saxparser.cpp

来自「IBM的解析xml的工具Xerces的源代码」· C++ 代码 · 共 1,546 行 · 第 1/3 页

{
    return fScanner->getExternalNoNamespaceSchemaLocation();
}

SecurityManager* SAXParser::getSecurityManager() const
{
    return fScanner->getSecurityManager();
}

bool SAXParser::getLoadExternalDTD() const
{
    return fScanner->getLoadExternalDTD();
}

bool SAXParser::isCachingGrammarFromParse() const
{
    return fScanner->isCachingGrammarFromParse();
}

bool SAXParser::isUsingCachedGrammarInParse() const
{
    return fScanner->isUsingCachedGrammarInParse();
}

bool SAXParser::getCalculateSrcOfs() const
{
    return fScanner->getCalculateSrcOfs();
}

bool SAXParser::getStandardUriConformant() const
{
    return fScanner->getStandardUriConformant();
}

Grammar* SAXParser::getGrammar(const XMLCh* const nameSpaceKey)
{
    return fGrammarResolver->getGrammar(nameSpaceKey);
}

Grammar* SAXParser::getRootGrammar()
{
    return fScanner->getRootGrammar();
}

const XMLCh* SAXParser::getURIText(unsigned int uriId) const
{
    return fScanner->getURIText(uriId);
}

unsigned int SAXParser::getSrcOffset() const
{
    return fScanner->getSrcOffset();
}

// ---------------------------------------------------------------------------
//  SAXParser: Setter methods
// ---------------------------------------------------------------------------
void SAXParser::setDoNamespaces(const bool newState)
{
    fScanner->setDoNamespaces(newState);
}

void SAXParser::setGenerateSyntheticAnnotations(const bool newState)
{
    fScanner->setGenerateSyntheticAnnotations(newState);
}

void SAXParser::setValidateAnnotations(const bool newState)
{
    fScanner->setValidateAnnotations(newState);
}

void SAXParser::setExitOnFirstFatalError(const bool newState)
{
    fScanner->setExitOnFirstFatal(newState);
}


void SAXParser::setValidationConstraintFatal(const bool newState)
{
    fScanner->setValidationConstraintFatal(newState);
}


void SAXParser::setValidationScheme(const ValSchemes newScheme)
{
    if (newScheme == Val_Never)
        fScanner->setValidationScheme(XMLScanner::Val_Never);
    else if (newScheme == Val_Always)
        fScanner->setValidationScheme(XMLScanner::Val_Always);
    else
        fScanner->setValidationScheme(XMLScanner::Val_Auto);
}

void SAXParser::setDoSchema(const bool newState)
{
    fScanner->setDoSchema(newState);
}

void SAXParser::setValidationSchemaFullChecking(const bool schemaFullChecking)
{
    fScanner->setValidationSchemaFullChecking(schemaFullChecking);
}

void SAXParser::setIdentityConstraintChecking(const bool identityConstraintChecking)
{
    fScanner->setIdentityConstraintChecking(identityConstraintChecking);
}

void SAXParser::setExternalSchemaLocation(const XMLCh* const schemaLocation)
{
    fScanner->setExternalSchemaLocation(schemaLocation);
}
void SAXParser::setExternalNoNamespaceSchemaLocation(const XMLCh* const noNamespaceSchemaLocation)
{
    fScanner->setExternalNoNamespaceSchemaLocation(noNamespaceSchemaLocation);
}

void SAXParser::setExternalSchemaLocation(const char* const schemaLocation)
{
    fScanner->setExternalSchemaLocation(schemaLocation);
}
void SAXParser::setExternalNoNamespaceSchemaLocation(const char* const noNamespaceSchemaLocation)
{
    fScanner->setExternalNoNamespaceSchemaLocation(noNamespaceSchemaLocation);
}

void SAXParser::setSecurityManager(SecurityManager* const securityManager)
{
    // since this could impact various components, don't permit it to change
    // during a parse
    if (fParseInProgress)
        ThrowXMLwithMemMgr(IOException, XMLExcepts::Gen_ParseInProgress, fMemoryManager);

    fScanner->setSecurityManager(securityManager);
}

void SAXParser::setLoadExternalDTD(const bool newState)
{
    fScanner->setLoadExternalDTD(newState);
}

void SAXParser::cacheGrammarFromParse(const bool newState)
{
    fScanner->cacheGrammarFromParse(newState);

    if (newState)
        fScanner->useCachedGrammarInParse(newState);
}

void SAXParser::useCachedGrammarInParse(const bool newState)
{
    if (newState || !fScanner->isCachingGrammarFromParse())
        fScanner->useCachedGrammarInParse(newState);
}

void SAXParser::setCalculateSrcOfs(const bool newState)
{
    fScanner->setCalculateSrcOfs(newState);
}

void SAXParser::setStandardUriConformant(const bool newState)
{
    fScanner->setStandardUriConformant(newState);
}

void SAXParser::useScanner(const XMLCh* const scannerName)
{
    XMLScanner* tempScanner = XMLScannerResolver::resolveScanner
    (
        scannerName
        , fValidator
        , fGrammarResolver
        , fMemoryManager
    );

    if (tempScanner) {

        tempScanner->setParseSettings(fScanner);
        tempScanner->setURIStringPool(fURIStringPool);
        delete fScanner;
        fScanner = tempScanner;
    }
}

void SAXParser::setInputBufferSize(const size_t bufferSize)
{
    fScanner->setInputBufferSize(bufferSize);
}

// ---------------------------------------------------------------------------
//  SAXParser: Overrides of the SAX Parser interface
// ---------------------------------------------------------------------------
void SAXParser::parse(const InputSource& source)
{
    // Avoid multiple entrance
    if (fParseInProgress)
        ThrowXMLwithMemMgr(IOException, XMLExcepts::Gen_ParseInProgress, fMemoryManager);

    try
    {
        fParseInProgress = true;
        fScanner->scanDocument(source);
        fParseInProgress = false;
    }
    catch(const OutOfMemoryException&)
    {
        throw;
    }
    catch (...)
    {
        fParseInProgress = false;
        throw;
    }
}

void SAXParser::parse(const XMLCh* const systemId)
{
    // Avoid multiple entrance
    if (fParseInProgress)
        ThrowXMLwithMemMgr(IOException, XMLExcepts::Gen_ParseInProgress, fMemoryManager);

    try
    {
        fParseInProgress = true;
        fScanner->scanDocument(systemId);
        fParseInProgress = false;
    }
    catch(const OutOfMemoryException&)
    {
        throw;
    }
    catch (...)
    {
        fParseInProgress = false;
        throw;
    }
}

void SAXParser::parse(const char* const systemId)
{
    // Avoid multiple entrance
    if (fParseInProgress)
        ThrowXMLwithMemMgr(IOException, XMLExcepts::Gen_ParseInProgress, fMemoryManager);

    try
    {
        fParseInProgress = true;
        fScanner->scanDocument(systemId);
        fParseInProgress = false;
    }
    catch(const OutOfMemoryException&)
    {
        throw;
    }
    catch (...)
    {
        fParseInProgress = false;
        throw;
    }
}

void SAXParser::setDocumentHandler(DocumentHandler* const handler)
{
    fDocHandler = handler;
    if (fDocHandler)
    {
        //
        //  Make sure we are set as the document handler with the scanner.
        //  We may already be (if advanced handlers are installed), but its
        //  not worthing checking, just do it.
        //
        fScanner->setDocHandler(this);
    }
     else
    {
        //
        //  If we don't have any advanced handlers either, then deinstall us
        //  from the scanner because we don't need document events anymore.
        //
        if (!fAdvDHCount)
            fScanner->setDocHandler(0);
    }
}


void SAXParser::setDTDHandler(DTDHandler* const handler)
{
    fDTDHandler = handler;
    if (fDTDHandler)
        fScanner->setDocTypeHandler(this);
    else
        fScanner->setDocTypeHandler(0);
}


void SAXParser::setErrorHandler(ErrorHandler* const handler)
{
    //
    //  Store the handler. Then either install or deinstall us as the
    //  error reporter on the scanner.
    //
    fErrorHandler = handler;
    if (fErrorHandler) {
        fScanner->setErrorReporter(this);
        fScanner->setErrorHandler(fErrorHandler);
    }
    else {
        fScanner->setErrorReporter(0);
        fScanner->setErrorHandler(0);
    }
}


void SAXParser::setPSVIHandler(PSVIHandler* const handler)
{
    fPSVIHandler = handler;
    if (fPSVIHandler) {
        fScanner->setPSVIHandler(fPSVIHandler);      
    }
    else {
        fScanner->setPSVIHandler(0);       
    }
}

void SAXParser::setEntityResolver(EntityResolver* const resolver)
{
    fEntityResolver = resolver;
    if (fEntityResolver) {
        fScanner->setEntityHandler(this);
        fXMLEntityResolver = 0;
    }
    else {
        fScanner->setEntityHandler(0);
    }
}

void SAXParser::setXMLEntityResolver(XMLEntityResolver* const resolver)
{
    fXMLEntityResolver = resolver;
    if (fXMLEntityResolver) {
        fScanner->setEntityHandler(this);
        fEntityResolver = 0;
    }
    else {
        fScanner->setEntityHandler(0);
    }
}

// ---------------------------------------------------------------------------
//  SAXParser: Progressive parse methods
// ---------------------------------------------------------------------------
bool SAXParser::parseFirst( const   XMLCh* const    systemId
                            ,       XMLPScanToken&  toFill)
{
    //
    //  Avoid multiple entrance. We cannot enter here while a regular parse
    //  is in progress.
    //
    if (fParseInProgress)
        ThrowXMLwithMemMgr(IOException, XMLExcepts::Gen_ParseInProgress, fMemoryManager);

    return fScanner->scanFirst(systemId, toFill);
}

bool SAXParser::parseFirst( const   char* const     systemId
                            ,       XMLPScanToken&  toFill)
{
    //
    //  Avoid multiple entrance. We cannot enter here while a regular parse
    //  is in progress.
    //
    if (fParseInProgress)
        ThrowXMLwithMemMgr(IOException, XMLExcepts::Gen_ParseInProgress, fMemoryManager);

    return fScanner->scanFirst(systemId, toFill);
}

bool SAXParser::parseFirst( const   InputSource&    source
                            ,       XMLPScanToken&  toFill)
{
    //
    //  Avoid multiple entrance. We cannot enter here while a regular parse
    //  is in progress.
    //
    if (fParseInProgress)
        ThrowXMLwithMemMgr(IOException, XMLExcepts::Gen_ParseInProgress, fMemoryManager);

    return fScanner->scanFirst(source, toFill);
}

bool SAXParser::parseNext(XMLPScanToken& token)
{
    return fScanner->scanNext(token);
}

void SAXParser::parseReset(XMLPScanToken& token)
{
    // Reset the scanner
    fScanner->scanReset(token);
}


// ---------------------------------------------------------------------------
//  SAXParser: Overrides of the XMLDocumentHandler interface
// ---------------------------------------------------------------------------
void SAXParser::docCharacters(  const   XMLCh* const    chars
                                , const unsigned int    length
                                , const bool            cdataSection)
{
    // Suppress the chars before the root element.
    if (!fElemDepth)
        return;

    // Just map to the SAX document handler
    if (fDocHandler)
        fDocHandler->characters(chars, length);

    //
    //  If there are any installed advanced handlers, then lets call them
    //  with this info.
    //
    for (unsigned int index = 0; index < fAdvDHCount; index++)
        fAdvDHList[index]->docCharacters(chars, length, cdataSection);
}


void SAXParser::docComment(const XMLCh* const commentText)
{
    //
    //  SAX has no way to report this. But, if there are any installed
    //  advanced handlers, then lets call them with this info.
    //
    for (unsigned int index = 0; index < fAdvDHCount; index++)
        fAdvDHList[index]->docComment(commentText);
}


void SAXParser::XMLDecl( const  XMLCh* const    versionStr
                        , const XMLCh* const    encodingStr
                        , const XMLCh* const    standaloneStr
                        , const XMLCh* const    actualEncodingStr
                        )
{
    //
    //  SAX has no way to report this. But, if there are any installed
    //  advanced handlers, then lets call them with this info.
    //
    for (unsigned int index = 0; index < fAdvDHCount; index++)
        fAdvDHList[index]->XMLDecl( versionStr,
                                    encodingStr,
                                    standaloneStr,
                                    actualEncodingStr );
}


void SAXParser::docPI(  const   XMLCh* const    target
                        , const XMLCh* const    data)
{
    // Just map to the SAX document handler
    if (fDocHandler)
        fDocHandler->processingInstruction(target, data);

    //
    //  If there are any installed advanced handlers, then lets call them
    //  with this info.
    //
    for (unsigned int index = 0; index < fAdvDHCount; index++)
        fAdvDHList[index]->docPI(target, data);
}


void SAXParser::endDocument()
{
    if (fDocHandler)
        fDocHandler->endDocument();

    //
    //  If there are any installed advanced handlers, then lets call them
    //  with this info.
    //
    for (unsigned int index = 0; index < fAdvDHCount; index++)
        fAdvDHList[index]->endDocument();
}


void SAXParser::endElement( const   XMLElementDecl& elemDecl
                            , const unsigned int    uriId
                            , const bool            isRoot
                            , const XMLCh* const    elemPrefix)
{
    // Just map to the SAX document handler
    if (fDocHandler) {
        if (fScanner->getDoNamespaces()) {

            if (elemPrefix && *elemPrefix) {

                fElemQNameBuf.set(elemPrefix);
                fElemQNameBuf.append(chColon);
                fElemQNameBuf.append(elemDecl.getBaseName());
                fDocHandler->endElement(fElemQNameBuf.getRawBuffer());
            }
            else {
                fDocHandler->endElement(elemDecl.getBaseName());
            }
        }
        else
            fDocHandler->endElement(elemDecl.getFullName());

    }

    //
    //  If there are any installed advanced handlers, then lets call them
    //  with this info.
    //
    for (unsigned int index = 0; index < fAdvDHCount; index++)