Definition at line 44 of file RColumn.hxx.

Public Member Functions
	RColumn (const RColumn &)=delete

	RColumn (const RColumnModel &model)

	~RColumn ()=default

void	Append (const RColumnElementBase &element)

void	AppendV (const RColumnElementBase &elemArray, std::size_t count)

void	Connect (RPageStorage *pageStorage)

void	Flush ()

void	GetCollectionInfo (const NTupleSize_t index, NTupleSize_t collectionStart, ClusterSize_t collectionSize)
	For offset columns only, do index arithmetic from cluster-local to global indizes. More...

ColumnId_t	GetColumnIdSource () const

RPageStorage::ColumnHandle_t	GetHandleSource () const

const RColumnModel &	GetModel () const

NTupleSize_t	GetNElements ()

RColumn *	GetOffsetColumn () const

RPageSource *	GetPageSource () const

template<typename CppT , EColumnType ColumnT>
CppT *	Map (const NTupleSize_t index, RColumnElementBase *element)
	Map may fall back to Read() and therefore requires a valid element. More...

void	MapPage (const NTupleSize_t index)

template<typename CppT , EColumnType ColumnT>
void *	MapV (const NTupleSize_t index, const NTupleSize_t count)
	MapV may fail if there are less than count consecutive elements or if the type pair is not mappable. More...

RColumn &	operator= (const RColumn &)=delete

void	Read (const NTupleSize_t index, RColumnElementBase *element)

void	ReadV (const NTupleSize_t index, const NTupleSize_t count, RColumnElementBase *elemArray)

void	SetOffsetColumn (RColumn *offsetColumn)

Private Attributes
ColumnId_t	fColumnIdSource
	The column id is used to find matching pages with content when reading. More...

RPage	fCurrentPage
	The currently mapped page for reading. More...

RPageStorage::ColumnHandle_t	fHandleSink

RPageStorage::ColumnHandle_t	fHandleSource

RPage	fHeadPage
	Open page into which new elements are being written. More...

RColumnModel	fModel

NTupleSize_t	fNElements
	The number of elements written resp. available in the column. More...

RColumn *	fOffsetColumn
	Optional link to a parent offset column that points into this column. More...

RPageSink *	fPageSink

RPageSource *	fPageSource

#include <ROOT/RColumn.hxx>

Constructor & Destructor Documentation

◆ RColumn() [1/2]

ROOT::Experimental::Detail::RColumn::RColumn ( const RColumnModel & model )

explicit

Definition at line 24 of file RColumn.cxx.

◆ RColumn() [2/2]

ROOT::Experimental::Detail::RColumn::RColumn ( const RColumn & )

delete

◆ ~RColumn()

ROOT::Experimental::Detail::RColumn::~RColumn ( )

default

Member Function Documentation

◆ Append()

void ROOT::Experimental::Detail::RColumn::Append ( const RColumnElementBase & element )

inline

Definition at line 70 of file RColumn.hxx.

◆ AppendV()

void ROOT::Experimental::Detail::RColumn::AppendV	(	const RColumnElementBase &	elemArray,
		std::size_t	count
	)

inline

Definition at line 81 of file RColumn.hxx.

◆ Connect()

void ROOT::Experimental::Detail::RColumn::Connect ( RPageStorage * pageStorage )

Definition at line 32 of file RColumn.cxx.

◆ Flush()

void ROOT::Experimental::Detail::RColumn::Flush ( )

Definition at line 51 of file RColumn.cxx.

◆ GetCollectionInfo()

void ROOT::Experimental::Detail::RColumn::GetCollectionInfo	(	const NTupleSize_t	index,
		NTupleSize_t *	collectionStart,
		ClusterSize_t *	collectionSize
	)

inline

For offset columns only, do index arithmetic from cluster-local to global indizes.

Definition at line 148 of file RColumn.hxx.

◆ GetColumnIdSource()

ColumnId_t ROOT::Experimental::Detail::RColumn::GetColumnIdSource ( ) const

inline

Definition at line 167 of file RColumn.hxx.

◆ GetHandleSource()

RPageStorage::ColumnHandle_t ROOT::Experimental::Detail::RColumn::GetHandleSource ( ) const

inline

Definition at line 169 of file RColumn.hxx.

◆ GetModel()

const RColumnModel & ROOT::Experimental::Detail::RColumn::GetModel ( ) const

inline

Definition at line 166 of file RColumn.hxx.

◆ GetNElements()

NTupleSize_t ROOT::Experimental::Detail::RColumn::GetNElements ( )

inline

Definition at line 165 of file RColumn.hxx.

◆ GetOffsetColumn()

RColumn * ROOT::Experimental::Detail::RColumn::GetOffsetColumn ( ) const

inline

Definition at line 171 of file RColumn.hxx.

◆ GetPageSource()

RPageSource * ROOT::Experimental::Detail::RColumn::GetPageSource ( ) const

inline

Definition at line 168 of file RColumn.hxx.

◆ Map()

template<typename CppT , EColumnType ColumnT>

CppT * ROOT::Experimental::Detail::RColumn::Map	(	const NTupleSize_t	index,
		RColumnElementBase *	element
	)

inline

Map may fall back to Read() and therefore requires a valid element.

Definition at line 121 of file RColumn.hxx.

◆ MapPage()

void ROOT::Experimental::Detail::RColumn::MapPage ( const NTupleSize_t index )

Definition at line 59 of file RColumn.cxx.

◆ MapV()

template<typename CppT , EColumnType ColumnT>

void * ROOT::Experimental::Detail::RColumn::MapV	(	const NTupleSize_t	index,
		const NTupleSize_t	count
	)

inline

MapV may fail if there are less than count consecutive elements or if the type pair is not mappable.

Definition at line 137 of file RColumn.hxx.

◆ operator=()

RColumn & ROOT::Experimental::Detail::RColumn::operator= ( const RColumn & )

delete

◆ Read()

void ROOT::Experimental::Detail::RColumn::Read	(	const NTupleSize_t	index,
		RColumnElementBase *	element
	)

inline

Definition at line 93 of file RColumn.hxx.

◆ ReadV()

void ROOT::Experimental::Detail::RColumn::ReadV	(	const NTupleSize_t	index,
		const NTupleSize_t	count,
		RColumnElementBase *	elemArray
	)

inline

Definition at line 102 of file RColumn.hxx.

◆ SetOffsetColumn()

void ROOT::Experimental::Detail::RColumn::SetOffsetColumn ( RColumn * offsetColumn )

inline

Definition at line 170 of file RColumn.hxx.

Member Data Documentation

◆ fColumnIdSource

ColumnId_t ROOT::Experimental::Detail::RColumn::fColumnIdSource

private

The column id is used to find matching pages with content when reading.

Definition at line 58 of file RColumn.hxx.

◆ fCurrentPage

RPage ROOT::Experimental::Detail::RColumn::fCurrentPage

private

The currently mapped page for reading.

Definition at line 56 of file RColumn.hxx.

◆ fHandleSink

RPageStorage::ColumnHandle_t ROOT::Experimental::Detail::RColumn::fHandleSink

private

Definition at line 49 of file RColumn.hxx.

◆ fHandleSource

RPageStorage::ColumnHandle_t ROOT::Experimental::Detail::RColumn::fHandleSource

private

Definition at line 50 of file RColumn.hxx.

◆ fHeadPage

RPage ROOT::Experimental::Detail::RColumn::fHeadPage

private

Open page into which new elements are being written.

Definition at line 52 of file RColumn.hxx.

◆ fModel

RColumnModel ROOT::Experimental::Detail::RColumn::fModel

private

Definition at line 46 of file RColumn.hxx.

◆ fNElements

NTupleSize_t ROOT::Experimental::Detail::RColumn::fNElements

private

The number of elements written resp. available in the column.

Definition at line 54 of file RColumn.hxx.

◆ fOffsetColumn

RColumn* ROOT::Experimental::Detail::RColumn::fOffsetColumn

private

Optional link to a parent offset column that points into this column.

Definition at line 60 of file RColumn.hxx.

◆ fPageSink

RPageSink* ROOT::Experimental::Detail::RColumn::fPageSink

private

Definition at line 47 of file RColumn.hxx.

◆ fPageSource

RPageSource* ROOT::Experimental::Detail::RColumn::fPageSource

private

Definition at line 48 of file RColumn.hxx.

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

tree/ntuple/v7/inc/ROOT/RColumn.hxx
tree/ntuple/v7/src/RColumn.cxx

Public Member Functions

Private Attributes

Constructor & Destructor Documentation

◆ RColumn() [1/2]

◆ RColumn() [2/2]

◆ ~RColumn()

Member Function Documentation

◆ Append()

◆ AppendV()

◆ Connect()

◆ Flush()

◆ GetCollectionInfo()

◆ GetColumnIdSource()

◆ GetHandleSource()

◆ GetModel()

◆ GetNElements()

◆ GetOffsetColumn()

◆ GetPageSource()

◆ Map()

◆ MapPage()

◆ MapV()

◆ operator=()

◆ Read()

◆ ReadV()

◆ SetOffsetColumn()

Member Data Documentation

◆ fColumnIdSource

◆ fCurrentPage

◆ fHandleSink

◆ fHandleSource

◆ fHeadPage

◆ fModel

◆ fNElements

◆ fOffsetColumn

◆ fPageSink

◆ fPageSource