G4RootNtupleManager.hh

Go to the documentation of this file.

//
// ********************************************************************
// * License and Disclaimer                                           *
// *                                                                  *
// * The  Geant4 software  is  copyright of the Copyright Holders  of *
// * the Geant4 Collaboration.  It is provided  under  the terms  and *
// * conditions of the Geant4 Software License,  included in the file *
// * LICENSE and available at  http://cern.ch/geant4/license .  These *
// * include a list of copyright holders.                             *
// *                                                                  *
// * Neither the authors of this software system, nor their employing *
// * institutes,nor the agencies providing financial support for this *
// * work  make  any representation or  warranty, express or implied, *
// * regarding  this  software system or assume any liability for its *
// * use.  Please see the license in the file  LICENSE  and URL above *
// * for the full disclaimer and the limitation of liability.         *
// *                                                                  *
// * This  code  implementation is the result of  the  scientific and *
// * technical work of the GEANT4 collaboration.                      *
// * By using,  copying,  modifying or  distributing the software (or *
// * any work based  on the software)  you  agree  to acknowledge its *
// * use  in  resulting  scientific  publications,  and indicate your *
// * acceptance of all terms of the Geant4 Software license.          *
// ********************************************************************
//
 
// Manager class for Root ntuples.
// It implements functions specific to Root ntuples in sequential mode.
//
// Author: Ivana Hrivnacova, 18/06/2013  (ivana@ipno.in2p3.fr)
 
#ifndef G4RootNtupleManager_h
#define G4RootNtupleManager_h 1
 
#include "G4TNtupleManager.hh"
#include "G4RootFileDef.hh"
#include "globals.hh"
 
#include "tools/wroot/ntuple"
 
#include <string_view>
 
class G4RootMainNtupleManager;
class G4NtupleBookingManager;
class G4RootFileManager;
 
// Types alias
using RootNtupleDescription = G4TNtupleDescription<tools::wroot::ntuple, G4RootFile>;
 
// template specializations used by this class defined below
 
template <>
template <>
G4bool G4TNtupleManager<tools::wroot::ntuple, G4RootFile>::FillNtupleTColumn(
  G4int ntupleId, G4int columnId, const std::string& value);
 
 
class G4RootNtupleManager : public G4TNtupleManager<tools::wroot::ntuple,
                                                    G4RootFile>
{
  friend class G4RootAnalysisManager;
  friend class G4RootMainNtupleManager;
  friend class G4RootNtupleFileManager;
  friend class G4RootMpiNtupleFileManager;
  friend class G4RootMpiNtupleManager;
 
  public:
    G4RootNtupleManager(const G4AnalysisManagerState& state,
                const std::shared_ptr<G4NtupleBookingManager>& bookingManger,
                G4int nofMainManagers, G4int nofReducedFiles,
                G4bool rowWise, G4bool rowMode);
    G4RootNtupleManager() = delete;
    virtual ~G4RootNtupleManager() = default;
 
   private:
    // Methods from the templated base class
    virtual void CreateTNtupleFromBooking(
                    RootNtupleDescription*  ntupleDescription) final;
    virtual void FinishTNtuple(
                    RootNtupleDescription*  ntupleDescription,
                    G4bool fromBooking) final;
    virtual G4bool Reset() final;
    virtual void Clear() final;
    virtual G4bool Merge();
 
    // Set functions
    void SetFileManager(const std::shared_ptr<G4RootFileManager>& fileManager);
    void SetNtupleFile(std::shared_ptr<G4RootFile> file);
    void SetNtupleRowWise(G4bool rowWise, G4bool rowMode);
 
    // Access functions
    const std::vector<RootNtupleDescription*>& GetNtupleDescriptionVector() const;
    std::shared_ptr<G4RootMainNtupleManager> GetMainNtupleManager(G4int index) const;
    unsigned int GetBasketSize() const;
    unsigned int GetBasketEntries() const;
 
    // Static data members
    static constexpr std::string_view fkClass { "G4RootNtupleManager" };
 
    // Rata members
    std::shared_ptr<G4RootFileManager> fFileManager { nullptr };
    std::vector<std::shared_ptr<G4RootMainNtupleManager>>  fMainNtupleManagers;
    std::shared_ptr<G4RootFile> fNtupleFile { nullptr };
    G4bool fRowWise;
    G4bool fRowMode;
};
 
#include "G4RootNtupleManager.icc"
 
#endif