T_AthenaPoolExtendingCnv.icc

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/*
  Copyright (C) 2002-2025 CERN for the benefit of the ATLAS collaboration
*/
 
 
/** @file T_AthenaPoolExtendingCnv.icc
 *  @brief his file contains method definitions for the templated T_AthenaPoolExtendingCnv class.
 *  @author Marcin.Nowak@cern.ch
 **/
 
 
 
template <class TRANS, class PERS>
T_AthenaPoolExtendingCnv< TRANS, PERS >::T_AthenaPoolExtendingCnv(ISvcLocator* svcloc) :
      T_AthenaPoolCustomCnv<TRANS, PERS>( svcloc ),
      m_originalExtendingCnv( 0 )
{}
 
 
#include <sstream>
template <class TRANS, class PERS>
inline const std::string
T_AthenaPoolExtendingCnv< TRANS, PERS >::name() const
{
   return std::to_string(this->objType());
}
 
   
template <class TRANS, class PERS>
inline void 
T_AthenaPoolExtendingCnv< TRANS, PERS >::
wasClonedFrom( AthenaConverterTLPExtension *converter )
{
   if( !converter->needsCloning() ) {
      // converter doesn't have any reference to an original converter - must be the original itself
      m_originalExtendingCnv = dynamic_cast< BaseType* >(converter);
   } else {
      // in case of cloning a clone, get the real original converter
      auto* extcnv = dynamic_cast< T_AthenaPoolExtendingCnv< TRANS, PERS >* >(converter);
      if (!extcnv) std::abort();
      m_originalExtendingCnv = extcnv->baseAthenaPoolCnv();
   }
//   std::cout << " TPCNVINFO:  Registering clone source " << (void*)m_originalExtendingCnv << std::endl;
}
 
 
 
template <class TRANS, class PERS>
inline void
T_AthenaPoolExtendingCnv< TRANS, PERS >::setToken(const std::string& token)
{
   // set token in base, so local compareClassGuid() will work
   BaseType::setToken( token );
   // set token in the original converter so poolReadObject() will work
   baseAthenaPoolCnv()->T_AthenaPoolExtendingCnv::BaseType::setToken( token );
}
 
 
 
template <class TRANS, class PERS>
template <class P>
inline  P*
T_AthenaPoolExtendingCnv< TRANS, PERS >::
poolReadObject()
{
   // std::cout << " TPCNVINFO: redirecting poolReadObject() to original APcnv" << std::endl;
   return baseAthenaPoolCnv()->template poolReadObject<P>();
}
 
 
 
template <class TRANS, class PERS>
template <class P>
void
T_AthenaPoolExtendingCnv< TRANS, PERS >::
poolReadObject( TopLevelTPCnvBase& tlp_converter )
{
   // set which Top level TP concerter will by used for reading
   usingTPCnvForReading( tlp_converter );
   // read the object
   P* persObj =  poolReadObject< P >();
   // remember the object we just read
   tlp_converter.setTLPersObject( persObj );
}   
 
 
 
template <class TRANS, class PERS>
std::unique_ptr<const Token>
T_AthenaPoolExtendingCnv< TRANS, PERS >::writeObject(const std::string& key, const std::string& output)
{
  std::unique_ptr<Token> pTok;
   PERS *persObj = reinterpret_cast<PERS*>( getTopLevelTPCnv()->getTLPersObjectAsVoid() );
   if( persObj ) {
      //MN - do not pass SG key - this will put the object in a separate container
      if( !baseAthenaPoolCnv()->objectToPool( persObj, pTok, key, output ).isSuccess() ) {
     throw std::runtime_error("Component persistent object write failed");
      }
      getTopLevelTPCnv()->clearTLPersObject();
      std::size_t cpos = output.find(':');
      std::size_t bpos = output.find('[');
      if (cpos == std::string::npos) {
         cpos = 0;
      } else {
         cpos++;
      }
      if (bpos != std::string::npos) bpos = bpos - cpos;
      baseAthenaPoolCnv()->keepPoolObj(persObj , output.substr(cpos, bpos));
   }
   return pTok;
}