MicroSessionManager.h

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/*
  Copyright (C) 2002-2026 CERN for the benefit of the ATLAS collaboration
*/
 
#ifndef INCLUDE_PERSISTENCYSVC_MICROSESSIONMANAGER_H
#define INCLUDE_PERSISTENCYSVC_MICROSESSIONMANAGER_H
 
#include <string>
#include <set>
 
#include "PersistencySvc/ITechnologySpecificAttributes.h"
#include "PersistencySvc/ITransaction.h"
 
namespace pool {
 
  // forward declarations
  class IStorageSvc;
 
  // forward declarations
  class DatabaseRegistry;
  class DatabaseHandler;

 
  class MicroSessionManager : virtual public ITechnologySpecificAttributes {
  public:
    MicroSessionManager( DatabaseRegistry& registry, long technology );
    virtual ~MicroSessionManager();

    bool connect( ITransaction::Type transType );

    DatabaseHandler* connect( ITransaction::Type transType,
                              const std::string& fid,
                              const std::string& pfn,
                              long accessMode );

    void disconnect( DatabaseHandler* database );

    bool disconnectAll();

    long technology() const;

    std::string fidForPfn( const std::string& pfn );
 
  protected:
    virtual
    bool attributeOfType( const std::string& attributeName,
                          void* data,
                          const std::type_info& typeInfo,
                          const std::string& option ) override;
 
    virtual
    bool setAttributeOfType( const std::string& attributeName,
                             const void* data,
                             const std::type_info& typeInfo,
                             const std::string& option ) override;
 
  private:
    DatabaseRegistry&          m_registry;
    IStorageSvc*               m_storageSvc;
    bool                       m_inSession;
    long                       m_technology;
    std::set<DatabaseHandler*> m_databaseHandlers;
  };
}
 
#endif