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TBranchSTL.h
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1// @(#)root/tree:$Id$
2// author: Lukasz Janyst <ljanyst@cern.ch>
3
4//------------------------------------------------------------------------------
5// file: TBranchSTL.h
6//------------------------------------------------------------------------------
7
8#ifndef ROOT_TBranchSTL
9#define ROOT_TBranchSTL
10
11#include "TBranch.h"
12#include "TIndArray.h"
13
14#include <map>
15#include <vector>
16
17class TTree;
19class TStreamerInfo;
20class TBranchElement;
21
22class TBranchSTL: public TBranch {
23 public:
24 TBranchSTL();
25 TBranchSTL( TTree* tree, const char* name,
26 TVirtualCollectionProxy* collProxy,
27 Int_t buffsize, Int_t splitlevel );
28 TBranchSTL( TBranch* parent, const char* name,
29 TVirtualCollectionProxy* collProxy,
30 Int_t buffsize, Int_t splitlevel,
31 TStreamerInfo* info, Int_t id );
32 virtual ~TBranchSTL();
33 virtual void Browse( TBrowser *b );
34 virtual Bool_t IsFolder() const;
35 virtual const char *GetClassName() const { return fClassName.Data(); }
36 virtual Int_t GetExpectedType(TClass *&clptr,EDataType &type);
37 virtual Int_t GetEntry( Long64_t entry = 0, Int_t getall = 0 );
38 virtual TStreamerInfo *GetInfo() const;
39 virtual void Print(Option_t*) const;
40 virtual void SetAddress( void* addr );
41
42 ClassDef( TBranchSTL, 1 ) //Branch handling STL collection of pointers
43
44 private:
45
46 void ReadLeavesImpl( TBuffer& b );
47 void FillLeavesImpl( TBuffer& b );
48 virtual Int_t FillImpl(ROOT::Internal::TBranchIMTHelper *);
49
51 {
53 fBranch( 0 ), fPointers( 0 ), fId( 0 ),
54 fBaseOffset( 0 ), fPosition( 0 ) {}
55
57 std::vector<void*>* fPointers;
61 };
62
63 typedef std::map<TClass*, ElementBranchHelper_t> BranchMap_t;
64 BranchMap_t fBranchMap; ///<! Branch map
65 std::vector<ElementBranchHelper_t> fBranchVector; ///<! Branch vector
66
67 TVirtualCollectionProxy* fCollProxy; ///<! Collection proxy
68 TBranch* fParent; ///<! Parent of this branch
69 TClass* fIndArrayCl; ///<! Class of the ind array
70 TIndArray fInd; ///<! Indices
71 TString fContName; ///< Class name of referenced object
72 TString fClassName; ///< Name of the parent class, if we're the data member
73 mutable Int_t fClassVersion; ///< Version number of the class
74 UInt_t fClCheckSum; ///< Class checksum
75 mutable TStreamerInfo *fInfo; ///<! The streamer info
76 char* fObject; ///<! Pointer to object at address or the
77 Int_t fID; ///< Element serial number in the streamer info
78};
79
80#endif // ROOT_TBranchSTL
int Int_t
Definition: CPyCppyy.h:43
unsigned int UInt_t
Definition: CPyCppyy.h:44
#define b(i)
Definition: RSha256.hxx:100
unsigned char UChar_t
Definition: RtypesCore.h:38
bool Bool_t
Definition: RtypesCore.h:63
const char Option_t
Definition: RtypesCore.h:66
#define ClassDef(name, id)
Definition: Rtypes.h:325
EDataType
Definition: TDataType.h:28
int type
Definition: TGX11.cxx:121
A Branch for the case of an object.
A Branch handling STL collection of pointers (vectors, lists, queues, sets and multisets) while stori...
Definition: TBranchSTL.h:22
virtual Int_t GetExpectedType(TClass *&clptr, EDataType &type)
Fill expectedClass and expectedType with information on the data type of the object/values contained ...
Definition: TBranchSTL.cxx:519
virtual ~TBranchSTL()
Destructor.
Definition: TBranchSTL.cxx:135
void ReadLeavesImpl(TBuffer &b)
Read leaves.
Definition: TBranchSTL.cxx:645
TClass * fIndArrayCl
! Class of the ind array
Definition: TBranchSTL.h:69
virtual Int_t FillImpl(ROOT::Internal::TBranchIMTHelper *)
Fill an STL branch.
Definition: TBranchSTL.cxx:163
virtual void Print(Option_t *) const
Print the branch parameters.
Definition: TBranchSTL.cxx:603
TBranchSTL()
Default constructor.
Definition: TBranchSTL.cxx:28
void FillLeavesImpl(TBuffer &b)
Fill leaves.
Definition: TBranchSTL.cxx:653
Int_t fClassVersion
Version number of the class.
Definition: TBranchSTL.h:73
TString fClassName
Name of the parent class, if we're the data member.
Definition: TBranchSTL.h:72
char * fObject
! Pointer to object at address or the
Definition: TBranchSTL.h:76
virtual const char * GetClassName() const
Return the name of the user class whose content is stored in this branch, if any.
Definition: TBranchSTL.h:35
TBranch * fParent
! Parent of this branch
Definition: TBranchSTL.h:68
TString fContName
Class name of referenced object.
Definition: TBranchSTL.h:71
virtual TStreamerInfo * GetInfo() const
Get streamer info.
Definition: TBranchSTL.cxx:548
TStreamerInfo * fInfo
! The streamer info
Definition: TBranchSTL.h:75
virtual void SetAddress(void *addr)
Set Address.
Definition: TBranchSTL.cxx:661
virtual Int_t GetEntry(Long64_t entry=0, Int_t getall=0)
Get entry.
Definition: TBranchSTL.cxx:346
virtual void Browse(TBrowser *b)
Browse an STL branch.
Definition: TBranchSTL.cxx:147
TIndArray fInd
! Indices
Definition: TBranchSTL.h:70
virtual Bool_t IsFolder() const
Branch declared folder if at least one entry.
Definition: TBranchSTL.cxx:593
Int_t fID
Element serial number in the streamer info.
Definition: TBranchSTL.h:77
UInt_t fClCheckSum
Class checksum.
Definition: TBranchSTL.h:74
TVirtualCollectionProxy * fCollProxy
! Collection proxy
Definition: TBranchSTL.h:67
BranchMap_t fBranchMap
! Branch map
Definition: TBranchSTL.h:64
std::vector< ElementBranchHelper_t > fBranchVector
! Branch vector
Definition: TBranchSTL.h:65
std::map< TClass *, ElementBranchHelper_t > BranchMap_t
Definition: TBranchSTL.h:63
A TTree is a list of TBranches.
Definition: TBranch.h:89
Using a TBrowser one can browse all ROOT objects.
Definition: TBrowser.h:37
Buffer base class used for serializing objects.
Definition: TBuffer.h:43
TClass instances represent classes, structs and namespaces in the ROOT type system.
Definition: TClass.h:80
Describes a persistent version of a class.
Definition: TStreamerInfo.h:39
Basic string class.
Definition: TString.h:136
const char * Data() const
Definition: TString.h:369
A TTree represents a columnar dataset.
Definition: TTree.h:79
long long Long64_t
Definition: cpp_cppyy.h:13
static const std::string name("name")
tbb::task_arena is an alias of tbb::interface7::task_arena, which doesn't allow to forward declare tb...
Definition: RNumpyDS.hxx:30
Definition: tree.py:1
std::vector< void * > * fPointers
Definition: TBranchSTL.h:57