Warning, /include/Geant4/tools/mapmanip is written in an unsupported language. File is not indexed.
0001 // Copyright (C) 2010, Guy Barrand. All rights reserved.
0002 // See the file tools.license for terms.
0003
0004 #ifndef tools_mapmanip
0005 #define tools_mapmanip
0006
0007 #include <map>
0008
0009 namespace tools {
0010
0011 template <class K,class V>
0012 inline void safe_clear(std::map<K,V*>& a_m){
0013 // the below takes into account the case in
0014 // which "delete entry" could modify a_m.
0015 typedef typename std::map<K,V*>::iterator it_t;
0016 while(!a_m.empty()) {
0017 it_t it = a_m.begin();
0018 V* entry = (*it).second;
0019 a_m.erase(it);
0020 delete entry;
0021 }
0022 }
0023
0024 template <class K,class V>
0025 inline void find_and_remove_value(std::map<K,V*>& a_m,V* a_value){
0026 typedef typename std::map<K,V*>::iterator it_t;
0027 while(true) {
0028 bool found = false;
0029 for(it_t it=a_m.begin();it!=a_m.end();++it) {
0030 if((*it).second==a_value) {
0031 a_m.erase(it);
0032 found = true;
0033 break;
0034 }
0035 }
0036 if(!found) break;
0037 }
0038 }
0039
0040 template <class K,class V>
0041 inline bool delete_key(std::map<K,V*>& a_m,const K& a_key){
0042 typedef typename std::map<K,V*>::iterator it_t;
0043 it_t it = a_m.find(a_key);
0044 if(it==a_m.end()) return false;
0045 V* obj = (*it).second;
0046 a_m.erase(it);
0047 delete obj;
0048 return true;
0049 }
0050
0051 }
0052
0053 #endif
