DOCUMENT_SCANNER =
Constants.XERCES_PROPERTY_PREFIX + Constants.DOCUMENT_SCANNER_PROPERTY;
/** Property identifier: DTD scanner. */
protected static final String DTD_SCANNER =
Constants.XERCES_PROPERTY_PREFIX + Constants.DTD_SCANNER_PROPERTY;
/** Property identifier: grammar pool. */
protected static final String XMLGRAMMAR_POOL =
Constants.XERCES_PROPERTY_PREFIX + Constants.XMLGRAMMAR_POOL_PROPERTY;
/** Property identifier: DTD validator. */
protected static final String DTD_VALIDATOR =
Constants.XERCES_PROPERTY_PREFIX + Constants.DTD_VALIDATOR_PROPERTY;
/** Property identifier: namespace binder. */
protected static final String NAMESPACE_BINDER =
Constants.XERCES_PROPERTY_PREFIX + Constants.NAMESPACE_BINDER_PROPERTY;
/** Property identifier: datatype validator factory. */
protected static final String DATATYPE_VALIDATOR_FACTORY =
Constants.XERCES_PROPERTY_PREFIX + Constants.DATATYPE_VALIDATOR_FACTORY_PROPERTY;
protected static final String VALIDATION_MANAGER =
Constants.XERCES_PROPERTY_PREFIX + Constants.VALIDATION_MANAGER_PROPERTY;
/** Property identifier: XML Schema validator. */
protected static final String SCHEMA_VALIDATOR =
Constants.XERCES_PROPERTY_PREFIX + Constants.SCHEMA_VALIDATOR_PROPERTY;
/** Property identifier: locale. */
protected static final String LOCALE =
Constants.XERCES_PROPERTY_PREFIX + Constants.LOCALE_PROPERTY;
// debugging
/** Set to true and recompile to print exception stack trace. */
private static final boolean PRINT_EXCEPTION_STACK_TRACE = false;
//
// Data
//
// components (non-configurable)
/** Grammar pool. */
protected XMLGrammarPool fGrammarPool;
/** Datatype validator factory. */
protected DTDDVFactory fDatatypeValidatorFactory;
// components (configurable)
/** Error reporter. */
protected XMLErrorReporter fErrorReporter;
/** Entity manager. */
protected XMLEntityManager fEntityManager;
/** Document scanner. */
protected XMLDocumentScanner fScanner;
/** Input Source */
protected XMLInputSource fInputSource;
/** DTD scanner. */
protected XMLDTDScanner fDTDScanner;
protected ValidationManager fValidationManager;
// private data
/** Document scanner that does namespace binding. */
private XMLNSDocumentScannerImpl fNamespaceScanner;
/** Default Xerces implementation of scanner*/
private XMLDocumentScannerImpl fNonNSScanner;
/** fConfigUpdated is set to true if there has been any change to the configuration settings,
* i.e a feature or a property was changed.
*/
protected boolean fConfigUpdated = false;
// state
/** Locator */
protected XMLLocator fLocator;
/**
* True if a parse is in progress. This state is needed because
* some features/properties cannot be set while parsing (e.g.
* validation and namespaces).
*/
protected boolean fParseInProgress = false;
//
// Constructors
//
/** Default constructor. */
public NonValidatingConfiguration() {
this(null, null, null);
} // ()
/**
* Constructs a parser configuration using the specified symbol table.
*
* @param symbolTable The symbol table to use.
*/
public NonValidatingConfiguration(SymbolTable symbolTable) {
this(symbolTable, null, null);
} // (SymbolTable)
/**
* Constructs a parser configuration using the specified symbol table and
* grammar pool.
*
* REVISIT:
* Grammar pool will be updated when the new validation engine is
* implemented.
*
* @param symbolTable The symbol table to use.
* @param grammarPool The grammar pool to use.
*/
public NonValidatingConfiguration(SymbolTable symbolTable,
XMLGrammarPool grammarPool) {
this(symbolTable, grammarPool, null);
} // (SymbolTable,XMLGrammarPool)
/**
* Constructs a parser configuration using the specified symbol table,
* grammar pool, and parent settings.
*
* REVISIT:
* Grammar pool will be updated when the new validation engine is
* implemented.
*
* @param symbolTable The symbol table to use.
* @param grammarPool The grammar pool to use.
* @param parentSettings The parent settings.
*/
public NonValidatingConfiguration(SymbolTable symbolTable,
XMLGrammarPool grammarPool,
XMLComponentManager parentSettings) {
super(symbolTable, parentSettings);
// add default recognized features
final String[] recognizedFeatures = {
PARSER_SETTINGS,
NAMESPACES,
//WARN_ON_DUPLICATE_ATTDEF, // from XMLDTDScannerImpl
//WARN_ON_UNDECLARED_ELEMDEF, // from XMLDTDScannerImpl
//ALLOW_JAVA_ENCODINGS, // from XMLEntityManager
CONTINUE_AFTER_FATAL_ERROR,
//LOAD_EXTERNAL_DTD, // from XMLDTDScannerImpl
//NOTIFY_BUILTIN_REFS, // from XMLDocumentFragmentScannerImpl
//NOTIFY_CHAR_REFS, // from XMLDocumentFragmentScannerImpl
//WARN_ON_DUPLICATE_ENTITYDEF // from XMLEntityManager
};
addRecognizedFeatures(recognizedFeatures);
// set state for default features
//setFeature(WARN_ON_DUPLICATE_ATTDEF, false); // from XMLDTDScannerImpl
//setFeature(WARN_ON_UNDECLARED_ELEMDEF, false); // from XMLDTDScannerImpl
//setFeature(ALLOW_JAVA_ENCODINGS, false); // from XMLEntityManager
fFeatures.put(CONTINUE_AFTER_FATAL_ERROR, Boolean.FALSE);
fFeatures.put(PARSER_SETTINGS, Boolean.TRUE);
fFeatures.put(NAMESPACES, Boolean.TRUE);
//setFeature(LOAD_EXTERNAL_DTD, true); // from XMLDTDScannerImpl
//setFeature(NOTIFY_BUILTIN_REFS, false); // from XMLDocumentFragmentScannerImpl
//setFeature(NOTIFY_CHAR_REFS, false); // from XMLDocumentFragmentScannerImpl
//setFeature(WARN_ON_DUPLICATE_ENTITYDEF, false); // from XMLEntityManager
// add default recognized properties
final String[] recognizedProperties = {
ERROR_REPORTER,
ENTITY_MANAGER,
DOCUMENT_SCANNER,
DTD_SCANNER,
DTD_VALIDATOR,
NAMESPACE_BINDER,
XMLGRAMMAR_POOL,
DATATYPE_VALIDATOR_FACTORY,
VALIDATION_MANAGER,
LOCALE
};
addRecognizedProperties(recognizedProperties);
fGrammarPool = grammarPool;
if(fGrammarPool != null){
fProperties.put(XMLGRAMMAR_POOL, fGrammarPool);
}
fEntityManager = createEntityManager();
fProperties.put(ENTITY_MANAGER, fEntityManager);
addComponent(fEntityManager);
fErrorReporter = createErrorReporter();
fErrorReporter.setDocumentLocator(fEntityManager.getEntityScanner());
fProperties.put(ERROR_REPORTER, fErrorReporter);
addComponent(fErrorReporter);
// this configuration delays creation of the scanner
// till it is known if namespace processing should be performed
fDTDScanner = createDTDScanner();
if (fDTDScanner != null) {
fProperties.put(DTD_SCANNER, fDTDScanner);
if (fDTDScanner instanceof XMLComponent) {
addComponent((XMLComponent)fDTDScanner);
}
}
fDatatypeValidatorFactory = createDatatypeValidatorFactory();
if (fDatatypeValidatorFactory != null) {
fProperties.put(DATATYPE_VALIDATOR_FACTORY,
fDatatypeValidatorFactory);
}
fValidationManager = createValidationManager();
if (fValidationManager != null) {
fProperties.put(VALIDATION_MANAGER, fValidationManager);
}
// add message formatters
if (fErrorReporter.getMessageFormatter(XMLMessageFormatter.XML_DOMAIN) == null) {
XMLMessageFormatter xmft = new XMLMessageFormatter();
fErrorReporter.putMessageFormatter(XMLMessageFormatter.XML_DOMAIN, xmft);
fErrorReporter.putMessageFormatter(XMLMessageFormatter.XMLNS_DOMAIN, xmft);
}
fConfigUpdated = false;
// set locale
try {
setLocale(Locale.getDefault());
}
catch (XNIException e) {
// do nothing
// REVISIT: What is the right thing to do? -Ac
}
} // (SymbolTable,XMLGrammarPool)
//
// Public methods
//
public void setFeature(String featureId, boolean state)
throws XMLConfigurationException {
fConfigUpdated = true;
super.setFeature(featureId, state);
}
public Object getProperty(String propertyId)
throws XMLConfigurationException {
if (LOCALE.equals(propertyId)) {
return getLocale();
}
return super.getProperty(propertyId);
}
public void setProperty(String propertyId, Object value)
throws XMLConfigurationException {
fConfigUpdated = true;
if (LOCALE.equals(propertyId)) {
setLocale((Locale) value);
}
super.setProperty(propertyId, value);
}
/**
* Set the locale to use for messages.
*
* @param locale The locale object to use for localization of messages.
*
* @exception XNIException Thrown if the parser does not support the
* specified locale.
*/
public void setLocale(Locale locale) throws XNIException {
super.setLocale(locale);
fErrorReporter.setLocale(locale);
} // setLocale(Locale)
public boolean getFeature(String featureId)
throws XMLConfigurationException {
// make this feature special
if (featureId.equals(PARSER_SETTINGS)){
return fConfigUpdated;
}
return super.getFeature(featureId);
} // getFeature(String):boolean
//
// XMLPullParserConfiguration methods
//
// parsing
/**
* Sets the input source for the document to parse.
*
* @param inputSource The document's input source.
*
* @exception XMLConfigurationException Thrown if there is a
* configuration error when initializing the
* parser.
* @exception IOException Thrown on I/O error.
*
* @see #parse(boolean)
*/
public void setInputSource(XMLInputSource inputSource)
throws XMLConfigurationException, IOException {
// REVISIT: this method used to reset all the components and
// construct the pipeline. Now reset() is called
// in parse (boolean) just before we parse the document
// Should this method still throw exceptions..?
fInputSource = inputSource;
} // setInputSource(XMLInputSource)
/**
* Parses the document in a pull parsing fashion.
*
* @param complete True if the pull parser should parse the
* remaining document completely.
*
* @return True if there is more document to parse.
*
* @exception XNIException Any XNI exception, possibly wrapping
* another exception.
* @exception IOException An IO exception from the parser, possibly
* from a byte stream or character stream
* supplied by the parser.
*
* @see #setInputSource
*/
public boolean parse(boolean complete) throws XNIException, IOException {
//
// reset and configure pipeline and set InputSource.
if (fInputSource !=null) {
try {
// resets and sets the pipeline.
reset();
fScanner.setInputSource(fInputSource);
fInputSource = null;
}
catch (XNIException ex) {
if (PRINT_EXCEPTION_STACK_TRACE)
ex.printStackTrace();
throw ex;
}
catch (IOException ex) {
if (PRINT_EXCEPTION_STACK_TRACE)
ex.printStackTrace();
throw ex;
}
catch (RuntimeException ex) {
if (PRINT_EXCEPTION_STACK_TRACE)
ex.printStackTrace();
throw ex;
}
catch (Exception ex) {
if (PRINT_EXCEPTION_STACK_TRACE)
ex.printStackTrace();
throw new XNIException(ex);
}
}
try {
return fScanner.scanDocument(complete);
}
catch (XNIException ex) {
if (PRINT_EXCEPTION_STACK_TRACE)
ex.printStackTrace();
throw ex;
}
catch (IOException ex) {
if (PRINT_EXCEPTION_STACK_TRACE)
ex.printStackTrace();
throw ex;
}
catch (RuntimeException ex) {
if (PRINT_EXCEPTION_STACK_TRACE)
ex.printStackTrace();
throw ex;
}
catch (Exception ex) {
if (PRINT_EXCEPTION_STACK_TRACE)
ex.printStackTrace();
throw new XNIException(ex);
}
} // parse(boolean):boolean
/**
* If the application decides to terminate parsing before the xml document
* is fully parsed, the application should call this method to free any
* resource allocated during parsing. For example, close all opened streams.
*/
public void cleanup() {
fEntityManager.closeReaders();
}
//
// XMLParserConfiguration methods
//
/**
* Parses the specified input source.
*
* @param source The input source.
*
* @exception XNIException Throws exception on XNI error.
* @exception java.io.IOException Throws exception on i/o error.
*/
public void parse(XMLInputSource source) throws XNIException, IOException {
if (fParseInProgress) {
// REVISIT - need to add new error message
throw new XNIException("FWK005 parse may not be called while parsing.");
}
fParseInProgress = true;
try {
setInputSource(source);
parse(true);
}
catch (XNIException ex) {
if (PRINT_EXCEPTION_STACK_TRACE)
ex.printStackTrace();
throw ex;
}
catch (IOException ex) {
if (PRINT_EXCEPTION_STACK_TRACE)
ex.printStackTrace();
throw ex;
}
catch (RuntimeException ex) {
if (PRINT_EXCEPTION_STACK_TRACE)
ex.printStackTrace();
throw ex;
}
catch (Exception ex) {
if (PRINT_EXCEPTION_STACK_TRACE)
ex.printStackTrace();
throw new XNIException(ex);
}
finally {
fParseInProgress = false;
// close all streams opened by xerces
this.cleanup();
}
} // parse(InputSource)
//
// Protected methods
//
/**
* Reset all components before parsing.
*
* @throws XNIException Thrown if an error occurs during initialization.
*/
protected void reset() throws XNIException {
if (fValidationManager != null)
fValidationManager.reset();
// configure the pipeline and initialize the components
configurePipeline();
super.reset();
} // reset()
/** Configures the pipeline. */
protected void configurePipeline() {
// create appropriate scanner
// and register it as one of the components.
if (fFeatures.get(NAMESPACES) == Boolean.TRUE) {
if (fNamespaceScanner == null) {
fNamespaceScanner = new XMLNSDocumentScannerImpl();
addComponent((XMLComponent)fNamespaceScanner);
}
fProperties.put(DOCUMENT_SCANNER, fNamespaceScanner);
fNamespaceScanner.setDTDValidator(null);
fScanner = fNamespaceScanner;
}
else {
if (fNonNSScanner == null) {
fNonNSScanner = new XMLDocumentScannerImpl();
addComponent((XMLComponent)fNonNSScanner);
}
fProperties.put(DOCUMENT_SCANNER, fNonNSScanner);
fScanner = fNonNSScanner;
}
fScanner.setDocumentHandler(fDocumentHandler);
fLastComponent = fScanner;
// setup dtd pipeline
if (fDTDScanner != null) {
fDTDScanner.setDTDHandler(fDTDHandler);
fDTDScanner.setDTDContentModelHandler(fDTDContentModelHandler);
}
} // configurePipeline()
// features and properties
/**
* Check a feature. If feature is know and supported, this method simply
* returns. Otherwise, the appropriate exception is thrown.
*
* @param featureId The unique identifier (URI) of the feature.
*
* @throws XMLConfigurationException Thrown for configuration error.
* In general, components should
* only throw this exception if
* it is really
* a critical error.
*/
protected void checkFeature(String featureId)
throws XMLConfigurationException {
//
// Xerces Features
//
if (featureId.startsWith(Constants.XERCES_FEATURE_PREFIX)) {
final int suffixLength = featureId.length() - Constants.XERCES_FEATURE_PREFIX.length();
//
// http://apache.org/xml/features/validation/dynamic
// Allows the parser to validate a document only when it
// contains a grammar. Validation is turned on/off based
// on each document instance, automatically.
//
if (suffixLength == Constants.DYNAMIC_VALIDATION_FEATURE.length() &&
featureId.endsWith(Constants.DYNAMIC_VALIDATION_FEATURE)) {
return;
}
//
// http://apache.org/xml/features/validation/default-attribute-values
//
if (suffixLength == Constants.DEFAULT_ATTRIBUTE_VALUES_FEATURE.length() &&
featureId.endsWith(Constants.DEFAULT_ATTRIBUTE_VALUES_FEATURE)) {
// REVISIT
short type = XMLConfigurationException.NOT_SUPPORTED;
throw new XMLConfigurationException(type, featureId);
}
//
// http://apache.org/xml/features/validation/default-attribute-values
//
if (suffixLength == Constants.VALIDATE_CONTENT_MODELS_FEATURE.length() &&
featureId.endsWith(Constants.VALIDATE_CONTENT_MODELS_FEATURE)) {
// REVISIT
short type = XMLConfigurationException.NOT_SUPPORTED;
throw new XMLConfigurationException(type, featureId);
}
//
// http://apache.org/xml/features/validation/nonvalidating/load-dtd-grammar
//
if (suffixLength == Constants.LOAD_DTD_GRAMMAR_FEATURE.length() &&
featureId.endsWith(Constants.LOAD_DTD_GRAMMAR_FEATURE)) {
return;
}
//
// http://apache.org/xml/features/validation/nonvalidating/load-external-dtd
//
if (suffixLength == Constants.LOAD_EXTERNAL_DTD_FEATURE.length() &&
featureId.endsWith(Constants.LOAD_EXTERNAL_DTD_FEATURE)) {
return;
}
//
// http://apache.org/xml/features/validation/default-attribute-values
//
if (suffixLength == Constants.VALIDATE_DATATYPES_FEATURE.length() &&
featureId.endsWith(Constants.VALIDATE_DATATYPES_FEATURE)) {
short type = XMLConfigurationException.NOT_SUPPORTED;
throw new XMLConfigurationException(type, featureId);
}
}
//
// Not recognized
//
super.checkFeature(featureId);
} // checkFeature(String)
/**
* Check a property. If the property is know and supported, this method
* simply returns. Otherwise, the appropriate exception is thrown.
*
* @param propertyId The unique identifier (URI) of the property
* being set.
*
* @throws XMLConfigurationException Thrown for configuration error.
* In general, components should
* only throw this exception if
* it is really
* a critical error.
*/
protected void checkProperty(String propertyId)
throws XMLConfigurationException {
//
// Xerces Properties
//
if (propertyId.startsWith(Constants.XERCES_PROPERTY_PREFIX)) {
final int suffixLength = propertyId.length() - Constants.XERCES_PROPERTY_PREFIX.length();
if (suffixLength == Constants.DTD_SCANNER_PROPERTY.length() &&
propertyId.endsWith(Constants.DTD_SCANNER_PROPERTY)) {
return;
}
}
if (propertyId.startsWith(Constants.JAXP_PROPERTY_PREFIX)) {
final int suffixLength = propertyId.length() - Constants.JAXP_PROPERTY_PREFIX.length();
if (suffixLength == Constants.SCHEMA_SOURCE.length() &&
propertyId.endsWith(Constants.SCHEMA_SOURCE)) {
return;
}
}
//
// Not recognized
//
super.checkProperty(propertyId);
} // checkProperty(String)
// factory methods
/** Creates an entity manager. */
protected XMLEntityManager createEntityManager() {
return new XMLEntityManager();
} // createEntityManager():XMLEntityManager
/** Creates an error reporter. */
protected XMLErrorReporter createErrorReporter() {
return new XMLErrorReporter();
} // createErrorReporter():XMLErrorReporter
/** Create a document scanner. */
protected XMLDocumentScanner createDocumentScanner() {
return null;
} // createDocumentScanner():XMLDocumentScanner
/** Create a DTD scanner. */
protected XMLDTDScanner createDTDScanner() {
return new XMLDTDScannerImpl();
} // createDTDScanner():XMLDTDScanner
/** Create a datatype validator factory. */
protected DTDDVFactory createDatatypeValidatorFactory() {
return DTDDVFactory.getInstance();
} // createDatatypeValidatorFactory():DatatypeValidatorFactory
protected ValidationManager createValidationManager(){
return new ValidationManager();
}
} // class NonValidatingConfiguration