SessionTool.h

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/*
  Copyright (C) 2002-2026 CERN for the benefit of the ATLAS collaboration
*/
 
#ifndef POOLSVC_SESSIONTOOL_H
#define POOLSVC_SESSIONTOOL_H
 
#include "PoolSvc/ISessionTool.h"
 
#include <map>
 
namespace pool {
  class DatabaseRegistry;
}

class SessionTool : public ISessionTool
{
  public:
    explicit SessionTool(const std::string& type,
                       const std::string& name,
                       const IInterface* parent);
 
   

    virtual ~SessionTool();
 
    SessionTool (const SessionTool&) = delete;
    SessionTool& operator= (const SessionTool&) = delete;
 
    virtual void setupFC( Gaudi::IFileCatalog& fileCatalog, int ageLimit ) override final;

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

    virtual Token* registerForWrite( const Placement& place, const void* object, const RootType& type ) override final;
 
 
    // Signatures needed for the PersistencySvc
    pool::DatabaseRegistry& registry() {return *m_registry; }

    virtual bool disconnectAll() override final;

    virtual bool start( Io::IoFlag type = Io::READ ) override final;

    virtual bool commit() override final;

    virtual bool commitAndHold() override final;

    virtual Io::IoFlag openMode() const override final { return m_transactionType; }

    virtual std::unique_ptr<pool::IDatabase>
    databaseHandle( const std::string& dbName, pool::DatabaseSpecification::NameType dbNameType ) override final;

    virtual Gaudi::IFileCatalog& fileCatalog();

    virtual pool::IStorageSvc& getStorageSvc( long technology ) override final;

    pool::MicroSessionManager& microSessionManager( long technology ) override final;
 
    void closeSession() override final;
    StatusCode finalize() override final;
 
  private:
    Gaudi::IFileCatalog*           m_catalog;
    int                            m_ageLimit;
    std::unique_ptr<pool::DatabaseRegistry>  m_registry;
    Io::IoFlag                     m_transactionType;
    std::map< long, std::unique_ptr<pool::MicroSessionManager> >    m_technologies;
  };
 
 
#endif