T_AthenaPoolCustCnv.h

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/*
  Copyright (C) 2002-2026 CERN for the benefit of the ATLAS collaboration
*/
 
#ifndef ATHENAPOOLCNVSVC_T_ATHENAPOOLCUSTCNV_H
#define ATHENAPOOLCNVSVC_T_ATHENAPOOLCUSTCNV_H

 
#include "AthenaPoolCnvSvc/T_AthenaPoolCnvBase.h"
 
#include "PersistentDataModel/Token.h"
#include "PersistentDataModel/Guid.h"
 
#include <string>
#include <map>
 
class DataObject;
class StatusCode;

template <class TYPE> class CnvFactory;

template <class TRANS, class PERS>
class T_AthenaPoolCustCnv : public T_AthenaPoolCnvBase<TRANS> {
   friend class CnvFactory<T_AthenaPoolCustCnv<TRANS, PERS> >;
 
protected:
   T_AthenaPoolCustCnv(ISvcLocator* pSvcLocator,
                       const char* name = nullptr);

   virtual StatusCode initialize();

   template <class P>
   Placement setPlacementForP(P& p, const std::string& key, const std::string& output);

   virtual StatusCode DataObjectToPool(IOpaqueAddress* pAddr, DataObject* pObj);

   virtual StatusCode PoolToDataObject(DataObject*& pObj, const Token* token,
                                       const std::string& key);

   template <class P>
   StatusCode objectToPool(P* pObj, std::unique_ptr<Token>& token, const std::string& key, const std::string& output);

   template <class P>
   StatusCode poolToObject(const Token* token, P*& pObj);
 
   virtual StatusCode transToPers(TRANS* obj, PERS*& persObj) = 0;
   virtual StatusCode persToTrans(TRANS*& transObj, PERS* obj) = 0;

   virtual bool compareClassGuid(const Token* token, const Guid &clid) const;
 
public:
   static CLID classID();
 
private:
   std::string           m_className;
 
   typedef std::map<std::string, RootType>            ClassMap;
   ClassMap              m_classDescs;
};
 
#include "AthenaPoolCnvSvc/T_AthenaPoolCustCnv.icc"
#endif