G4XmlFileManager.hh

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// The manager for Xml file output operations.
 
// Author: Ivana Hrivnacova, 18/06/2013  (ivana@ipno.in2p3.fr)
 
#ifndef G4XmlFileManager_h
#define G4XmlFileManager_h 1
 
#include "G4VTFileManager.hh"
#include "G4TNtupleDescription.hh"
#include "G4TFileManager.hh"
#include "globals.hh"
 
#include "tools/waxml/ntuple"
 
#include <fstream>
#include <memory>
#include <string_view>
 
// Type aliases
using XmlNtupleDescription = G4TNtupleDescription<tools::waxml::ntuple, std::ofstream>;
 
class G4AnalysisManagerState;
 
class G4XmlFileManager : public G4VTFileManager<std::ofstream>
{
  public:
    explicit G4XmlFileManager(const G4AnalysisManagerState& state);
    G4XmlFileManager() = delete;
    ~G4XmlFileManager() override = default;
 
    using G4BaseFileManager::GetNtupleFileName;
    using G4VTFileManager<std::ofstream>::WriteFile;
    using G4VTFileManager<std::ofstream>::CloseFile;
 
    // Methods to manipulate output files
    G4bool OpenFile(const G4String& fileName) final;
 
    G4String GetFileType() const final { return "xml"; }
 
    // Specific methods for files per objects
    G4bool CreateNtupleFile(XmlNtupleDescription* ntupleDescription);
    G4bool CloseNtupleFile(XmlNtupleDescription* ntupleDescription);
 
  protected:
    // Methods derived from templated base class
    std::shared_ptr<std::ofstream> CreateFileImpl(const G4String& fileName) final;
    G4bool WriteFileImpl(std::shared_ptr<std::ofstream> file) final;
    G4bool CloseFileImpl(std::shared_ptr<std::ofstream> file) final;
 
  private:
    // Utility method
    G4String GetNtupleFileName(XmlNtupleDescription* ntupleDescription);
 
    // Static data members
    static constexpr std::string_view fkClass { "G4XmlFileManager" };
};
class G4XmlFileManager : public G4VTFileManager<std::ofstream> {…};
 
#endif