Geant4 Cross Reference

Cross-Referencing   Geant4
Geant4/processes/electromagnetic/dna/molecules/management/src/G4MoleculeHandleManager.cc

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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.                      *
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 21 // * any work based  on the software)  you  agree  to acknowledge its *
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 24 // ********************************************************************
 25 //
 26 //
 27 #include "G4MoleculeHandleManager.hh"
 28 #include "G4Molecule.hh"
 29 
 30 using namespace std;
 31 
 32 G4ThreadLocal G4MoleculeHandleManager* G4MoleculeHandleManager::fInstance(nullptr);
 33 
 34 G4MoleculeHandleManager::G4MoleculeHandleManager()
 35 = default;
 36 
 37 G4bool G4MoleculeHandleManager::CompMoleculePointer::operator()(const G4Molecule* mol1,
 38                                                                 const G4Molecule* mol2) const
 39 {
 40   return (*mol1) < (*mol2);
 41 }
 42 
 43 G4MoleculeHandleManager::~G4MoleculeHandleManager()
 44 {
 45   if (!fMoleculeHandle.empty())
 46   {
 47     auto it = fMoleculeHandle.begin();
 48     for (; it != fMoleculeHandle.end(); it++)
 49     {
 50       it->second.reset();
 51     }
 52   }
 53 }
 54 
 55 void G4MoleculeHandleManager::DeleteInstance()
 56 {
 57   if (fInstance != nullptr)
 58   {
 59     delete fInstance;
 60     fInstance = nullptr;
 61   }
 62 }
 63 
 64 G4MoleculeHandleManager* G4MoleculeHandleManager::Instance()
 65 {
 66   if (fInstance == nullptr)
 67   {
 68     fInstance = new G4MoleculeHandleManager;
 69   }
 70   return fInstance;
 71 }
 72 
 73 G4MoleculeHandle G4MoleculeHandleManager::GetMoleculeHandle(const G4Molecule* molecule)
 74 {
 75   auto it = fMoleculeHandle.find(molecule);
 76   G4MoleculeHandle molHandle;
 77 
 78   if (it != fMoleculeHandle.end())
 79   {
 80     molHandle = G4MoleculeHandle(it->second);
 81   }
 82   else
 83   {
 84     molHandle = G4MoleculeHandle(molecule);
 85     fMoleculeHandle.insert(make_pair(molecule, G4MoleculeHandle(molHandle)));
 86   }
 87 
 88   return molHandle;
 89 }
 90