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Geant4/externals/g4tools/include/tools/rroot/tree_index

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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_tree_index
  5 #define tools_rroot_tree_index
  6 
  7 #include "named"
  8 
  9 namespace tools {
 10 namespace rroot {
 11 
 12 class tree_index : public virtual iro {
 13   static const std::string& s_store_class() {
 14     static const std::string s_v("TTreeIndex");
 15     return s_v;
 16   }
 17 public:
 18   static const std::string& s_class() {
 19     static const std::string s_v("tools::rroot::tree_index");
 20     return s_v;
 21   }
 22 public: //iro
 23   virtual void* cast(const std::string& a_class) const {
 24     if(void* p = cmp_cast<tree_index>(this,a_class)) return p;
 25     return 0;
 26   }
 27   virtual const std::string& s_cls() const {return s_class();}
 28 public:
 29   static cid id_class() {return branch_cid();}
 30   virtual void* cast(cid a_class) const {
 31     if(void* p = cmp_cast<tree_index>(this,a_class)) {return p;}
 32     else return 0;
 33   }
 34 public:
 35   virtual iro* copy() const {return new tree_index(*this);}
 36   virtual bool stream(buffer& a_buffer) {
 37     uint32 startpos = a_buffer.length();
 38 
 39     unsigned int _s,_c;
 40     short v;
 41     if(!a_buffer.read_version(v,_s,_c)) return false;
 42     //::printf("debug : tree_index::stream : version %d count %d\n",v,c);
 43 
 44     if(!virtual_index_stream(a_buffer)) return false;
 45 
 46     std::string ds;
 47     if(!a_buffer.read(ds)) return false;           //fMajorName
 48     //::printf("debug : tree_index::stream : fMajorName \"%s\"\n",ds.c_str());
 49     if(!a_buffer.read(ds)) return false;           //fMinorName
 50     //::printf("debug : tree_index::stream : fMinorName \"%s\"\n",ds.c_str());
 51 
 52     int64 m_n;
 53     if(!a_buffer.read(m_n)) return false; //fN
 54     //::printf("debug : tree_index::stream : fN %ld\n",m_n);
 55 
 56     if(!dummy_array_stream<int64>(a_buffer,int(m_n))) return false;
 57     if(!dummy_array_stream<int64>(a_buffer,int(m_n))) return false;
 58 
 59     //FIXME : still problem with this streamer.
 60 
 61     a_buffer.set_offset(startpos+_c+sizeof(unsigned int));
 62 
 63     if(!a_buffer.check_byte_count(_s,_c,s_store_class())) return false;
 64 
 65     //::printf("debug : tree_index::stream : ok\n");
 66     return true;
 67   }
 68 
 69 public:
 70   tree_index()
 71   {
 72 #ifdef TOOLS_MEM
 73     mem::increment(s_class().c_str());
 74 #endif
 75   }
 76   virtual ~tree_index(){
 77 #ifdef TOOLS_MEM
 78     mem::decrement(s_class().c_str());
 79 #endif
 80   }
 81 protected:
 82   tree_index(const tree_index& a_from):iro(a_from){}
 83   tree_index& operator=(const tree_index&){return *this;}
 84 protected:
 85   static const std::string& virtual_index_s_store_class() {
 86     static const std::string s_v("TVirtualIndex");
 87     return s_v;
 88   }
 89   bool virtual_index_stream(buffer& a_buffer){
 90     short v;
 91     unsigned int _s,_c;
 92     if(!a_buffer.read_version(v,_s,_c)) return false;
 93     //::printf("debug : virtual_index::stream : version %d count %d\n",v,c);
 94     std::string ds;
 95     if(!Named_stream(a_buffer,ds,ds)) return false;
 96     if(!a_buffer.check_byte_count(_s,_c,virtual_index_s_store_class()))
 97       return false;
 98     return true;
 99   }
100 
101 };
102 
103 }}
104 
105 #endif