TKey

class description - source file - inheritance tree

class TKey : public TNamed


    protected:

       virtual void Create(Int_t nbytes)
      virtual Int_t Read(const char* name)

    public:

                          TKey(const char* name, const char* title, TClass* cl, Int_t nbytes)
                          TKey(const TString& name, const TString& title, TClass* cl, Int_t nbytes)
                          TKey(TObject* obj, const char* name, Int_t bufsize)
                          TKey(Seek_t pointer, Int_t nbytes)
                          TKey(const TKey&)
                          TKey()
                  virtual ~TKey()
             virtual void Browse(TBrowser* b)
           static TClass* Class()
             virtual void Delete(Option_t* option)
             virtual void DeleteBuffer()
             virtual void FillBuffer(char*& buffer)
            virtual char* GetBuffer() const
                 TBuffer* GetBufferRef() const
      virtual const char* GetClassName() const
                  Short_t GetCycle() const
                  Short_t GetKeep() const
                    Int_t GetKeylen() const
                    Int_t GetNbytes() const
                    Int_t GetObjlen() const
           virtual Seek_t GetSeekKey() const
           virtual Seek_t GetSeekPdir() const
                    Int_t GetVersion() const
          virtual ULong_t Hash() const
          virtual TClass* IsA() const
           virtual Bool_t IsFolder() const
             virtual void Keep()
             virtual void ls(Option_t* option) const
             virtual void Print(Option_t* option) const
            virtual Int_t Read(TObject* obj)
             virtual void ReadBuffer(char*& buffer)
             virtual void ReadFile()
         virtual TObject* ReadObj()
             virtual void SetBuffer()
             virtual void SetParent(TObject* parent)
             virtual void ShowMembers(TMemberInspector& insp, char* parent)
            virtual Int_t Sizeof() const
             virtual void Streamer(TBuffer& b)
                     void StreamerNVirtual(TBuffer& b)
            virtual Int_t WriteFile(Int_t cycle = 1)

Data Members


    protected:

         Int_t fVersion    Key version identifier
         Int_t fNbytes     Number of bytes for the object on file
         Int_t fObjlen     Length of uncompressed object in bytes
       TDatime fDatime     Date/Time of insertion in file
       Short_t fKeylen     Number of bytes for the key itself
       Short_t fCycle      Cycle number
        Seek_t fSeekKey    Location of object on file
        Seek_t fSeekPdir   Location of parent directory on file
       TString fClassName  Object Class name
         Int_t fLeft       Number of bytes left in current segment
         char* fBuffer     Object buffer
      TBuffer* fBufferRef  Pointer to the TBuffer object

See also

TBasket

Class Description


Last update: Fri May 14 13:32:39 2004

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