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geant4/source/analysis/xml/include/G4XmlFileManager.hh
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2022-12-09 14:43:28 +01:00

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//
// ********************************************************************
// * License and Disclaimer *
// * *
// * The Geant4 software is copyright of the Copyright Holders of *
// * the Geant4 Collaboration. It is provided under the terms and *
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// * Neither the authors of this software system, nor their employing *
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// * use. Please see the license in the file LICENSE and URL above *
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// * *
// * This code implementation is the result of the scientific and *
// * technical work of the GEANT4 collaboration. *
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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" };
};
#endif