ROOT::Internal::TTreeReaderValueBase Class Reference

Definition at line 43 of file TTreeReaderValue.h.

Public Types
enum	ESetupStatus {   kSetupNotSetup = -7, kSetupTreeDestructed = -8, kSetupMakeClassModeMismatch = -7, kSetupMissingCounterBranch = -6,   kSetupMissingBranch = -5, kSetupInternalError = -4, kSetupMissingCompiledCollectionProxy = -3, kSetupMismatch = -2,   kSetupClassMismatch = -1, kSetupMatch = 0, kSetupMatchBranch = 0, kSetupMatchConversion,   kSetupMatchConversionCollection, kSetupMakeClass, kSetupVoidPtr, kSetupNoCheck,   kSetupMatchLeaf }
enum	EReadStatus { kReadSuccess = 0, kReadNothingYet, kReadError }

Public Member Functions
EReadStatus	ProxyRead ()
	Try to read the value from the TBranchProxy, returns the status of the read. More...
Bool_t	IsValid () const
ESetupStatus	GetSetupStatus () const
virtual EReadStatus	GetReadStatus () const
TLeaf *	GetLeaf ()
	If we are reading a leaf, return the corresponding TLeaf. More...
void *	GetAddress ()
	Returns the memory address of the object being read. More...
const char *	GetBranchName () const

Protected Member Functions
	TTreeReaderValueBase (TTreeReader *reader=0, const char *branchname=0, TDictionary *dict=0)
virtual	~TTreeReaderValueBase ()
	Unregister from tree reader, cleanup. More...
virtual void	CreateProxy ()
	Create the proxy object for our branch. More...
const char *	GetBranchDataType (TBranch *branch, TDictionary *&dict) const
	Retrieve the type of data stored by branch; put its dictionary into dict, return its type name. More...
virtual const char *	GetDerivedTypeName () const =0
Detail::TBranchProxy *	GetProxy () const
void	MarkTreeReaderUnavailable ()

Protected Attributes
TString	fBranchName
TString	fLeafName
TTreeReader *	fTreeReader
TDictionary *	fDict
Detail::TBranchProxy *	fProxy
TLeaf *	fLeaf
Long64_t	fTreeLastOffset
ESetupStatus	fSetupStatus
EReadStatus	fReadStatus
std::vector< Long64_t >	fStaticClassOffsets

Friends
class	::TTreeReader

#include <TTreeReaderValue.h>

Inheritance diagram for ROOT::Internal::TTreeReaderValueBase:

Member Enumeration Documentation

enum ROOT::Internal::TTreeReaderValueBase::EReadStatus

Enumerator
kReadSuccess
kReadNothingYet
kReadError

Definition at line 66 of file TTreeReaderValue.h.

enum ROOT::Internal::TTreeReaderValueBase::ESetupStatus

Enumerator
kSetupNotSetup
kSetupTreeDestructed
kSetupMakeClassModeMismatch
kSetupMissingCounterBranch
kSetupMissingBranch
kSetupInternalError
kSetupMissingCompiledCollectionProxy
kSetupMismatch
kSetupClassMismatch
kSetupMatch
kSetupMatchBranch
kSetupMatchConversion
kSetupMatchConversionCollection
kSetupMakeClass
kSetupVoidPtr
kSetupNoCheck
kSetupMatchLeaf

Definition at line 47 of file TTreeReaderValue.h.

Constructor & Destructor Documentation

ROOT::Internal::TTreeReaderValueBase::TTreeReaderValueBase ( TTreeReader *  reader = 0, const char *  branchname = 0, TDictionary *  dict = 0  )

protected

ROOT::Internal::TTreeReaderValueBase::~TTreeReaderValueBase ( )

protectedvirtual

Unregister from tree reader, cleanup.

Definition at line 57 of file TTreeReaderValue.cxx.

Member Function Documentation

void ROOT::Internal::TTreeReaderValueBase::CreateProxy ( )

protectedvirtual

Create the proxy object for our branch.

Reimplemented in ROOT::Internal::TTreeReaderArrayBase.

Definition at line 148 of file TTreeReaderValue.cxx.

void * ROOT::Internal::TTreeReaderValueBase::GetAddress

(

)

Returns the memory address of the object being read.

Definition at line 120 of file TTreeReaderValue.cxx.

Referenced by TTreeReaderValue< Int_t >::Get().

const char * ROOT::Internal::TTreeReaderValueBase::GetBranchDataType ( TBranch *  branch, TDictionary *&  dict  ) const

protected

Retrieve the type of data stored by branch; put its dictionary into dict, return its type name.

If no dictionary is available, at least its type name should be returned.

Definition at line 374 of file TTreeReaderValue.cxx.

const char* ROOT::Internal::TTreeReaderValueBase::GetBranchName ( ) const

inline

Definition at line 82 of file TTreeReaderValue.h.

virtual const char* ROOT::Internal::TTreeReaderValueBase::GetDerivedTypeName ( ) const

protectedpure virtual

Implemented in TTreeReaderArray< T >, TTreeReaderArray< Float_t >, TTreeReaderArray< Int_t >, TTreeReaderValue< T >, TTreeReaderValue< Float_t >, and TTreeReaderValue< Int_t >.

Referenced by TTreeReader::DeregisterValueReader().

TLeaf * ROOT::Internal::TTreeReaderValueBase::GetLeaf

(

)

If we are reading a leaf, return the corresponding TLeaf.

Definition at line 80 of file TTreeReaderValue.cxx.

Detail::TBranchProxy* ROOT::Internal::TTreeReaderValueBase::GetProxy ( ) const

inlineprotected

Definition at line 95 of file TTreeReaderValue.h.

Referenced by ROOT::Internal::TTreeReaderArrayBase::GetSize(), and ROOT::Internal::TTreeReaderArrayBase::UntypedAt().

virtual EReadStatus ROOT::Internal::TTreeReaderValueBase::GetReadStatus ( ) const

inlinevirtual

Reimplemented in ROOT::Internal::TTreeReaderArrayBase.

Definition at line 76 of file TTreeReaderValue.h.

ESetupStatus ROOT::Internal::TTreeReaderValueBase::GetSetupStatus ( ) const

inline

Definition at line 75 of file TTreeReaderValue.h.

Bool_t ROOT::Internal::TTreeReaderValueBase::IsValid ( ) const

inline

Definition at line 74 of file TTreeReaderValue.h.

void ROOT::Internal::TTreeReaderValueBase::MarkTreeReaderUnavailable ( )

inlineprotected

Definition at line 97 of file TTreeReaderValue.h.

ROOT::Internal::TTreeReaderValueBase::EReadStatus ROOT::Internal::TTreeReaderValueBase::ProxyRead

(

)

Try to read the value from the TBranchProxy, returns the status of the read.

Definition at line 67 of file TTreeReaderValue.cxx.

Friends And Related Function Documentation

friend class ::TTreeReader

friend

Definition at line 113 of file TTreeReaderValue.h.

Member Data Documentation

TString ROOT::Internal::TTreeReaderValueBase::fBranchName

protected

Definition at line 99 of file TTreeReaderValue.h.

Referenced by TTreeReader::DeregisterValueReader(), and GetBranchName().

TDictionary* ROOT::Internal::TTreeReaderValueBase::fDict

protected

Definition at line 102 of file TTreeReaderValue.h.

TLeaf* ROOT::Internal::TTreeReaderValueBase::fLeaf

protected

Definition at line 104 of file TTreeReaderValue.h.

TString ROOT::Internal::TTreeReaderValueBase::fLeafName

protected

Definition at line 100 of file TTreeReaderValue.h.

Detail::TBranchProxy* ROOT::Internal::TTreeReaderValueBase::fProxy

protected

Definition at line 103 of file TTreeReaderValue.h.

Referenced by TTreeReaderValue< Int_t >::Get(), GetProxy(), and IsValid().

EReadStatus ROOT::Internal::TTreeReaderValueBase::fReadStatus

protected

Definition at line 107 of file TTreeReaderValue.h.

Referenced by GetReadStatus(), and IsValid().

ESetupStatus ROOT::Internal::TTreeReaderValueBase::fSetupStatus

protected

Definition at line 106 of file TTreeReaderValue.h.

Referenced by GetSetupStatus(), and IsValid().

std::vector<Long64_t> ROOT::Internal::TTreeReaderValueBase::fStaticClassOffsets

protected

Definition at line 108 of file TTreeReaderValue.h.

Long64_t ROOT::Internal::TTreeReaderValueBase::fTreeLastOffset

protected

Definition at line 105 of file TTreeReaderValue.h.

TTreeReader* ROOT::Internal::TTreeReaderValueBase::fTreeReader

protected

Definition at line 101 of file TTreeReaderValue.h.

Referenced by MarkTreeReaderUnavailable(), and ~TTreeReaderValueBase().

Collaboration diagram for ROOT::Internal::TTreeReaderValueBase:

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

• tree/treeplayer/inc/TTreeReaderValue.h
• tree/treeplayer/src/TTreeReaderValue.cxx