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Geant4/externals/g4tools/include/tools/rroot/streamer_fac

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  1 // Copyright (C) 2010, Guy Barrand. All rights reserved.
  2 // See the file tools.license for terms.
  3 
  4 #ifndef tools_rroot_streamer_fac
  5 #define tools_rroot_streamer_fac
  6 
  7 #include "info"
  8 #include "iros"
  9 
 10 namespace tools {
 11 namespace rroot {
 12 
 13 class streamer_fac : public virtual ifac {
 14 public: //ifac
 15   virtual std::ostream& out() const {return m_out;}
 16   virtual iro* create(const std::string& a_class,const args& a_args) {
 17     // for read_sinfos() :
 18     if(rcmp(a_class,"TStreamerInfo")) {
 19       return new streamer_info(*this);
 20     } else if(rcmp(a_class,"TObjArray")) {
 21       std::string* sc = ifac::arg_class(a_args);
 22       if(sc) {
 23         if((*sc)==streamer_element::s_class()){
 24           return new obj_array<streamer_element>(*this);
 25         } else {
 26           m_out << "tools::rroot::streamer_fac::create :"
 27                 << " Can't create TObjArray of " << *sc << "."
 28                 << std::endl;
 29           return 0;
 30         }
 31       } else {
 32         return new iros(*this);
 33       }
 34     } else if(rcmp(a_class,"TStreamerBase")
 35             ||rcmp(a_class,"TStreamerBasicType")
 36             ||rcmp(a_class,"TStreamerBasicPointer")
 37             ||rcmp(a_class,"TStreamerObjectAny")
 38             ||rcmp(a_class,"TStreamerObject")
 39             ||rcmp(a_class,"TStreamerObjectPointer")
 40             ||rcmp(a_class,"TStreamerString")
 41             ||rcmp(a_class,"TStreamerSTL")
 42             ||rcmp(a_class,"TStreamerLoop")
 43             ||rcmp(a_class,"TList")
 44              ) {
 45       return new dummy_streamer_element();
 46 
 47     } else {
 48       m_out << "tools::rroot::streamer_fac::create :"
 49             << " dummy. Can't create object of class " << sout(a_class) << "."
 50             << std::endl;
 51     }
 52     return 0;
 53   }
 54 public:
 55   streamer_fac(std::ostream& a_out):m_out(a_out){}
 56   virtual ~streamer_fac(){}
 57 protected:
 58   streamer_fac(const streamer_fac& a_from): ifac(a_from),m_out(a_from.m_out){}
 59   streamer_fac& operator=(const streamer_fac&){return *this;}
 60 protected:
 61   std::ostream& m_out;
 62 };
 63 
 64 }}
 65 
 66 #endif