FiveLoaves v1.0

// --------------------------------------------------------------------------
//					www.UnitedBusinessTechnologies.com
//			  Copyright (c) 1998 - 2002  All Rights Reserved.
//
// Source in this file is released to the public under the following license:
// --------------------------------------------------------------------------
// This toolkit may be used free of charge for any purpose including corporate
// and academic use.  For profit, and Non-Profit uses are permitted.
//
// This source code and any work derived from this source code must retain 
// this copyright at the top of each source file.
// 
// UBT welcomes any suggestions, improvements or new platform ports.
// email to: XMLFoundation@UnitedBusinessTechnologies.com
// --------------------------------------------------------------------------
#ifndef __OBJ_FACT_H
#define __OBJ_FACT_H

#include "xmlDefines.h"
#include "xmlLex.h"
#include "GList.h"
#include "GString.h"

class MemberDescriptor;
class XMLObject;
class xmlException;
class XMLAttributeList;

class XMLObjectFactory
{
	xml::token m_tokenLookAhead;
	xml::token m_token;
	
	const char *m_pzExceptionThrower;
	XMLObject *m_pProtocolObject;
	xmlException *m_pException;
	MemberDescriptor *m_pExceptionMap;

	// member variables to reduce stack data in recursive process
	char m_pzLastFoundOID[512];
	char m_pzLastUpdateTime[32];// 256 bit object timestamp
	int m_bApplyQueryResults;

	xml::lex *m_pLex;
	GList m_paramtererEntities;
	GList m_generalEntities;
	
	// current recusrion level during factorization
	int m_nXMLRecurseLevel;
	
	// recursion level where objects for the m_pResultSetDescriptor are found
	int m_nQueryResultsLevel;

	MemberDescriptor *m_pResultSetDescriptor;

private:
	MemberDescriptor *HandleExceptions(const char *pzXml, XMLObject *pObjCurrent);
	void TraceOutBadMemberMapOrVersionMismatch(const char *pzXml, XMLObject *pObjCurrent);
	XMLObject *GetCoorespondingSubObject(MemberDescriptor *pMap,xml::token *pObjectToken,bool *bUpdateCleanMembers);
	void SetObjectIDAndUpdateTime();
	void GetFirstTokenPastDTD();
	void SetObjectOrElementAttributeValue(xml::token **attNameTok, MemberDescriptor *pMap,XMLObject *pCurObj);
	void SetRootObjectAttributeValue(xml::token **attNameTok, MemberDescriptor *pMap,XMLObject *pObjCurrent);

	void receiveIntoObject(	XMLObject *pObjCurrent, MemberDescriptor *pMap, bool bUpdateCleanMembers);

	// Obtain pointer to sub-object, Factory create if necessary
	XMLObject* CreateObject(const char *pzTag, MemberDescriptor *pMap, int *bDidCreate);

	void SetMapFromParent(	XMLObject **pObjParent,
							const char *pzTag, 
							MemberDescriptor **pMap);

	XMLAttributeList *LoadObjectAttributes();
	void FactoryInitComplete(XMLObject *pO);
public:
	XMLObjectFactory(const char *pXMLBuf, const char *pzExceptionThrower = 0);
	~XMLObjectFactory();

	static GString m_strOIDID;

	void setResultDescriptor(MemberDescriptor *pMD){m_pResultSetDescriptor = pMD;}

	/*pRootObject is the object that contains the root mapping structure to data 
	 storage locations.  pSecondaryMapHandler is an optional secondary handler
	 that will be called if pRootObject does not have the registered handler*/
	void extractObjects( XMLObject *pRootObject,
						 XMLObject *pSecondaryMapHandler = 0);
};



#endif //__OBJ_FACT_H