C++ XercesDOMParser::setCreateEntityReferenceNodes方法代码示例

bool SYSTEM::CXMLConfiguration::Open(std::string xmlpath)
{
    // ÅäÖýâÎö¹æÔò
    static const XMLCh gLS[] = { chLatin_L, chLatin_S, chNull };
    impl = DOMImplementationRegistry::getDOMImplementation(gLS);
    if(!impl)
        return false;
//		throw CException(GET_TEXT(ERR_XML_DOM_IMPLEMENTATION));
    if(parser == NULL)
        parser = new XercesDOMParser;
    XercesDOMParser* xmlparser = (XercesDOMParser*)parser;
    xmlparser->setValidationScheme(XercesDOMParser::Val_Never);
    xmlparser->setDoNamespaces(false);
    xmlparser->setDoSchema(false);
    xmlparser->setValidationSchemaFullChecking(false);
    xmlparser->setCreateEntityReferenceNodes(false);
    xmlparser->setIncludeIgnorableWhitespace(false);

    xmlparser->resetDocumentPool();	//ÖØÖÃÎĵµ»º³å³Ø
    xmlparser->parse(xmlpath.c_str());
    doc = xmlparser->getDocument();
    if(doc)
        itemElement = ((XERCES_CPP_NAMESPACE_QUALIFIER DOMDocument*)doc)->getDocumentElement();	//¸³Óè¸ù½Úµã
    else
        return false;
    //throw CException(boost::str(boost::format(GET_TEXT(ERR_PARSE_CONFIG_FILE)) % xmlpath));

    xmlFile = xmlpath;
    return true;
}

static void
xsdproc (std::string const &schemadir, std::string const &input, std::string const &output)
{
  XercesDOMParser parser;
  parser.setExternalSchemaLocation ((
    "http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul " + schemadir + "/xul.xsd          "
    "http://www.w3.org/1999/xhtml                                  " + schemadir + "/xul-html.xsd     "
    "http://www.w3.org/2000/10/xlink-ns                            " + schemadir + "/xml/xlink.xsd    "
    //"http://www.w3.org/2001/SMIL20/                                " + schemadir + "/smil/smil20.xsd  "
    "http://www.w3.org/2001/XInclude                               " + schemadir + "/xml/xinclude.xsd "
    "http://www.w3.org/2002/07/owl#                                " + schemadir + "/owl/owl.xsd      "
    "http://www.w3.org/XML/1998/namespace                          " + schemadir + "/xml/xml.xsd      "
  ).c_str ());
  parser.setCreateEntityReferenceNodes (true);
  parser.setDoNamespaces (true);
  parser.setDoSchema (true);
  parser.setDoXInclude (true);
  parser.setHandleMultipleImports (true);
  parser.setValidationSchemaFullChecking (true);
  parser.setValidationScheme (XercesDOMParser::Val_Always);

  error_handler handler;
  parser.setErrorHandler (&handler);

  parser.parse (input.c_str ());

  if (handler.failed)
    throw std::runtime_error ("validation failed for " + input);

  serialise (parser.getDocument (), output);
}

void SYSTEM::CXMLConfiguration::Parse(std::string xmlcontent)
{
    // ÅäÖýâÎö¹æÔò
    static const XMLCh gLS[] = { chLatin_L, chLatin_S, chNull };
    impl = DOMImplementationRegistry::getDOMImplementation(gLS);
    if(!impl)
        return;
//		throw CException(GET_TEXT(ERR_XML_DOM_IMPLEMENTATION));
    if(parser == NULL)
        parser = new XercesDOMParser;

    XercesDOMParser* xmlparser = (XercesDOMParser*)parser;

    xmlparser->setValidationScheme(XercesDOMParser::Val_Never);
    xmlparser->setLoadExternalDTD(false);

    xmlparser->setDoNamespaces(false);
    xmlparser->setDoSchema(false);
    xmlparser->setValidationSchemaFullChecking(false);
    xmlparser->setCreateEntityReferenceNodes(false);
    xmlparser->setIncludeIgnorableWhitespace(false);

    xmlparser->resetDocumentPool();	//ÖØÖÃÎĵµ»º³å³Ø

    MemBufInputSource input((XMLByte*) xmlcontent.c_str(), xmlcontent.size(), "memory");
    xmlparser->parse(input);
    doc = xmlparser->getDocument();
    if(doc)
        itemElement = ((XERCES_CPP_NAMESPACE_QUALIFIER DOMDocument*)doc)->getDocumentElement();	//¸³Óè¸ù½Úµã
    else
        return;
//		throw CException(boost::str(boost::format(GET_TEXT(ERR_PARSE_CONFIG_FILE)) % xmlcontent));

}

void XMLRuntime::read(const string& filename, FreeAX25::Runtime::Configuration& config) {
    XercesDOMParser parser;
    parser.setValidationScheme(XercesDOMParser::Val_Always);
    parser.setDoNamespaces(true);
    parser.setDoSchema(true);
    parser.setDoXInclude(true);
    parser.setHandleMultipleImports(true);
    parser.setValidationSchemaFullChecking(true);
    parser.setCreateEntityReferenceNodes(false);
    parser.setIncludeIgnorableWhitespace(false);

    DOMTreeErrorReporter errReporter;
    parser.setErrorHandler(&errReporter);

    parser.parse(filename.c_str());

    if (errReporter.getSawErrors())
    	throw exception();

    // Now read configuration from the DOM Tree:
    XERCES_CPP_NAMESPACE::DOMDocument* doc = parser.getDocument();
    assert(doc != nullptr);

    auto rootElement = doc->getDocumentElement();
    auto configName = rootElement->getAttribute(toX("name"));
    config.setId(fmX(configName));

    { // Get settings:
		auto nodeList = rootElement->getElementsByTagName(toX("Settings"));
		if (nodeList->getLength() > 0)
			readSettings(
					"",
					static_cast<DOMElement*>(nodeList->item(0)),
					config.settings);
    }

    { // Get plugins:
		auto nodeList = rootElement->getElementsByTagName(toX("Plugins"));
		if (nodeList->getLength() > 0)
			readPlugins(
					"",
					static_cast<DOMElement*>(nodeList->item(0)),
					config.plugins);
    }
}

// ---------------------------------------------------------------------------
int
main(int argc, const char** argv)
{
   try
     {
       XMLPlatformUtils::Initialize();
     }
   catch(const XMLException& e)
     {
       StrX tmp_e(e.getMessage());
       cerr << "Xerces initialization error: " << tmp_e.localForm() << endl;
       return 2;
     }
   // check command line for arguments
   if ( argc < 1 )
     {
       cerr << "usage: schema-check <xml-file> [<schema-file> ...]" << endl;
       return 3;
     }
   XercesDOMParser *parser = new XercesDOMParser;
   DOMTreeErrorReporter *errReporter = new DOMTreeErrorReporter();
   parser->setErrorHandler(errReporter);
   parser->setDoNamespaces(true);
   parser->setCreateEntityReferenceNodes(true);
   parser->useCachedGrammarInParse(true);
   if ( argc > 2 )
     {
       parser->setDoSchema(true);
       parser->setDoValidation(true);
       parser->setValidationSchemaFullChecking(true);
       for ( int i = 2; i < argc; i++ )
         {

           if ( parser->loadGrammar(argv[i], Grammar::SchemaGrammarType, true) == 0 )
             {
               cerr << "Error loading grammar " << std::string(argv[i]) << endl;
               return 4;
             }
         }
     }
   bool errorsOccured = true;
   try
     {
       parser->parse(argv[1]);
       errorsOccured = false;
     }
   catch ( const OutOfMemoryException& )
     {
       cerr << "Out of memory exception." << endl;
     }
   catch ( const XMLException& e )
     {
       cerr << "An error occurred during parsing" << endl
            << "    Message: " << StrX(e.getMessage()) << endl;
     }
   catch ( const DOMException& e )
     {
       const unsigned int maxChars = 2047;
       XMLCh errText[maxChars + 1];
       cerr << endl
            << "DOM Error during parsing: '" << std::string(argv[1]) << "'" << endl
            << "DOM Exception code is: " << e.code << endl;
       if ( DOMImplementation::loadDOMExceptionMsg(e.code, errText, maxChars) )
         cerr << "Message is: " << StrX(errText) << endl;
     }
   catch (...)
     {
       cerr << "An error occurred during parsing." << endl;
     }
   return errorsOccured ? 1 : 0;
}

//.........这里部分代码省略.........
			else {
				printUsage();
				return 2;
			}
		}

		else {
			cerr << "Unknown option: " << argv[paramCount] << endl;
			printUsage();
			return 2;
		}
	}

	if (paramCount >= argc) {
		printUsage();
		return 2;
	}

	if (outfile != NULL) {
		formatTarget = new LocalFileFormatTarget(outfile);
	}
	else {
		formatTarget = new StdOutFormatTarget();
	}

	filename = argv[paramCount];

	if (parseXMLInput) {

		XercesDOMParser * parser = new XercesDOMParser;
		Janitor<XercesDOMParser> j_parser(parser);
		
		parser->setDoNamespaces(true);
		parser->setCreateEntityReferenceNodes(true);

		// Now parse out file

		xsecsize_t errorCount = 0;
		try
		{
    		parser->parse(filename);
			errorCount = parser->getErrorCount();
			if (errorCount > 0)
				errorsOccured = true;
		}

		catch (const XMLException& e)
		{
			cerr << "An error occured during parsing\n   Message: "
				 << e.getMessage() << endl;
			errorsOccured = true;
		}


		catch (const DOMException& e)
		{
		   cerr << "A DOM error occured during parsing\n   DOMException code: "
				 << e.code << endl;
			errorsOccured = true;
		}

		if (errorsOccured) {

			cout << "Errors during parse" << endl;
			return (2);

//.........这里部分代码省略.........
                XMLPlatformUtils::Terminate();
                return 2;
            }
        }
         else
        {
            XERCES_STD_QUALIFIER cerr << "Unknown option '" << argV[parmInd]
                 << "', ignoring it.\n" << XERCES_STD_QUALIFIER endl;
        }
    }

    //
    //  And now we have to have only one parameter left and it must be
    //  the file name.
    //
    if (parmInd + 1 != argC)
    {
        usage();
        XMLPlatformUtils::Terminate();
        return 1;
    }
    gXmlFile = argV[parmInd];

    //
    //  Create our parser, then attach an error handler to the parser.
    //  The parser will call back to methods of the ErrorHandler if it
    //  discovers errors during the course of parsing the XML document.
    //
    XercesDOMParser *parser = new XercesDOMParser;
    parser->setValidationScheme(gValScheme);
    parser->setDoNamespaces(gDoNamespaces);
    parser->setDoSchema(gDoSchema);
    parser->setValidationSchemaFullChecking(gSchemaFullChecking);
    parser->setCreateEntityReferenceNodes(gDoCreate);

    DOMTreeErrorReporter *errReporter = new DOMTreeErrorReporter();
    parser->setErrorHandler(errReporter);

    //
    //  Parse the XML file, catching any XML exceptions that might propogate
    //  out of it.
    //
    bool errorsOccured = false;
    try
    {
        parser->parse(gXmlFile);
    }
    catch (const OutOfMemoryException&)
    {
        XERCES_STD_QUALIFIER cerr << "OutOfMemoryException" << XERCES_STD_QUALIFIER endl;
        errorsOccured = true;
    }
    catch (const XMLException& e)
    {
        XERCES_STD_QUALIFIER cerr << "An error occurred during parsing\n   Message: "
             << StrX(e.getMessage()) << XERCES_STD_QUALIFIER endl;
        errorsOccured = true;
    }

    catch (const DOMException& e)
    {
        const unsigned int maxChars = 2047;
        XMLCh errText[maxChars + 1];

        XERCES_STD_QUALIFIER cerr << "\nDOM Error during parsing: '" << gXmlFile << "'\n"
             << "DOMException code is:  " << e.code << XERCES_STD_QUALIFIER endl;

//.........这里部分代码省略.........
			paramCount += 2;
			
		} /* argv[1] = "--x509cert" */

		else if (stricmp(argv[paramCount], "--hmackey") == 0 || stricmp(argv[paramCount], "-h") == 0) {

			OpenSSLCryptoKeyHMAC * hmacKey = new OpenSSLCryptoKeyHMAC();
			hmacKey->setKey((unsigned char *) argv[paramCount + 1], strlen(argv[paramCount + 1]));
			key = hmacKey;
			paramCount += 2;

		}

		else if (stricmp(argv[paramCount], "--clearkeys") == 0 || stricmp(argv[paramCount], "-c") == 0) {

			clearKeyInfo = true;
			paramCount += 1;

		}
		else {

			printUsage();
			exit(1);

		}

	}

	// Create and set up the parser

	XercesDOMParser * parser = new XercesDOMParser;
	
	parser->setDoNamespaces(true);
	parser->setCreateEntityReferenceNodes(true);

	// Now parse out file

	bool errorsOccured = false;
	int errorCount = 0;
    try
    {
    	parser->parse(argv[argc - 1]);
        errorCount = parser->getErrorCount();
        if (errorCount > 0)
            errorsOccured = true;
    }

    catch (const XMLException& e)
    {
        cerr << "An error occured during parsing\n   Message: "
             << e.getMessage() << endl;
        errorsOccured = true;
    }


    catch (const DOMException& e)
    {
       cerr << "A DOM error occured during parsing\n   DOMException code: "
             << e.code << endl;
        errorsOccured = true;
    }

	if (errorsOccured) {

		cout << "Errors during parse" << endl;
		exit (1);

XERCES_CPP_NAMESPACE_USE

int main( int argc, char *argv[] )
{
    std::cout << "****************************" << std::endl;
    std::cout << "XML DOM PARSER PLAY" << std::endl;
    std::cout << "****************************" << std::endl;

    try
    {
        XMLPlatformUtils::Initialize();
    }
    catch( const XMLException& ex )
    {
        std::cerr << "error with xml initialisation:" << ex.getMessage() << std::endl;
        return 1;
    }

    std::cout << "Building parser ..." << std::endl;
    XercesDOMParser* parser = new XercesDOMParser();
    if( !parser )
    {
        std::cerr << "no parser" << std::endl;
        return 1;
    }
    parser->setValidationScheme(XercesDOMParser::Val_Always);
    parser->setDoNamespaces(false);
    parser->setDoSchema(false);
    parser->setCreateEntityReferenceNodes(false);

    std::cout << "Building error handler" << std::endl;
    ErrorHandler* errHandler = dynamic_cast<ErrorHandler*>(new HandlerBase());
    if( errHandler == 0 )
    {
        std::cerr << "ibad cast" << std::endl;
        return 1;
    } 
    
    if( errHandler == 0 )
    {
        std::cerr << "error with errorhandler caszting:" << std::endl;
        return 1;
    }
    parser->setErrorHandler(errHandler);

    char* xmlFile = "/home/suggitpe/test/RPMS/config/rpms_config.xml";
    try
    {
        parser->parse(xmlFile);
        if( parser->getErrorCount() == 0 )
        {
            std::cerr << "errors in parsing" << std::endl;
            return 1;
        }
        DOMDocument * doc = parser->getDocument();
        if( doc->hasChildNodes() )
        {
            std::cout << "Num nodes: " << doc->getChildNodes()->getLength() << std::endl;
            for( int i = 0; i < doc->getChildNodes()->getLength();++i )
            {
                cout << "\t" << i << " type: " << doc->getChildNodes()->item(i)->getNodeType() << endl;
                if( doc->getChildNodes()->item(i)->getNodeType() == 1 )
                {
                    DOMElement *e = dynamic_cast<DOMElement*>(doc->getChildNodes()->item(i));
                    if( !e ) { cerr << "bad cast" << endl; }
                    if( e->hasChildNodes() )
                    {
                        cout << "\t\telement found with " << e->getChildNodes()->getLength() << " nodes"<< endl;
                    }
                    else
                    {
                        cout << "No child nodes" << endl;
                    }
                }
            }

            cout << "now for the other way" << endl;
            XMLCh * name = XMLString::transcode("system_components");
            DOMNodeList *list = doc->getDocumentElement()->getElementsByTagName( name );
            XMLString::release(&name);
            
            std::cout << "Got list [" << list->getLength() << "]" << std::endl;
            for( XMLSize_t i =0; i < list->getLength(); ++i )
            {
                std::cout << "." << std::endl;
            }
        }
        else
        {
            std::cout << "no child nodes" << std::endl;
        }
    }
    catch( const XMLException& ex )
    {
        std::cerr << "error with xml parser:" << ex.getMessage() << std::endl;
        return 1;
    }
    catch( const DOMException& dex )
    {
        std::cerr << "error with xml parser:" << dex.msg << std::endl;
//.........这里部分代码省略.........

int ParameterManager::LoadDocument(const XERCES_CPP_NAMESPACE_QUALIFIER InputSource& inputSource)
{
    //
    //  Create our parser, then attach an error handler to the parser.
    //  The parser will call back to methods of the ErrorHandler if it
    //  discovers errors during the course of parsing the XML document.
    //
    XercesDOMParser *parser = new XercesDOMParser;
    parser->setValidationScheme(gValScheme);
    parser->setDoNamespaces(gDoNamespaces);
    parser->setDoSchema(gDoSchema);
    parser->setValidationSchemaFullChecking(gSchemaFullChecking);
    parser->setCreateEntityReferenceNodes(gDoCreate);

    DOMTreeErrorReporter *errReporter = new DOMTreeErrorReporter();
    parser->setErrorHandler(errReporter);

    //
    //  Parse the XML file, catching any XML exceptions that might propagate
    //  out of it.
    //
    bool errorsOccured = false;
    try {
        parser->parse(inputSource);
    }

    catch (const XMLException& e) {
        std::cerr << "An error occurred during parsing\n   Message: "
        << StrX(e.getMessage()) << std::endl;
        errorsOccured = true;
    }

    catch (const DOMException& e) {
        std::cerr << "A DOM error occurred during parsing\n   DOMException code: "
        << e.code << std::endl;
        errorsOccured = true;
    }

    catch (...) {
        std::cerr << "An error occurred during parsing\n " << std::endl;
        errorsOccured = true;
    }

    if (errorsOccured) {
        delete parser;
        delete errReporter;
        return 0;
    }

    _pDocument = parser->adoptDocument();
    delete parser;
    delete errReporter;

    if (!_pDocument)
        throw XMLBaseException("Malformed Parameter document: Invalid document");

    DOMElement* rootElem = _pDocument->getDocumentElement();
    if (!rootElem)
        throw XMLBaseException("Malformed Parameter document: Root group not found");

    _pGroupNode = FindElement(rootElem,"FCParamGroup","Root");

    if (!_pGroupNode)
        throw XMLBaseException("Malformed Parameter document: Root group not found");

    return 1;
}

int parseTEI( const char* xmlFile, bool english, SentenceList& sentenceList )
{
  try
  {
    XMLPlatformUtils::Initialize();
  }

  catch(const XMLException &toCatch)
  {
    std::cerr << "Error during Xerces-c Initialization.\n"
         << "  Exception message:"
         << StrX(toCatch.getMessage()) << std::endl;
    return 1;
  }

  //
  //  Create our parser, then attach an error handler to the parser.
  //  The parser will call back to methods of the ErrorHandler if it
  //  discovers errors during the course of parsing the XML document.
  //
  XercesDOMParser *parser = new XercesDOMParser;
  parser->setValidationScheme(XercesDOMParser::Val_Never);
  parser->setDoNamespaces(false);
  parser->setDoSchema(false);
  parser->setValidationSchemaFullChecking(false);
  parser->setCreateEntityReferenceNodes(false);

  DOMTreeErrorReporter *errReporter = new DOMTreeErrorReporter();
  parser->setErrorHandler(errReporter);

  //
  //  Parse the XML file, catching any XML exceptions that might propogate
  //  out of it.
  //
  bool errorsOccured = false;
  try
  {
    parser->parse(xmlFile);
  }
  catch (const XMLException& e)
  {
    std::cerr << "An error occurred during parsing\n   Message: "
         << StrX(e.getMessage()) << std::endl;
    errorsOccured = true;
  }
  catch (const DOMException& e)
  {
    const unsigned int maxChars = 2047;
    XMLCh errText[maxChars + 1];

    std::cerr << "\nDOM Error during parsing: '" << xmlFile << "'\n"
         << "DOMException code is:  " << e.code << std::endl;

    if (DOMImplementation::loadDOMExceptionMsg(e.code, errText, maxChars))
         std::cerr << "Message is: " << StrX(errText) << std::endl;

    errorsOccured = true;
  }
  catch (...)
  {
    std::cerr << "An error occurred during parsing\n " << std::endl;
    errorsOccured = true;
  }

  if (errorsOccured || errReporter->getSawErrors())
    return -1;

  // get the DOM representation
  DOMNode *doc = parser->getDocument();

  sentenceList.clear();
  buildSentenceListFromDOMTree(doc,sentenceList,english);

  delete errReporter;

  // Delete the parser itself.  Must be done prior to calling Terminate, below.
  delete parser;

  // And call the termination method
  XMLPlatformUtils::Terminate();

  return 0;
}