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// The manager for histogram/profile Hfd5 file output.

// Author: Ivana Hrivnacova, 15/09/2020  (ivana@ipno.in2p3.fr)

#ifndef G4Hdf5HnFileManager_h
#define G4Hdf5HnFileManager_h 1

#include "G4VTHnFileManager.hh"

#include "toolx/hdf5/ntuple" // for hid_t

#include <string_view>

class G4Hdf5FileManager;

template <typename HT>
class G4Hdf5HnFileManager : public G4VTHnFileManager<HT>
{
  public:
    explicit G4Hdf5HnFileManager(G4Hdf5FileManager* fileManger)
      : G4VTHnFileManager<HT>(), fFileManager(fileManger) {}
    G4Hdf5HnFileManager() = delete;
    ~G4Hdf5HnFileManager() override = default;

    // Methods for writing objects
    // Write to a new file (the file is closed after write)
    G4bool WriteExtra(HT* ht, const G4String& htName, const G4String& fileName) final;
    // Write to the default file  (handled with OpenFile()/CloseFile methods)
    G4bool Write(HT* ht, const G4String& htName, G4String& fileName) final;

  private:
    // Methods
    G4bool WriteImpl(hid_t hdirectory, HT* ht, const G4String& htName);
    // Static data members
    static constexpr std::string_view fkClass { "G4Hdf5HnFileManager<HT>" };
    // Data members
    G4Hdf5FileManager* fFileManager { nullptr };
};

// inline functions

#include "G4Hdf5HnFileManager.icc"

#endif