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geant4/source/analysis/management/include/G4TFileManager.hh
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2020-12-04 12:30:43 +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 *
// * 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. *
// ********************************************************************
//
// Author: Ivana Hrivnacova, 18/06/2013 (ivana@ipno.in2p3.fr)
#ifndef G4TFileManager_h
#define G4TFileManager_h 1
#include "G4TFileInformation.hh"
#include <vector>
#include <memory>
template <typename FT>
class G4TFileManager
{
public:
explicit G4TFileManager(const G4AnalysisManagerState& state);
virtual ~G4TFileManager();
// Per file methods
// (implements all tests and warnings, fills the map)
std::shared_ptr<FT> CreateTFile(const G4String& fileName);
G4bool WriteTFile(const G4String& fileName);
G4bool CloseTFile(const G4String& fileName);
G4bool SetIsEmpty(const G4String& fileName, G4bool isEmpty);
//
std::shared_ptr<FT> GetTFile(const G4String& fileName, G4bool warn = true) const;
// Methods applied to all registered files
G4bool OpenFiles();
G4bool WriteFiles();
G4bool CloseFiles();
G4bool DeleteEmptyFiles();
protected:
// Methods to be implemented per file type manipulate file
virtual std::shared_ptr<FT> CreateFileImpl(const G4String& fileName) = 0;
virtual G4bool WriteFileImpl(std::shared_ptr<FT> file) = 0;
virtual G4bool CloseFileImpl(std::shared_ptr<FT> file) = 0;
private:
// Methods
void FileNotFoundException(const G4String& fileName,
const G4String& functionName) const;
G4TFileInformation<FT>* GetFileInfoInFunction(const G4String& fileName,
G4String functionName, G4bool warn = true) const;
std::shared_ptr<FT> GetFileInFunction(const G4String& fileName,
G4String functionName, G4bool warn = true) const;
G4bool WriteTFile(std::shared_ptr<FT> file, const G4String& fileName);
G4bool CloseTFile(std::shared_ptr<FT> file, const G4String& fileName);
G4bool DeleteEmptyFile(const G4String& fileName);
// Data members
const G4AnalysisManagerState& fAMState;
std::map<G4String, G4TFileInformation<FT>*> fFileMap;
};
#include "G4TFileManager.icc"
#endif