TruthEtIsolationsCnv_p1.cxx

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/*
  Copyright (C) 2002-2020 CERN for the benefit of the ATLAS collaboration
*/
 
// TruthEtIsolationsCnv_p1.cxx 
// Implementation file for class TruthEtIsolationsCnv_p1
// Author: S.Binet<binet@cern.ch>
 
 
// STL includes
 
// Framework includes
#include "GaudiKernel/MsgStream.h"
 
// HepMc includes
#include "GeneratorObjects/McEventCollection.h"
 
// McParticleEvent includes
#include "McParticleEvent/TruthEtIsolations.h"
 
// McParticleEventTPCnv includes
#include "McParticleEventTPCnv/TruthEtIsolationsCnv_p1.h"
 
 
typedef TruthEtIsolations_p1::EtIsolMap_t    EtIsolMap_p;
typedef TruthEtIsolations_p1::EtIsolBc_t     EtIsolBc_p;
typedef TruthEtIsolations_p1::EtIsolations_t EtIsolations_p;
typedef TruthEtIsolations::EtIsolMap_t       EtIsolMap_t;
 
void 
TruthEtIsolationsCnv_p1::persToTrans( const TruthEtIsolations_p1* pers, 
                                      TruthEtIsolations* trans,
                                      MsgStream& msg ) const
{
  msg << MSG::DEBUG 
      << "Loading TruthEtIsolations from persistent state..."
      << endmsg;
 
  if (0==pers || 0==trans) {
    msg << MSG::WARNING 
        << "null pointer(s) received ! trans=[" << trans << "] pers=["
        << pers << "]"
        << endmsg;
    return;
  }
 
  // convert the ElementLink<McEventCollection>
  m_genEvtCnv.persToTrans( &pers->m_genEvent, 
               &trans->m_genEvtLink, 
               msg );
 
  const McEventCollection* evt= trans->m_genEvtLink.getStorableObjectPointer();
  if ( 0 == evt ) {
    const std::string error("NULL pointer to McEventCollection !!");
    msg << MSG::ERROR << error
    << endmsg;
    throw std::runtime_error(error);
  }
 
  for ( EtIsolMap_p::const_iterator 
      i    = pers->m_etIsolations.begin(),
      iEnd = pers->m_etIsolations.end();
    i != iEnd;
    ++i ) {
    McAod::EtIsolations& etIsols = trans->m_etIsolations[i->first];
    std::copy( i->second.begin(), i->second.end(),
           etIsols.begin() );
  }
  
  msg << MSG::DEBUG 
      << "Loaded TruthEtIsolations from persistent state [OK]"
      << endmsg;
  return;
}
 
void 
TruthEtIsolationsCnv_p1::transToPers( const TruthEtIsolations* trans,
                      TruthEtIsolations_p1* pers, 
                      MsgStream& msg ) const
{
  msg << MSG::DEBUG 
      << "Creating persistent state of TruthEtIsolations..."
      << endmsg;
  
  // convert the ElementLink<McEventCollection>
  m_genEvtCnv.transToPers( &trans->m_genEvtLink, 
                           &pers->m_genEvent, 
                           msg );
 
  if ( !trans->m_genEvtLink.isValid() ) {
    msg << MSG::WARNING
        << "Transient ElementLink to McEventCollection is NOT valid !!" 
        << endmsg;
  }
 
  pers->m_etIsolations.reserve( trans->size() );
  for ( EtIsolMap_t::const_iterator 
      i    = trans->m_etIsolations.begin(),
      iEnd = trans->m_etIsolations.end();
    i != iEnd;
    ++i ) {
    pers->m_etIsolations.push_back( EtIsolBc_p( i->first, EtIsolations_p() ) );
    EtIsolations_p& etIsols = pers->m_etIsolations.back().second;
    std::copy( i->second.begin(), 
           i->second.end(),
           etIsols.begin() );
  }
  return;
}