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TBranch Class Reference

#include <TBranch.h>

Inheritance diagram for TBranch:

[legend]Collaboration diagram for TBranch:

[legend]List of all members.

Public Methods
	TBranch ()
	TBranch (const char *name, void *address, const char *leaflist, Int_t basketsize=32000, Int_t compress=-1)
virtual	~TBranch ()
virtual void	Browse (TBrowser *b)
virtual void	DropBaskets ()
virtual Int_t	Fill ()
virtual void	FillLeaves (TBuffer &b)
virtual TBranch *	FindBranch (const char *name)
virtual TLeaf *	FindLeaf (const char *name)
virtual char *	GetAddress () const
virtual Int_t	GetBasketSize () const
virtual const char *	GetClassName () const
virtual Int_t	GetCompressionLevel () const
virtual Int_t	GetEntry (Int_t entry=0, Int_t getall=0)
virtual Int_t	GetEntryExport (Int_t entry, Int_t getall, TClonesArray *list, Int_t n)
Int_t	GetEvent (Int_t entry=0)
Int_t	GetEntryOffsetLen () const
const char *	GetIconName () const
virtual TLeaf *	GetLeaf (const char *name) const
TBasket *	GetBasket (Int_t basket)
Int_t *	GetBasketBytes () const
Int_t *	GetBasketEntry () const
virtual Seek_t	GetBasketSeek (Int_t basket) const
TDirectory *	GetDirectory () const
virtual TFile *	GetFile (Int_t mode=0)
const char *	GetFileName () const
Int_t	GetOffset () const
Int_t	GetReadBasket () const
Int_t	GetReadEntry () const
Int_t	GetWriteBasket () const
Stat_t	GetTotalSize () const
Stat_t	GetTotBytes () const
Stat_t	GetZipBytes () const
Int_t	GetEntryNumber () const
TObjArray *	GetListOfBaskets ()
TObjArray *	GetListOfBranches ()
TObjArray *	GetListOfLeaves ()
Int_t	GetMaxBaskets () const
Int_t	GetNleaves () const
Int_t	GetSplitLevel () const
Stat_t	GetEntries () const
TTree *	GetTree () const
virtual Int_t	GetRow (Int_t row)
TBranch *	GetMother () const
TBranch *	GetSubBranch (const TBranch *br) const
Bool_t	IsAutoDelete () const
Bool_t	IsFolder () const
virtual void	Print (Option_t *option="") const
virtual void	ReadBasket (TBuffer &b)
virtual void	ReadLeaves (TBuffer &b)
virtual void	Reset (Option_t *option="")
virtual void	ResetReadEntry ()
virtual void	SetAddress (void *add)
virtual void	SetAutoDelete (Bool_t autodel=kTRUE)
virtual void	SetBasketSize (Int_t buffsize)
virtual void	SetBufferAddress (TBuffer *entryBuffer)
virtual void	SetCompressionLevel (Int_t level=1)
virtual void	SetEntryOffsetLen (Int_t len)
virtual void	SetFile (TFile *file=0)
virtual void	SetFile (const char *filename)
virtual void	SetOffset (Int_t offset=0)
virtual void	SetTree (TTree *tree)
virtual void	UpdateAddress ()
Static Public Methods
void	ResetCount ()
Protected Types
enum	{ kAutoDelete = BIT(15) }
Protected Methods
void	SetSkipZip (Bool_t skip=kTRUE)
	After being read, the buffer will not be unziped.
void	WriteBasket (TBasket *basket)
Protected Attributes
Int_t	fCompress
	branch counter
Int_t	fBasketSize
Int_t	fEntryOffsetLen
Int_t	fWriteBasket
Int_t	fEntryNumber
Int_t	fOffset
Int_t	fMaxBaskets
Int_t	fSplitLevel
Int_t	fNleaves
Int_t	fReadBasket
	Number of leaves.
Int_t	fReadEntry
	Current basket number when reading.
Stat_t	fEntries
	Current entry number when reading.
Stat_t	fTotBytes
Stat_t	fZipBytes
TObjArray	fBranches
TObjArray	fLeaves
TObjArray	fBaskets
Int_t	fNBasketRAM
Int_t *	fBasketRAM
	Number of baskets in fBasketRAM.
Int_t *	fBasketBytes
	[fNBasketRAM] table of basket numbers in memory
Int_t *	fBasketEntry
Seek_t *	fBasketSeek
TTree *	fTree
char *	fAddress
	Pointer to Tree header.
TDirectory *	fDirectory
	Address of 1st leaf (variable or object).
TString	fFileName
	Pointer to directory where this branch buffers are stored.
TBuffer *	fEntryBuffer
Bool_t	fSkipZip
	Buffer used to directly pass the content without streaming.
Static Protected Attributes
Int_t	fgCount

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Member Enumeration Documentation

anonymous enum [protected]

Enumeration values: kAutoDelete  Definition at line 63 of file TBranch.h.

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Constructor & Destructor Documentation

TBranch::TBranch (    )

TBranch::TBranch (  const char *    name, void *    address, const char *    leaflist, Int_t    basketsize = 32000, Int_t    compress = -1 )

virtual TBranch::~TBranch (    )  [virtual]

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Member Function Documentation

void TBranch::SetSkipZip (  Bool_t    skip = kTRUE )  [protected]

After being read, the buffer will not be unziped. Definition at line 95 of file TBranch.h. References fSkipZip.

void TBranch::WriteBasket (  TBasket *    basket )  [protected]

virtual void TBranch::Browse (  TBrowser *    b )  [virtual]

Reimplemented from TObject. Reimplemented in TBranchClones, TBranchElement, TBranchObject, and THbookBranch.

virtual void TBranch::DropBaskets (    )  [virtual]

virtual Int_t TBranch::Fill (    )  [virtual]

Reimplemented in TBranchClones, TBranchElement, and TBranchObject.

virtual void TBranch::FillLeaves (  TBuffer &    b )  [virtual]

Reimplemented in TBranchElement.

virtual TBranch* TBranch::FindBranch (  const char *    name )  [virtual]

virtual TLeaf* TBranch::FindLeaf (  const char *    name )  [virtual]

virtual char* TBranch::GetAddress (    )  const [virtual]

Definition at line 109 of file TBranch.h. References fAddress.

virtual Int_t TBranch::GetBasketSize (    )  const [virtual]

Definition at line 110 of file TBranch.h. References fBasketSize.

virtual const char* TBranch::GetClassName (    )  const [virtual]

Reimplemented in TBranchElement, and TBranchObject. Definition at line 111 of file TBranch.h.

virtual Int_t TBranch::GetCompressionLevel (    )  const [virtual]

Definition at line 112 of file TBranch.h. References fCompress.

virtual Int_t TBranch::GetEntry (  Int_t    entry = 0, Int_t    getall = 0 )  [virtual]

Reimplemented in TBranchClones, TBranchElement, TBranchObject, and THbookBranch. Referenced by GetEvent().

virtual Int_t TBranch::GetEntryExport (  Int_t    entry, Int_t    getall, TClonesArray *    list, Int_t    n )  [virtual]

Int_t TBranch::GetEvent (  Int_t    entry = 0 )

Definition at line 115 of file TBranch.h. References GetEntry().

Int_t TBranch::GetEntryOffsetLen (    )  const

Definition at line 116 of file TBranch.h. References fEntryOffsetLen.

const char* TBranch::GetIconName (    )  const [virtual]

Reimplemented from TObject. Reimplemented in TBranchElement.

virtual TLeaf* TBranch::GetLeaf (  const char *    name )  const [virtual]

TBasket* TBranch::GetBasket (  Int_t    basket )

Int_t* TBranch::GetBasketBytes (    )  const

Definition at line 120 of file TBranch.h. References fBasketBytes.

Int_t* TBranch::GetBasketEntry (    )  const

Definition at line 121 of file TBranch.h. References fBasketEntry.

virtual Seek_t TBranch::GetBasketSeek (  Int_t    basket )  const [virtual]

TDirectory* TBranch::GetDirectory (    )  const

Definition at line 123 of file TBranch.h.

virtual TFile* TBranch::GetFile (  Int_t    mode = 0 )  [virtual]

const char* TBranch::GetFileName (    )  const

Definition at line 125 of file TBranch.h. References TString::Data().

Int_t TBranch::GetOffset (    )  const

Definition at line 126 of file TBranch.h. References fOffset.

Int_t TBranch::GetReadBasket (    )  const

Definition at line 127 of file TBranch.h. References fReadBasket.

Int_t TBranch::GetReadEntry (    )  const

Definition at line 128 of file TBranch.h. References fReadEntry.

Int_t TBranch::GetWriteBasket (    )  const

Definition at line 129 of file TBranch.h. References fWriteBasket.

Stat_t TBranch::GetTotalSize (    )  const

Stat_t TBranch::GetTotBytes (    )  const

Definition at line 131 of file TBranch.h. References fTotBytes.

Stat_t TBranch::GetZipBytes (    )  const

Definition at line 132 of file TBranch.h. References fZipBytes.

Int_t TBranch::GetEntryNumber (    )  const

Definition at line 133 of file TBranch.h. References fEntryNumber.

TObjArray* TBranch::GetListOfBaskets (    )

Definition at line 134 of file TBranch.h.

TObjArray* TBranch::GetListOfBranches (    )

Definition at line 135 of file TBranch.h.

TObjArray* TBranch::GetListOfLeaves (    )

Definition at line 136 of file TBranch.h.

Int_t TBranch::GetMaxBaskets (    )  const

Definition at line 137 of file TBranch.h. References fMaxBaskets.

Int_t TBranch::GetNleaves (    )  const

Definition at line 138 of file TBranch.h. References fNleaves.

Int_t TBranch::GetSplitLevel (    )  const

Definition at line 139 of file TBranch.h. References fSplitLevel.

Stat_t TBranch::GetEntries (    )  const

Definition at line 140 of file TBranch.h. References fEntries.

TTree* TBranch::GetTree (    )  const

Definition at line 141 of file TBranch.h.

virtual Int_t TBranch::GetRow (  Int_t    row )  [virtual]

TBranch* TBranch::GetMother (    )  const

TBranch* TBranch::GetSubBranch (  const TBranch *    br )  const

Bool_t TBranch::IsAutoDelete (    )  const

Bool_t TBranch::IsFolder (    )  const [virtual]

Reimplemented from TObject. Reimplemented in TBranchClones, TBranchElement, and TBranchObject.

virtual void TBranch::Print (  Option_t *    option = "" )  const [virtual]

Reimplemented from TNamed. Reimplemented in TBranchClones, TBranchElement, and TBranchObject.

virtual void TBranch::ReadBasket (  TBuffer &    b )  [virtual]

virtual void TBranch::ReadLeaves (  TBuffer &    b )  [virtual]

Reimplemented in TBranchElement.

virtual void TBranch::Reset (  Option_t *    option = "" )  [virtual]

Reimplemented in TBranchClones, TBranchElement, and TBranchObject.

virtual void TBranch::ResetReadEntry (    )  [virtual]

Definition at line 151 of file TBranch.h. References fReadEntry.

virtual void TBranch::SetAddress (  void *    add )  [virtual]

Reimplemented in TBranchClones, TBranchElement, TBranchObject, and THbookBranch.

virtual void TBranch::SetAutoDelete (  Bool_t    autodel = kTRUE )  [virtual]

Reimplemented in TBranchElement, and TBranchObject.

virtual void TBranch::SetBasketSize (  Int_t    buffsize )  [virtual]

Reimplemented in TBranchClones, TBranchElement, and TBranchObject.

virtual void TBranch::SetBufferAddress (  TBuffer *    entryBuffer )  [virtual]

virtual void TBranch::SetCompressionLevel (  Int_t    level = 1 )  [virtual]

virtual void TBranch::SetEntryOffsetLen (  Int_t    len )  [virtual]

Definition at line 157 of file TBranch.h. References fEntryOffsetLen.

virtual void TBranch::SetFile (  TFile *    file = 0 )  [virtual]

virtual void TBranch::SetFile (  const char *    filename )  [virtual]

virtual void TBranch::SetOffset (  Int_t    offset = 0 )  [virtual]

Definition at line 160 of file TBranch.h. References fOffset.

virtual void TBranch::SetTree (  TTree *    tree )  [virtual]

Definition at line 161 of file TBranch.h.

virtual void TBranch::UpdateAddress (    )  [virtual]

Reimplemented in TBranchObject. Definition at line 162 of file TBranch.h.

void TBranch::ResetCount (    )  [static]

Definition at line 164 of file TBranch.h. References fgCount.

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Member Data Documentation

Int_t TBranch::fgCount [static, protected]

Definition at line 65 of file TBranch.h. Referenced by ResetCount().

Int_t TBranch::fCompress [protected]

branch counter Definition at line 66 of file TBranch.h. Referenced by GetCompressionLevel().

Int_t TBranch::fBasketSize [protected]

Definition at line 67 of file TBranch.h. Referenced by GetBasketSize().

Int_t TBranch::fEntryOffsetLen [protected]

Definition at line 68 of file TBranch.h. Referenced by GetEntryOffsetLen(), and SetEntryOffsetLen().

Int_t TBranch::fWriteBasket [protected]

Definition at line 69 of file TBranch.h. Referenced by GetWriteBasket().

Int_t TBranch::fEntryNumber [protected]

Definition at line 70 of file TBranch.h. Referenced by GetEntryNumber().

Int_t TBranch::fOffset [protected]

Definition at line 71 of file TBranch.h. Referenced by GetOffset(), and SetOffset().

Int_t TBranch::fMaxBaskets [protected]

Definition at line 72 of file TBranch.h. Referenced by GetMaxBaskets().

Int_t TBranch::fSplitLevel [protected]

Definition at line 73 of file TBranch.h. Referenced by GetSplitLevel().

Int_t TBranch::fNleaves [protected]

Definition at line 74 of file TBranch.h. Referenced by GetNleaves().

Int_t TBranch::fReadBasket [protected]

Number of leaves. Definition at line 75 of file TBranch.h. Referenced by GetReadBasket().

Int_t TBranch::fReadEntry [protected]

Current basket number when reading. Definition at line 76 of file TBranch.h. Referenced by GetReadEntry(), and ResetReadEntry().

Stat_t TBranch::fEntries [protected]

Current entry number when reading. Definition at line 77 of file TBranch.h. Referenced by GetEntries(), and THbookBranch::SetEntries().

Stat_t TBranch::fTotBytes [protected]

Definition at line 78 of file TBranch.h. Referenced by GetTotBytes().

Stat_t TBranch::fZipBytes [protected]

Definition at line 79 of file TBranch.h. Referenced by GetZipBytes().

TObjArray TBranch::fBranches [protected]

Definition at line 80 of file TBranch.h.

TObjArray TBranch::fLeaves [protected]

Definition at line 81 of file TBranch.h.

TObjArray TBranch::fBaskets [protected]

Definition at line 82 of file TBranch.h.

Int_t TBranch::fNBasketRAM [protected]

Definition at line 83 of file TBranch.h.

Int_t* TBranch::fBasketRAM [protected]

Number of baskets in fBasketRAM. Definition at line 84 of file TBranch.h.

Int_t* TBranch::fBasketBytes [protected]

[fNBasketRAM] table of basket numbers in memory Definition at line 85 of file TBranch.h. Referenced by GetBasketBytes().

Int_t* TBranch::fBasketEntry [protected]

Definition at line 86 of file TBranch.h. Referenced by GetBasketEntry().

Seek_t* TBranch::fBasketSeek [protected]

Definition at line 87 of file TBranch.h.

TTree* TBranch::fTree [protected]

Definition at line 88 of file TBranch.h.

char* TBranch::fAddress [protected]

Pointer to Tree header. Definition at line 89 of file TBranch.h. Referenced by GetAddress(), and TBranchElement::Notify().

TDirectory* TBranch::fDirectory [protected]

Address of 1st leaf (variable or object). Definition at line 90 of file TBranch.h.

TString TBranch::fFileName [protected]

Pointer to directory where this branch buffers are stored. Definition at line 91 of file TBranch.h.

TBuffer* TBranch::fEntryBuffer [protected]

Definition at line 92 of file TBranch.h.

Bool_t TBranch::fSkipZip [protected]

Buffer used to directly pass the content without streaming. Definition at line 94 of file TBranch.h. Referenced by SetSkipZip().

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The documentation for this class was generated from the following file:

• TBranch.h

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