MicroSessionManager.h

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/*
  Copyright (C) 2002-2021 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"
 
namespace pool {
 
  // forward declarations
  class IStorageSvc;
  class IStorageExplorer;
  class Session;
  class ITransaction;
 
  namespace PersistencySvc {
 
    // forward declarations
    class DatabaseRegistry;
    class DatabaseHandler;
 
    class MicroSessionManager : virtual public ITechnologySpecificAttributes {
    public:
      MicroSessionManager( DatabaseRegistry& registry,
                           ITransaction& transaction,
                           long technology );
      virtual ~MicroSessionManager();
 
      DatabaseHandler* connect( 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;
      ITransaction&              m_transaction;
      IStorageSvc*               m_storageSvc;
      IStorageExplorer*          m_storageExplorer;
      Session*                   m_session;
      long                       m_technology;
      std::set<DatabaseHandler*> m_databaseHandlers;
    };
  }
}
 
#endif