TESSerializer.h

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/***********************************************************************************\
* (c) Copyright 1998-2025 CERN for the benefit of the LHCb and ATLAS collaborations *
*                                                                                   *
* This software is distributed under the terms of the Apache version 2 licence,     *
* copied verbatim in the file "LICENSE".                                            *
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* granted to it by virtue of its status as an Intergovernmental Organization        *
* or submit itself to any jurisdiction.                                             *
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#pragma once
 
#include <GaudiKernel/DataObject.h>
#include <GaudiKernel/IAddressCreator.h>
#include <GaudiKernel/IDataStoreAgent.h>
 
// ROOT includes
#include <TClass.h>
 
// vector and string
#include <map>
#include <string>
#include <typeindex>
#include <vector>
 
// forward declarations
class IDataProviderSvc;
struct IDataManagerSvc;
class TBufferFile;
class DataStoreItem;
class IAddressCreator;
 
namespace GaudiMP {
  class GAUDI_API TESSerializer : virtual public IDataStoreAgent {
    typedef std::vector<DataStoreItem*> Items;
    typedef std::vector<std::string>    ItemNames;
    typedef std::vector<DataObject*>    Objects;
 
  public:
    TESSerializer( IDataProviderSvc* svc, IAddressCreator* ac );
 
    void dumpBuffer( TBufferFile& );
 
    void loadBuffer( TBufferFile& );
 
    void addItem( const std::string& path );
 
    void addOptItem( const std::string& path );
 
    bool analyse( IRegistry* dir, int level ) override;
 
    void checkItems();
 
    virtual ~TESSerializer() {}
 
  protected:
    void addItem( Items& itms, const std::string& descriptor );
 
    DataStoreItem* findItem( const std::string& path );
 
  private:
    TClass* getClass( DataObject* obj ) {
      auto& id  = typeid( *obj );
      auto  pos = m_classMap.find( id );
      if ( pos == end( m_classMap ) ) { return m_classMap[id] = TClass::GetClass( id ); }
      return pos->second;
    }
 
    IDataProviderSvc* m_TES;
    IDataManagerSvc* m_TESMgr;
    ItemNames m_itemNames;
    Items m_itemList;
    ItemNames m_optItemNames;
    Items m_optItemList;
    DataStoreItem* m_currentItem;
    Objects m_objects;
 
    std::map<std::type_index, TClass*> m_classMap;
    bool m_verifyItems;
    bool m_strict;
    IAddressCreator* m_addressCreator;
  };
} // namespace GaudiMP