jdk8u.jaxp.org.apache.xerces.external.parsers.XML11NonValidatingConfiguration Maven / Gradle / Ivy
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/*
* Copyright 2004 The Apache Software Foundation.
*
* Licensed 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.
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package jdk8u.jaxp.org.apache.xerces.external.parsers;
import java.io.IOException;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Locale;
import jdk8u.jaxp.org.apache.xerces.external.impl.Constants;
import jdk8u.jaxp.org.apache.xerces.external.impl.XML11DTDScannerImpl;
import jdk8u.jaxp.org.apache.xerces.external.impl.XML11DocumentScannerImpl;
import jdk8u.jaxp.org.apache.xerces.external.impl.XML11NSDocumentScannerImpl;
import jdk8u.jaxp.org.apache.xerces.external.impl.XMLDTDScannerImpl;
import jdk8u.jaxp.org.apache.xerces.external.impl.XMLDocumentScannerImpl;
import jdk8u.jaxp.org.apache.xerces.external.impl.XMLEntityHandler;
import jdk8u.jaxp.org.apache.xerces.external.impl.XMLEntityManager;
import jdk8u.jaxp.org.apache.xerces.external.impl.XMLErrorReporter;
import jdk8u.jaxp.org.apache.xerces.external.impl.XMLNSDocumentScannerImpl;
import jdk8u.jaxp.org.apache.xerces.external.impl.XMLVersionDetector;
import jdk8u.jaxp.org.apache.xerces.external.impl.dv.DTDDVFactory;
import jdk8u.jaxp.org.apache.xerces.external.impl.msg.XMLMessageFormatter;
import jdk8u.jaxp.org.apache.xerces.external.impl.validation.ValidationManager;
import jdk8u.jaxp.org.apache.xerces.external.util.FeatureState;
import jdk8u.jaxp.org.apache.xerces.external.util.ParserConfigurationSettings;
import jdk8u.jaxp.org.apache.xerces.external.util.PropertyState;
import jdk8u.jaxp.org.apache.xerces.external.util.Status;
import jdk8u.jaxp.org.apache.xerces.external.util.SymbolTable;
import jdk8u.jaxp.org.apache.xerces.external.xni.XMLDTDContentModelHandler;
import jdk8u.jaxp.org.apache.xerces.external.xni.XMLDTDHandler;
import jdk8u.jaxp.org.apache.xerces.external.xni.XMLDocumentHandler;
import jdk8u.jaxp.org.apache.xerces.external.xni.XMLLocator;
import jdk8u.jaxp.org.apache.xerces.external.xni.XNIException;
import jdk8u.jaxp.org.apache.xerces.external.xni.grammars.XMLGrammarPool;
import jdk8u.jaxp.org.apache.xerces.external.xni.parser.XMLComponent;
import jdk8u.jaxp.org.apache.xerces.external.xni.parser.XMLComponentManager;
import jdk8u.jaxp.org.apache.xerces.external.xni.parser.XMLConfigurationException;
import jdk8u.jaxp.org.apache.xerces.external.xni.parser.XMLDTDScanner;
import jdk8u.jaxp.org.apache.xerces.external.xni.parser.XMLDocumentScanner;
import jdk8u.jaxp.org.apache.xerces.external.xni.parser.XMLDocumentSource;
import jdk8u.jaxp.org.apache.xerces.external.xni.parser.XMLEntityResolver;
import jdk8u.jaxp.org.apache.xerces.external.xni.parser.XMLErrorHandler;
import jdk8u.jaxp.org.apache.xerces.external.xni.parser.XMLInputSource;
import jdk8u.jaxp.org.apache.xerces.external.xni.parser.XMLPullParserConfiguration;
/**
* This class is the non vlaidating parser configuration
* used to parse XML 1.0 and XML 1.1 documents.
*
* 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
* @author John Kim, IBM
* @author Michael Glavassevich, IBM
*
* @version $Id: XML11NonValidatingConfiguration.java,v 1.5 2010-11-01 04:40:10 joehw Exp $
*/
public class XML11NonValidatingConfiguration extends ParserConfigurationSettings
implements XMLPullParserConfiguration, XML11Configurable {
//
// Constants
//
protected final static String XML11_DATATYPE_VALIDATOR_FACTORY =
"jdk8u.jaxp.org.apache.xerces.external.impl.dv.dtd.XML11DTDDVFactoryImpl";
// feature identifiers
/** Feature identifier: validation. */
protected static final String VALIDATION =
Constants.SAX_FEATURE_PREFIX + Constants.VALIDATION_FEATURE;
/** Feature identifier: namespaces. */
protected static final String NAMESPACES =
Constants.SAX_FEATURE_PREFIX + Constants.NAMESPACES_FEATURE;
/** Feature identifier: external general entities. */
protected static final String EXTERNAL_GENERAL_ENTITIES =
Constants.SAX_FEATURE_PREFIX + Constants.EXTERNAL_GENERAL_ENTITIES_FEATURE;
/** Feature identifier: external parameter entities. */
protected static final String EXTERNAL_PARAMETER_ENTITIES =
Constants.SAX_FEATURE_PREFIX + Constants.EXTERNAL_PARAMETER_ENTITIES_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;
// property identifiers
/** Property identifier: xml string. */
protected static final String XML_STRING =
Constants.SAX_PROPERTY_PREFIX + Constants.XML_STRING_PROPERTY;
/** Property identifier: symbol table. */
protected static final String SYMBOL_TABLE =
Constants.XERCES_PROPERTY_PREFIX + Constants.SYMBOL_TABLE_PROPERTY;
/** Property identifier: error handler. */
protected static final String ERROR_HANDLER =
Constants.XERCES_PROPERTY_PREFIX + Constants.ERROR_HANDLER_PROPERTY;
/** Property identifier: entity resolver. */
protected static final String ENTITY_RESOLVER =
Constants.XERCES_PROPERTY_PREFIX + Constants.ENTITY_RESOLVER_PROPERTY;
/** 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;
// debugging
/** Set to true and recompile to print exception stack trace. */
protected static final boolean PRINT_EXCEPTION_STACK_TRACE = false;
//
// Data
//
protected SymbolTable fSymbolTable;
protected XMLInputSource fInputSource;
protected ValidationManager fValidationManager;
protected XMLVersionDetector fVersionDetector;
protected XMLLocator fLocator;
protected Locale fLocale;
/** XML 1.0 Components. */
protected ArrayList fComponents;
/** XML 1.1. Components. */
protected ArrayList fXML11Components = null;
/** Common components: XMLEntityManager, XMLErrorReporter */
protected ArrayList fCommonComponents = null;
/** The document handler. */
protected XMLDocumentHandler fDocumentHandler;
/** The DTD handler. */
protected XMLDTDHandler fDTDHandler;
/** The DTD content model handler. */
protected XMLDTDContentModelHandler fDTDContentModelHandler;
/** Last component in the document pipeline */
protected XMLDocumentSource fLastComponent;
/**
* True if a parse is in progress. This state is needed because
* some features/properties cannot be set while parsing (e.g.
* namespaces).
*/
protected boolean fParseInProgress = false;
/** 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;
//
// XML 1.0 components
//
/** The XML 1.0 Datatype validator factory. */
protected DTDDVFactory fDatatypeValidatorFactory;
/** The XML 1.0 Document scanner that does namespace binding. */
protected XMLNSDocumentScannerImpl fNamespaceScanner;
/** The XML 1.0 Non-namespace implementation of scanner */
protected XMLDocumentScannerImpl fNonNSScanner;
/** The XML 1.0 DTD scanner. */
protected XMLDTDScanner fDTDScanner;
//
// XML 1.1 components
//
/** The XML 1.1 datatype factory. **/
protected DTDDVFactory fXML11DatatypeFactory = null;
/** The XML 1.1 document scanner that does namespace binding. **/
protected XML11NSDocumentScannerImpl fXML11NSDocScanner = null;
/** The XML 1.1 document scanner that does not do namespace binding. **/
protected XML11DocumentScannerImpl fXML11DocScanner = null;
/** The XML 1.1 DTD scanner. **/
protected XML11DTDScannerImpl fXML11DTDScanner = null;
//
// Common components
//
/** Grammar pool. */
protected XMLGrammarPool fGrammarPool;
/** Error reporter. */
protected XMLErrorReporter fErrorReporter;
/** Entity manager. */
protected XMLEntityManager fEntityManager;
/** Current scanner */
protected XMLDocumentScanner fCurrentScanner;
/** Current Datatype validator factory. */
protected DTDDVFactory fCurrentDVFactory;
/** Current DTD scanner. */
protected XMLDTDScanner fCurrentDTDScanner;
/** Flag indiciating whether XML11 components have been initialized. */
private boolean f11Initialized = false;
//
// Constructors
//
/** Default constructor. */
public XML11NonValidatingConfiguration() {
this(null, null, null);
} // ()
/**
* Constructs a parser configuration using the specified symbol table.
*
* @param symbolTable The symbol table to use.
*/
public XML11NonValidatingConfiguration(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 XML11NonValidatingConfiguration(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 XML11NonValidatingConfiguration(
SymbolTable symbolTable,
XMLGrammarPool grammarPool,
XMLComponentManager parentSettings) {
super(parentSettings);
// create a vector to hold all the components in use
// XML 1.0 specialized components
fComponents = new ArrayList();
// XML 1.1 specialized components
fXML11Components = new ArrayList();
// Common components for XML 1.1. and XML 1.0
fCommonComponents = new ArrayList();
// create table for features and properties
fFeatures = new HashMap();
fProperties = new HashMap();
// add default recognized features
final String[] recognizedFeatures =
{
CONTINUE_AFTER_FATAL_ERROR, // from XMLDTDScannerImpl
VALIDATION,
NAMESPACES,
EXTERNAL_GENERAL_ENTITIES,
EXTERNAL_PARAMETER_ENTITIES,
PARSER_SETTINGS
};
addRecognizedFeatures(recognizedFeatures);
// set state for default features
fFeatures.put(VALIDATION, Boolean.FALSE);
fFeatures.put(NAMESPACES, Boolean.TRUE);
fFeatures.put(EXTERNAL_GENERAL_ENTITIES, Boolean.TRUE);
fFeatures.put(EXTERNAL_PARAMETER_ENTITIES, Boolean.TRUE);
fFeatures.put(CONTINUE_AFTER_FATAL_ERROR, Boolean.FALSE);
fFeatures.put(PARSER_SETTINGS, Boolean.TRUE);
// add default recognized properties
final String[] recognizedProperties =
{
XML_STRING,
SYMBOL_TABLE,
ERROR_HANDLER,
ENTITY_RESOLVER,
ERROR_REPORTER,
ENTITY_MANAGER,
DOCUMENT_SCANNER,
DTD_SCANNER,
DTD_VALIDATOR,
DATATYPE_VALIDATOR_FACTORY,
VALIDATION_MANAGER,
XML_STRING,
XMLGRAMMAR_POOL, };
addRecognizedProperties(recognizedProperties);
if (symbolTable == null) {
symbolTable = new SymbolTable();
}
fSymbolTable = symbolTable;
fProperties.put(SYMBOL_TABLE, fSymbolTable);
fGrammarPool = grammarPool;
if (fGrammarPool != null) {
fProperties.put(XMLGRAMMAR_POOL, fGrammarPool);
}
fEntityManager = new XMLEntityManager();
fProperties.put(ENTITY_MANAGER, fEntityManager);
addCommonComponent(fEntityManager);
fErrorReporter = new XMLErrorReporter();
fErrorReporter.setDocumentLocator(fEntityManager.getEntityScanner());
fProperties.put(ERROR_REPORTER, fErrorReporter);
addCommonComponent(fErrorReporter);
fNamespaceScanner = new XMLNSDocumentScannerImpl();
fProperties.put(DOCUMENT_SCANNER, fNamespaceScanner);
addComponent((XMLComponent) fNamespaceScanner);
fDTDScanner = new XMLDTDScannerImpl();
fProperties.put(DTD_SCANNER, fDTDScanner);
addComponent((XMLComponent) fDTDScanner);
fDatatypeValidatorFactory = DTDDVFactory.getInstance();
fProperties.put(DATATYPE_VALIDATOR_FACTORY, fDatatypeValidatorFactory);
fValidationManager = new ValidationManager();
fProperties.put(VALIDATION_MANAGER, fValidationManager);
fVersionDetector = new XMLVersionDetector();
// 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);
}
// set locale
try {
setLocale(Locale.getDefault());
} catch (XNIException e) {
// do nothing
// REVISIT: What is the right thing to do? -Ac
}
fConfigUpdated = false;
} // (SymbolTable,XMLGrammarPool)
/**
* 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)
/**
* 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 {
fLocale = locale;
fErrorReporter.setLocale(locale);
} // setLocale(Locale)
/**
* Sets the document handler on the last component in the pipeline
* to receive information about the document.
*
* @param documentHandler The document handler.
*/
public void setDocumentHandler(XMLDocumentHandler documentHandler) {
fDocumentHandler = documentHandler;
if (fLastComponent != null) {
fLastComponent.setDocumentHandler(fDocumentHandler);
if (fDocumentHandler !=null){
fDocumentHandler.setDocumentSource(fLastComponent);
}
}
} // setDocumentHandler(XMLDocumentHandler)
/** Returns the registered document handler. */
public XMLDocumentHandler getDocumentHandler() {
return fDocumentHandler;
} // getDocumentHandler():XMLDocumentHandler
/**
* Sets the DTD handler.
*
* @param dtdHandler The DTD handler.
*/
public void setDTDHandler(XMLDTDHandler dtdHandler) {
fDTDHandler = dtdHandler;
} // setDTDHandler(XMLDTDHandler)
/** Returns the registered DTD handler. */
public XMLDTDHandler getDTDHandler() {
return fDTDHandler;
} // getDTDHandler():XMLDTDHandler
/**
* Sets the DTD content model handler.
*
* @param handler The DTD content model handler.
*/
public void setDTDContentModelHandler(XMLDTDContentModelHandler handler) {
fDTDContentModelHandler = handler;
} // setDTDContentModelHandler(XMLDTDContentModelHandler)
/** Returns the registered DTD content model handler. */
public XMLDTDContentModelHandler getDTDContentModelHandler() {
return fDTDContentModelHandler;
} // getDTDContentModelHandler():XMLDTDContentModelHandler
/**
* Sets the resolver used to resolve external entities. The EntityResolver
* interface supports resolution of public and system identifiers.
*
* @param resolver The new entity resolver. Passing a null value will
* uninstall the currently installed resolver.
*/
public void setEntityResolver(XMLEntityResolver resolver) {
fProperties.put(ENTITY_RESOLVER, resolver);
} // setEntityResolver(XMLEntityResolver)
/**
* Return the current entity resolver.
*
* @return The current entity resolver, or null if none
* has been registered.
* @see #setEntityResolver
*/
public XMLEntityResolver getEntityResolver() {
return (XMLEntityResolver)fProperties.get(ENTITY_RESOLVER);
} // getEntityResolver():XMLEntityResolver
/**
* Allow an application to register an error event handler.
*
* If the application does not register an error handler, all
* error events reported by the SAX parser will be silently
* ignored; however, normal processing may not continue. It is
* highly recommended that all SAX applications implement an
* error handler to avoid unexpected bugs.
*
* Applications may register a new or different handler in the
* middle of a parse, and the SAX parser must begin using the new
* handler immediately.
*
* @param errorHandler The error handler.
* @exception java.lang.NullPointerException If the handler
* argument is null.
* @see #getErrorHandler
*/
public void setErrorHandler(XMLErrorHandler errorHandler) {
fProperties.put(ERROR_HANDLER, errorHandler);
} // setErrorHandler(XMLErrorHandler)
/**
* Return the current error handler.
*
* @return The current error handler, or null if none
* has been registered.
* @see #setErrorHandler
*/
public XMLErrorHandler getErrorHandler() {
// REVISIT: Should this be a property?
return (XMLErrorHandler)fProperties.get(ERROR_HANDLER);
} // getErrorHandler():XMLErrorHandler
/**
* 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();
}
/**
* 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)
public boolean parse(boolean complete) throws XNIException, IOException {
//
// reset and configure pipeline and set InputSource.
if (fInputSource != null) {
try {
fValidationManager.reset();
fVersionDetector.reset(this);
resetCommon();
short version = fVersionDetector.determineDocVersion(fInputSource);
if (version == Constants.XML_VERSION_1_1) {
initXML11Components();
configureXML11Pipeline();
resetXML11();
} else {
configurePipeline();
reset();
}
// mark configuration as fixed
fConfigUpdated = false;
// resets and sets the pipeline.
fVersionDetector.startDocumentParsing((XMLEntityHandler) fCurrentScanner, version);
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 fCurrentScanner.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
/**
* Returns the state of a feature.
*
* @param featureId The feature identifier.
* @return true if the feature is supported
*
* @throws XMLConfigurationException Thrown for configuration error.
* In general, components should
* only throw this exception if
* it is really
* a critical error.
*/
public FeatureState getFeatureState(String featureId)
throws XMLConfigurationException {
// make this feature special
if (featureId.equals(PARSER_SETTINGS)){
return FeatureState.is(fConfigUpdated);
}
return super.getFeatureState(featureId);
} // getFeature(String):boolean
/**
* Set the state of a feature.
*
* Set the state of any feature in a SAX2 parser. The parser
* might not recognize the feature, and if it does recognize
* it, it might not be able to fulfill the request.
*
* @param featureId The unique identifier (URI) of the feature.
* @param state The requested state of the feature (true or false).
*
* @exception jdk8u.jaxp.org.apache.xerces.external.xni.parser.XMLConfigurationException If the
* requested feature is not known.
*/
public void setFeature(String featureId, boolean state)
throws XMLConfigurationException {
fConfigUpdated = true;
// forward to every XML 1.0 component
int count = fComponents.size();
for (int i = 0; i < count; i++) {
XMLComponent c = (XMLComponent) fComponents.get(i);
c.setFeature(featureId, state);
}
// forward it to common components
count = fCommonComponents.size();
for (int i = 0; i < count; i++) {
XMLComponent c = (XMLComponent) fCommonComponents.get(i);
c.setFeature(featureId, state);
}
// forward to every XML 1.1 component
count = fXML11Components.size();
for (int i = 0; i < count; i++) {
XMLComponent c = (XMLComponent) fXML11Components.get(i);
try{
c.setFeature(featureId, state);
}
catch (Exception e){
// no op
}
}
// save state if noone "objects"
super.setFeature(featureId, state);
} // setFeature(String,boolean)
/**
* setProperty
*
* @param propertyId
* @param value
*/
public void setProperty(String propertyId, Object value)
throws XMLConfigurationException {
fConfigUpdated = true;
// forward to every XML 1.0 component
int count = fComponents.size();
for (int i = 0; i < count; i++) {
XMLComponent c = (XMLComponent) fComponents.get(i);
c.setProperty(propertyId, value);
}
// forward it to every common Component
count = fCommonComponents.size();
for (int i = 0; i < count; i++) {
XMLComponent c = (XMLComponent) fCommonComponents.get(i);
c.setProperty(propertyId, value);
}
// forward it to every XML 1.1 component
count = fXML11Components.size();
for (int i = 0; i < count; i++) {
XMLComponent c = (XMLComponent) fXML11Components.get(i);
try{
c.setProperty(propertyId, value);
}
catch (Exception e){
// ignore it
}
}
// store value if noone "objects"
super.setProperty(propertyId, value);
} // setProperty(String,Object)
/** Returns the locale. */
public Locale getLocale() {
return fLocale;
} // getLocale():Locale
/**
* reset all XML 1.0 components before parsing and namespace context
*/
protected void reset() throws XNIException {
int count = fComponents.size();
for (int i = 0; i < count; i++) {
XMLComponent c = (XMLComponent) fComponents.get(i);
c.reset(this);
}
} // reset()
/**
* reset all common components before parsing
*/
protected void resetCommon() throws XNIException {
// reset common components
int count = fCommonComponents.size();
for (int i = 0; i < count; i++) {
XMLComponent c = (XMLComponent) fCommonComponents.get(i);
c.reset(this);
}
} // resetCommon()
/**
* reset all components before parsing and namespace context
*/
protected void resetXML11() throws XNIException {
// reset every component
int count = fXML11Components.size();
for (int i = 0; i < count; i++) {
XMLComponent c = (XMLComponent) fXML11Components.get(i);
c.reset(this);
}
} // resetXML11()
/**
* Configures the XML 1.1 pipeline.
* Note: this method also resets the new XML11 components.
*/
protected void configureXML11Pipeline() {
if (fCurrentDVFactory != fXML11DatatypeFactory) {
fCurrentDVFactory = fXML11DatatypeFactory;
setProperty(DATATYPE_VALIDATOR_FACTORY, fCurrentDVFactory);
}
// setup DTD pipeline
if (fCurrentDTDScanner != fXML11DTDScanner) {
fCurrentDTDScanner = fXML11DTDScanner;
setProperty(DTD_SCANNER, fCurrentDTDScanner);
}
fXML11DTDScanner.setDTDHandler(fDTDHandler);
fXML11DTDScanner.setDTDContentModelHandler(fDTDContentModelHandler);
// setup XML 1.1 document pipeline
if (fFeatures.get(NAMESPACES) == Boolean.TRUE) {
if (fCurrentScanner != fXML11NSDocScanner) {
fCurrentScanner = fXML11NSDocScanner;
setProperty(DOCUMENT_SCANNER, fXML11NSDocScanner);
}
fXML11NSDocScanner.setDTDValidator(null);
fXML11NSDocScanner.setDocumentHandler(fDocumentHandler);
if (fDocumentHandler != null) {
fDocumentHandler.setDocumentSource(fXML11NSDocScanner);
}
fLastComponent = fXML11NSDocScanner;
} else {
// create components
if (fXML11DocScanner == null) {
// non namespace document pipeline
fXML11DocScanner = new XML11DocumentScannerImpl();
addXML11Component(fXML11DocScanner);
}
if (fCurrentScanner != fXML11DocScanner) {
fCurrentScanner = fXML11DocScanner;
setProperty(DOCUMENT_SCANNER, fXML11DocScanner);
}
fXML11DocScanner.setDocumentHandler(fDocumentHandler);
if (fDocumentHandler != null) {
fDocumentHandler.setDocumentSource(fXML11DocScanner);
}
fLastComponent = fXML11DocScanner;
}
} // configureXML11Pipeline()
/** Configures the pipeline. */
protected void configurePipeline() {
if (fCurrentDVFactory != fDatatypeValidatorFactory) {
fCurrentDVFactory = fDatatypeValidatorFactory;
// use XML 1.0 datatype library
setProperty(DATATYPE_VALIDATOR_FACTORY, fCurrentDVFactory);
}
// setup DTD pipeline
if (fCurrentDTDScanner != fDTDScanner) {
fCurrentDTDScanner = fDTDScanner;
setProperty(DTD_SCANNER, fCurrentDTDScanner);
}
fDTDScanner.setDTDHandler(fDTDHandler);
fDTDScanner.setDTDContentModelHandler(fDTDContentModelHandler);
// setup document pipeline
if (fFeatures.get(NAMESPACES) == Boolean.TRUE) {
if (fCurrentScanner != fNamespaceScanner) {
fCurrentScanner = fNamespaceScanner;
setProperty(DOCUMENT_SCANNER, fNamespaceScanner);
}
fNamespaceScanner.setDTDValidator(null);
fNamespaceScanner.setDocumentHandler(fDocumentHandler);
if (fDocumentHandler != null) {
fDocumentHandler.setDocumentSource(fNamespaceScanner);
}
fLastComponent = fNamespaceScanner;
} else {
// create components
if (fNonNSScanner == null) {
fNonNSScanner = new XMLDocumentScannerImpl();
// add components
addComponent((XMLComponent) fNonNSScanner);
}
if (fCurrentScanner != fNonNSScanner) {
fCurrentScanner = fNonNSScanner;
setProperty(DOCUMENT_SCANNER, fNonNSScanner);
}
fNonNSScanner.setDocumentHandler(fDocumentHandler);
if (fDocumentHandler != null) {
fDocumentHandler.setDocumentSource(fNonNSScanner);
}
fLastComponent = fNonNSScanner;
}
} // 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 FeatureState 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 FeatureState.RECOGNIZED;
}
//
// 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
return FeatureState.NOT_SUPPORTED;
}
//
// 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
return FeatureState.NOT_SUPPORTED;
}
//
// 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 FeatureState.RECOGNIZED;
}
//
// 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 FeatureState.RECOGNIZED;
}
//
// http://apache.org/xml/features/validation/default-attribute-values
//
if (suffixLength == Constants.VALIDATE_DATATYPES_FEATURE.length() &&
featureId.endsWith(Constants.VALIDATE_DATATYPES_FEATURE)) {
return FeatureState.NOT_SUPPORTED;
}
// special performance feature: only component manager is allowed to set it.
if (suffixLength == Constants.PARSER_SETTINGS.length() &&
featureId.endsWith(Constants.PARSER_SETTINGS)) {
return FeatureState.NOT_SUPPORTED;
}
}
//
// Not recognized
//
return 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 PropertyState 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 PropertyState.RECOGNIZED;
}
}
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 PropertyState.RECOGNIZED;
}
}
// special cases
if (propertyId.startsWith(Constants.SAX_PROPERTY_PREFIX)) {
final int suffixLength = propertyId.length() - Constants.SAX_PROPERTY_PREFIX.length();
//
// http://xml.org/sax/properties/xml-string
// Value type: String
// Access: read-only
// Get the literal string of characters associated with the
// current event. If the parser recognises and supports this
// property but is not currently parsing text, it should return
// null (this is a good way to check for availability before the
// parse begins).
//
if (suffixLength == Constants.XML_STRING_PROPERTY.length() &&
propertyId.endsWith(Constants.XML_STRING_PROPERTY)) {
// REVISIT - we should probably ask xml-dev for a precise
// definition of what this is actually supposed to return, and
// in exactly which circumstances.
return PropertyState.NOT_SUPPORTED;
}
}
//
// Not recognized
//
return super.checkProperty(propertyId);
} // checkProperty(String)
/**
* Adds a component to the parser configuration. This method will
* also add all of the component's recognized features and properties
* to the list of default recognized features and properties.
*
* @param component The component to add.
*/
protected void addComponent(XMLComponent component) {
// don't add a component more than once
if (fComponents.contains(component)) {
return;
}
fComponents.add(component);
addRecognizedParamsAndSetDefaults(component);
} // addComponent(XMLComponent)
/**
* Adds common component to the parser configuration. This method will
* also add all of the component's recognized features and properties
* to the list of default recognized features and properties.
*
* @param component The component to add.
*/
protected void addCommonComponent(XMLComponent component) {
// don't add a component more than once
if (fCommonComponents.contains(component)) {
return;
}
fCommonComponents.add(component);
addRecognizedParamsAndSetDefaults(component);
} // addCommonComponent(XMLComponent)
/**
* Adds an XML 1.1 component to the parser configuration. This method will
* also add all of the component's recognized features and properties
* to the list of default recognized features and properties.
*
* @param component The component to add.
*/
protected void addXML11Component(XMLComponent component) {
// don't add a component more than once
if (fXML11Components.contains(component)) {
return;
}
fXML11Components.add(component);
addRecognizedParamsAndSetDefaults(component);
} // addXML11Component(XMLComponent)
/**
* 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
*/
protected void addRecognizedParamsAndSetDefaults(XMLComponent component) {
// register component's recognized features
String[] recognizedFeatures = component.getRecognizedFeatures();
addRecognizedFeatures(recognizedFeatures);
// register component's recognized properties
String[] recognizedProperties = component.getRecognizedProperties();
addRecognizedProperties(recognizedProperties);
// set default values
if (recognizedFeatures != null) {
for (int i = 0; i < recognizedFeatures.length; ++i) {
String featureId = recognizedFeatures[i];
Boolean 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;
}
}
}
}
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;
}
}
}
}
}
private void initXML11Components() {
if (!f11Initialized) {
// create datatype factory
fXML11DatatypeFactory = DTDDVFactory.getInstance(XML11_DATATYPE_VALIDATOR_FACTORY);
// setup XML 1.1 DTD pipeline
fXML11DTDScanner = new XML11DTDScannerImpl();
addXML11Component(fXML11DTDScanner);
// setup XML 1.1. document pipeline - namespace aware
fXML11NSDocScanner = new XML11NSDocumentScannerImpl();
addXML11Component(fXML11NSDocScanner);
f11Initialized = true;
}
}
} // class XML11NonValidatingConfiguration