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G4AttDefStore.cc
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27 // $Id: G4AttDefStore.cc 105754 2017-08-16 13:47:18Z gcosmo $
28 
29 #include "G4AttDefStore.hh"
30 
31 #include "G4AttDef.hh"
32 #include "G4AutoLock.hh"
33 
34 namespace G4AttDefStore {
35 
36 std::map<G4String,std::map<G4String,G4AttDef>*> *m_defsmaps = 0;
37 
39 
40 std::map<G4String,G4AttDef>*
41 GetInstance(const G4String& storeKey, G4bool& isNew)
42 {
43  G4AutoLock al(&mutex);
44 
45  if (!m_defsmaps)
46  m_defsmaps = new std::map<G4String,std::map<G4String,G4AttDef>*>;
47 
48  // Allocate the new map if not existing already
49  // and return it to the caller
50  //
51  std::map<G4String,G4AttDef>* definitions;
52  std::map<G4String,std::map<G4String,G4AttDef>*>::iterator iDefinitions =
53  m_defsmaps->find(storeKey);
54 
55  if (iDefinitions == m_defsmaps->end())
56  {
57  isNew = true;
58  definitions = new std::map<G4String,G4AttDef>;
59  (*m_defsmaps)[storeKey] = definitions;
60  }
61  else
62  {
63  isNew = false;
64  definitions = iDefinitions->second;
65  }
66  return definitions;
67 }
68 
70 (const std::map<G4String,G4AttDef>* definitions, G4String& key)
71 {
72  G4AutoLock al(&mutex);
73 
74  if (!m_defsmaps)
75  m_defsmaps = new std::map<G4String,std::map<G4String,G4AttDef>*>;
76  std::map<G4String,std::map<G4String,G4AttDef>*>::const_iterator i;
77  for (i = m_defsmaps->begin(); i != m_defsmaps->end(); ++i)
78  {
79  if (i->second == definitions)
80  {
81  key = i->first;
82  return true;
83  }
84  }
85 
86  return false;
87 }
88 
89 } // End namespace G4AttDefStore.
std::map< G4String, std::map< G4String, G4AttDef > * > * m_defsmaps
bool G4bool
Definition: G4Types.hh:79
#define G4MUTEX_INITIALIZER
Definition: G4Threading.hh:88
std::map< G4String, G4AttDef > * GetInstance(const G4String &storeKey, G4bool &isNew)
G4int first(char) const
G4bool GetStoreKey(const std::map< G4String, G4AttDef > *definitions, G4String &key)
std::mutex G4Mutex
Definition: G4Threading.hh:84