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Reference Guide
TBasketSQL.h
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1 // @(#)root/tree:$Id$
2 // Author: Philippe Canal 2005
3 
4 /*************************************************************************
5  * Copyright (C) 1995-2000, Rene Brun and Fons Rademakers. *
6  * All rights reserved. *
7  * *
8  * For the licensing terms see $ROOTSYS/LICENSE. *
9  * For the list of contributors see $ROOTSYS/README/CREDITS. *
10  *************************************************************************/
11 
12 #ifndef TBASKETSQL_H
13 #define TBASKETSQL_H
14 
15 //////////////////////////////////////////////////////////////////////////
16 // //
17 // TBasketSQL //
18 // //
19 // Implement TBasket for a SQL backend //
20 // //
21 //////////////////////////////////////////////////////////////////////////
22 
23 #include <vector>
24 #include "TBasket.h"
25 
26 class TSQLResult;
27 class TSQLRow;
28 class TBufferSQL;
29 
30 class TBasketSQL : public TBasket
31 {
32 
33 private:
34  TBasketSQL(const TBasketSQL&); // TBasketSQL objects are not copiable.
35  TBasketSQL& operator=(const TBasketSQL&); // TBasketSQL objects are not copiable.
36 
37 protected:
41 
42 public:
43  TBasketSQL();
44  TBasketSQL(const char *name, const char *title,
45  TBranch *branch, TSQLResult **rs,
46  TString *insert_query, std::vector<Int_t> *vc, TSQLRow **row);
47  ~TBasketSQL();
48  void PrepareBasket(Long64_t entry);
49  virtual Int_t ReadBasketBuffers(Long64_t pos, Int_t len, TFile *file);
50  virtual Int_t ReadBasketBytes(Long64_t pos, TFile *file);
51  virtual void Reset();
53  void CreateBuffer(const char *name, TString title, std::vector<Int_t> * vc, TBranch *branch, TSQLResult ** rs);
54 
55  void Update(Int_t offset, Int_t skipped);
56 
57  ClassDef(TBasketSQL,1) //the TBranch buffers
58 
59 };
60 
61 #endif
TSQLResult * GetResultSet()
Definition: TBasketSQL.h:52
TBasketSQL()
Default constructor.
Definition: TBasketSQL.cxx:40
long long Long64_t
Definition: RtypesCore.h:69
virtual void Reset()
See TBasket::Reset.
Definition: TBasketSQL.cxx:149
Implement TBuffer for a SQL backend.
Definition: TBufferSQL.h:30
~TBasketSQL()
Destructor.
Definition: TBasketSQL.cxx:81
A ROOT file is a suite of consecutive data records (TKey instances) with a well defined format...
Definition: TFile.h:46
Basic string class.
Definition: TString.h:129
int Int_t
Definition: RtypesCore.h:41
TSQLRow ** fRowPtr
Definition: TBasketSQL.h:39
TSQLResult ** fResultPtr
Definition: TBasketSQL.h:38
void CreateBuffer(const char *name, TString title, std::vector< Int_t > *vc, TBranch *branch, TSQLResult **rs)
Create a TSQLBuffer for this basket.
Definition: TBasketSQL.cxx:88
#define ClassDef(name, id)
Definition: Rtypes.h:297
void PrepareBasket(Long64_t entry)
Prepare the basket for the next entry.
Definition: TBasketSQL.cxx:121
TBasketSQL & operator=(const TBasketSQL &)
Manages buffers for branches of a Tree.
Definition: TBasket.h:36
void Update(Int_t offset, Int_t skipped)
See TBasket::Update.
Definition: TBasketSQL.cxx:156
Implement TBasket for a SQL backend.
Definition: TBasketSQL.h:30
virtual Int_t ReadBasketBytes(Long64_t pos, TFile *file)
See TBasket::ReadBasketBytes. This is not implemented in TBasketSQL.
Definition: TBasketSQL.cxx:131
Definition: file.py:1
A TTree is a list of TBranches.
Definition: TBranch.h:57
virtual Int_t ReadBasketBuffers(Long64_t pos, Int_t len, TFile *file)
See TBasket::ReadBasketBuffers. This is not implemented in TBasketSQL.
Definition: TBasketSQL.cxx:140
TString * fInsertQuery
Definition: TBasketSQL.h:40