IPersistencySvc.h

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/*
  Copyright (C) 2002-2026 CERN for the benefit of the ATLAS collaboration
*/
 
//$Id: IPersistencySvc.h 739662 2016-04-12 11:55:10Z krasznaa $
 
#ifndef PERSISTENCYSVC_IPERSISTENCYSVC
#define PERSISTENCYSVC_IPERSISTENCYSVC
 
#include "DataModelRoot/RootType.h"
 
#include <string>
#include <memory>
 
class Placement;
class Token;

namespace pool {
 
   class IFileCatalog;
   class ISession;

  class IPersistencySvc { 
  public:

    static std::unique_ptr<IPersistencySvc> create( IFileCatalog& catalog );

    virtual ~IPersistencySvc() {}

    virtual void* readObject( const Token& token, void* object = 0 ) = 0;

    virtual Token* registerForWrite( const Placement& place,
                                     const void* object,
                                     const RootType& type ) = 0;
    
    virtual ISession& session() = 0;
 
  protected:
    IPersistencySvc() {}
    IPersistencySvc( const IPersistencySvc& );
    IPersistencySvc& operator=( const IPersistencySvc& );
 
  }; // class IPersistencySvc
 
} // namespace pool 
 
#endif // PERSISTENCYSVC_IPERSISTENCYSVC