G4RootRNtupleManager.hh

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// Manager class for Root read ntuples.
// It implements functions specific to Root read ntuples.
//
// Author: Ivana Hrivnacova, 09/04/2014 (ivana@ipno.in2p3.fr)
 
#ifndef G4RootRNtupleManager_h
#define G4RootRNtupleManager_h 1
 
#include "G4TRNtupleManager.hh"
#include "globals.hh"
 
#include "tools/rroot/ntuple"
 
#include <string_view>
 
class G4RootRFileManager;
struct G4RootRNtupleDescription;
 
class G4RootRNtupleManager : public G4TRNtupleManager<tools::rroot::ntuple>
{
  friend class G4RootAnalysisReader;
 
  public:
    explicit G4RootRNtupleManager(const G4AnalysisManagerState& state);
    G4RootRNtupleManager() = delete;
    virtual ~G4RootRNtupleManager() = default;
 
  private:
    // Set methods
    void SetFileManager(std::shared_ptr<G4RootRFileManager> fileManager);
 
    // Methods from the base class
    virtual G4int  ReadNtupleImpl(const G4String& ntupleName,  const G4String& fileName,
                                  const G4String& dirName, G4bool isUserFileName) final;
    virtual G4bool GetTNtupleRow(G4TRNtupleDescription<tools::rroot::ntuple>* ntupleDescription) final;
 
    // Static data members
    static constexpr std::string_view fkClass { "G4RootPNtupleManager" };
 
    // Data members
    std::shared_ptr<G4RootRFileManager>  fFileManager { nullptr };
};
 
inline void
G4RootRNtupleManager::SetFileManager(std::shared_ptr<G4RootRFileManager> fileManager)
{ fFileManager = fileManager; }
 
#endif