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1 // 2 // ******************************************************************** 3 // * License and Disclaimer * 4 // * * 5 // * The Geant4 software is copyright of the Copyright Holders of * 6 // * the Geant4 Collaboration. It is provided under the terms and * 7 // * conditions of the Geant4 Software License, included in the file * 8 // * LICENSE and available at http://cern.ch/geant4/license . These * 9 // * include a list of copyright holders. * 10 // * * 11 // * Neither the authors of this software system, nor their employing * 12 // * institutes,nor the agencies providing financial support for this * 13 // * work make any representation or warranty, express or implied, * 14 // * regarding this software system or assume any liability for its * 15 // * use. Please see the license in the file LICENSE and URL above * 16 // * for the full disclaimer and the limitation of liability. * 17 // * * 18 // * This code implementation is the result of the scientific and * 19 // * technical work of the GEANT4 collaboration. * 20 // * By using, copying, modifying or distributing the software (or * 21 // * any work based on the software) you agree to acknowledge its * 22 // * use in resulting scientific publications, and indicate your * 23 // * acceptance of all terms of the Geant4 Software license. * 24 // ******************************************************************** 25 // 26 27 // The manager class for histogram/profile reading from a Root file. 28 29 // Author: Ivana Hrivnacova, 26/08/2021 (ivana@ipno.in2p3.fr) 30 31 #ifndef G4RootHnRFileManager_h 32 #define G4RootHnRFileManager_h 1 33 34 #include "G4VTHnRFileManager.hh" 35 36 #include <string_view> 37 #include <tuple> 38 39 class G4RootRFileManager; 40 41 namespace tools { 42 namespace rroot { 43 class buffer; 44 class TDirectory; 45 } 46 } 47 48 template <typename HT> 49 class G4RootHnRFileManager : public G4VTHnRFileManager<HT> 50 { 51 public: 52 explicit G4RootHnRFileManager(G4RootRFileManager* rfileManger) 53 : G4VTHnRFileManager<HT>(), fRFileManager(rfileManger) {} 54 G4RootHnRFileManager() = delete; 55 ~G4RootHnRFileManager() override = default; 56 57 // Methods for reading objects 58 HT* Read(const G4String& htName, const G4String& fileName, const G4String& dirName, 59 G4bool isUserFileName) final; 60 61 private: 62 // Methods 63 tools::rroot::buffer* GetBuffer( 64 const G4String& fileName, 65 const G4String& dirName, 66 const G4String& name); 67 HT* ReadT(tools::rroot::buffer* buffer); 68 69 // Static data members 70 static constexpr std::string_view fkClass { "G4RootHnRFileManager<HT>" }; 71 // Data members 72 G4RootRFileManager* fRFileManager { nullptr }; 73 }; 74 75 // inline functions 76 77 #include "G4RootHnRFileManager.icc" 78 79 #endif 80