IGXMLScanner.cpp

/*
 * The Apache Software License, Version 1.1
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 * Copyright (c) 2002 The Apache Software Foundation.  All rights
 * reserved.
 *
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 * modification, are permitted provided that the following conditions
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 * 1. Redistributions of source code must retain the above copyright
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 * ====================================================================
 *
 * This software consists of voluntary contributions made by many
 * individuals on behalf of the Apache Software Foundation, and was
 * originally based on software copyright (c) 1999, International
 * Business Machines, Inc., http://www.ibm.com .  For more information
 * on the Apache Software Foundation, please see
 * <http://www.apache.org/>.
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/*
 * $Id$
 */


// ---------------------------------------------------------------------------
//  Includes
// ---------------------------------------------------------------------------
#include <xercesc/internal/IGXMLScanner.hpp>
#include <xercesc/util/RuntimeException.hpp>
#include <xercesc/util/HashPtr.hpp>
#include <xercesc/util/UnexpectedEOFException.hpp>
#include <xercesc/sax/InputSource.hpp>
#include <xercesc/framework/XMLDocumentHandler.hpp>
#include <xercesc/framework/XMLEntityHandler.hpp>
#include <xercesc/framework/XMLPScanToken.hpp>
#include <xercesc/internal/EndOfEntityException.hpp>
#include <xercesc/framework/MemoryManager.hpp>
#include <xercesc/framework/XMLGrammarPool.hpp>
#include <xercesc/framework/XMLDTDDescription.hpp>
#include <xercesc/framework/psvi/PSVIHandler.hpp>
#include <xercesc/framework/psvi/PSVIAttributeList.hpp>
#include <xercesc/validators/common/GrammarResolver.hpp>
#include <xercesc/validators/DTD/DocTypeHandler.hpp>
#include <xercesc/validators/DTD/DTDScanner.hpp>
#include <xercesc/validators/DTD/DTDValidator.hpp>
#include <xercesc/validators/schema/SchemaValidator.hpp>
#include <xercesc/validators/schema/identity/IdentityConstraintHandler.hpp>
#include <xercesc/validators/schema/identity/IC_Selector.hpp>
#include <xercesc/util/OutOfMemoryException.hpp>

XERCES_CPP_NAMESPACE_BEGIN

// ---------------------------------------------------------------------------
//  IGXMLScanner: Constructors and Destructor
// ---------------------------------------------------------------------------
IGXMLScanner::IGXMLScanner( XMLValidator* const  valToAdopt
                          , GrammarResolver* const grammarResolver
                          , MemoryManager* const manager) :

    XMLScanner(valToAdopt, grammarResolver, manager)
    , fSeeXsi(false)
    , fGrammarType(Grammar::UnKnown)
    , fElemStateSize(16)
    , fElemState(0)
    , fContent(1023, manager)
    , fRawAttrList(0)
    , fDTDValidator(0)
    , fSchemaValidator(0)
    , fDTDGrammar(0)
    , fICHandler(0)
    , fLocationPairs(0)
    , fDTDElemNonDeclPool(0)
    , fSchemaElemNonDeclPool(0)
    , fElemCount(0)
    , fAttDefRegistry(0)
    , fUndeclaredAttrRegistry(0)
    , fUndeclaredAttrRegistryNS(0)
    , fPSVIAttrList(0)
    , fModel(0)
    , fPSVIElement(0)
    , fErrorStack(0)        
{
    try
    {
         commonInit();

         // use fDTDValidator as the default validator
         if (!valToAdopt)
             fValidator = fDTDValidator;
    }
    catch(const OutOfMemoryException&)
    {
        throw;
    }
    catch(...)
    {
        cleanUp();
        throw;
    }
}

IGXMLScanner::IGXMLScanner( XMLDocumentHandler* const docHandler
                          , DocTypeHandler* const     docTypeHandler
                          , XMLEntityHandler* const   entityHandler
                          , XMLErrorReporter* const   errHandler
                          , XMLValidator* const       valToAdopt
                          , GrammarResolver* const    grammarResolver
                          , MemoryManager* const      manager) :

    XMLScanner(docHandler, docTypeHandler, entityHandler, errHandler, valToAdopt, grammarResolver, manager)
    , fSeeXsi(false)
    , fGrammarType(Grammar::UnKnown)
    , fElemStateSize(16)
    , fElemState(0)
    , fContent(1023, manager)
    , fRawAttrList(0)
    , fDTDValidator(0)
    , fSchemaValidator(0)
    , fDTDGrammar(0)
    , fICHandler(0)
    , fLocationPairs(0)
    , fDTDElemNonDeclPool(0)
    , fSchemaElemNonDeclPool(0)
    , fElemCount(0)
    , fAttDefRegistry(0)
    , fUndeclaredAttrRegistry(0)
    , fUndeclaredAttrRegistryNS(0)
    , fPSVIAttrList(0)
    , fModel(0)
    , fPSVIElement(0)
    , fErrorStack(0)       
{
    try
    {	
        commonInit();

        //use fDTDValidator as the default validator
        if (!valToAdopt)
            fValidator = fDTDValidator;
    }
    catch(const OutOfMemoryException&)
    {
        throw;
    }
    catch(...)
    {
        cleanUp();
        throw;
    }
}

IGXMLScanner::~IGXMLScanner()
{
    cleanUp();
}

// ---------------------------------------------------------------------------
//  XMLScanner: Getter methods
// ---------------------------------------------------------------------------
NameIdPool<DTDEntityDecl>* IGXMLScanner::getEntityDeclPool()
{
    if(!fDTDGrammar)
        return 0;