1 | // |
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2 | // ******************************************************************** |
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3 | // * License and Disclaimer * |
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4 | // * * |
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5 | // * The Geant4 software is copyright of the Copyright Holders of * |
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6 | // * the Geant4 Collaboration. It is provided under the terms and * |
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7 | // * conditions of the Geant4 Software License, included in the file * |
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8 | // * LICENSE and available at http://cern.ch/geant4/license . These * |
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9 | // * include a list of copyright holders. * |
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10 | // * * |
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11 | // * Neither the authors of this software system, nor their employing * |
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12 | // * institutes,nor the agencies providing financial support for this * |
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13 | // * work make any representation or warranty, express or implied, * |
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14 | // * regarding this software system or assume any liability for its * |
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15 | // * use. Please see the license in the file LICENSE and URL above * |
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16 | // * for the full disclaimer and the limitation of liability. * |
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17 | // * * |
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18 | // * This code implementation is the result of the scientific and * |
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19 | // * technical work of the GEANT4 collaboration. * |
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20 | // * By using, copying, modifying or distributing the software (or * |
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21 | // * any work based on the software) you agree to acknowledge its * |
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22 | // * use in resulting scientific publications, and indicate your * |
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23 | // * acceptance of all terms of the Geant4 Software license. * |
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24 | // ******************************************************************** |
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25 | // |
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26 | // $Id: G4NuclearLevelStore.cc,v 1.5 2010/11/17 16:50:53 vnivanch Exp $ |
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27 | // GEANT4 tag $Name: geant4-09-04-ref-00 $ |
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28 | // |
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29 | // 06-10-2010 M. Kelsey -- Drop static data members. |
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30 | // 17-11-2010 V. Ivanchenko - make as a classical singleton. |
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31 | |
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32 | #include "G4NuclearLevelStore.hh" |
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33 | #include <sstream> |
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34 | |
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35 | G4NuclearLevelStore* G4NuclearLevelStore::theInstance = 0; |
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36 | |
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37 | G4NuclearLevelStore* G4NuclearLevelStore::GetInstance() |
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38 | { |
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39 | if(!theInstance) { |
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40 | static G4NuclearLevelStore store; |
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41 | theInstance = &store; |
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42 | } |
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43 | return theInstance; |
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44 | } |
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45 | |
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46 | G4NuclearLevelStore::G4NuclearLevelStore() |
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47 | { |
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48 | char* env = getenv("G4LEVELGAMMADATA"); |
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49 | if (env == 0) |
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50 | { |
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51 | G4cout << "G4NuclarLevelStore: please set the G4LEVELGAMMADATA environment variable\n"; |
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52 | dirName = ""; |
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53 | } |
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54 | else |
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55 | { |
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56 | dirName = env; |
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57 | dirName += '/'; |
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58 | } |
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59 | } |
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60 | |
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61 | G4NuclearLevelStore::~G4NuclearLevelStore() |
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62 | { |
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63 | ManagersMap::iterator i; |
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64 | for (i = theManagers.begin(); i != theManagers.end(); ++i) |
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65 | delete i->second; |
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66 | } |
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67 | |
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68 | G4String |
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69 | G4NuclearLevelStore::GenerateFilename(G4int Z, G4int A) const |
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70 | { |
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71 | std::ostringstream streamName; |
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72 | streamName << 'z' << Z << ".a" << A; |
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73 | G4String name(streamName.str()); |
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74 | return name; |
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75 | } |
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76 | |
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77 | G4NuclearLevelManager* |
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78 | G4NuclearLevelStore::GetManager(G4int Z, G4int A) |
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79 | { |
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80 | G4NuclearLevelManager * result = 0; |
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81 | if (A < 1 || Z < 1 || A < Z) |
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82 | { |
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83 | G4cerr << "G4NuclearLevelStore::GetManager: Wrong values Z = " << Z |
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84 | << " A = " << A << '\n'; |
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85 | return result; |
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86 | } |
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87 | |
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88 | // Generate the key = filename |
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89 | G4int key = GenerateKey(Z,A); |
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90 | |
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91 | // Check if already exists that key |
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92 | ManagersMap::iterator idx = theManagers.find(key); |
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93 | // If doesn't exists then create it |
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94 | if ( idx == theManagers.end() ) |
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95 | { |
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96 | G4String file = GenerateFilename(Z,A); |
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97 | result = new G4NuclearLevelManager(Z,A,dirName + file); |
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98 | theManagers.insert(std::make_pair(key,result)); |
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99 | } |
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100 | // But if it exists... |
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101 | else |
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102 | { |
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103 | result = idx->second; |
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104 | } |
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105 | |
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106 | return result; |
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107 | } |
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