ROOT::Experimental::Detail::RPageSinkBuf::RColumnBuf Class Reference

A buffered column.

The column is not responsible for RPage memory management (i.e. ReservePage/ReleasePage), which is handled by the enclosing RPageSinkBuf.

Definition at line 42 of file RPageSinkBuf.hxx.

Classes
struct	RPageZipItem

Public Types
using	iterator = std::deque< RPageZipItem >::iterator

Public Member Functions
	RColumnBuf ()=default
	RColumnBuf (const RColumnBuf &)=delete
	RColumnBuf (RColumnBuf &&)=default
	~RColumnBuf ()=default
iterator	BufferPage (RPageStorage::ColumnHandle_t columnHandle, const RPage &page)
	Returns an iterator to the newly buffered page.
std::deque< RPageZipItem >	DrainBufferedPages ()
const RPageStorage::ColumnHandle_t &	GetHandle () const
RColumnBuf &	operator= (const RColumnBuf &)=delete
RColumnBuf &	operator= (RColumnBuf &&)=default

Private Attributes
std::deque< RPageZipItem >	fBufferedPages
RPageStorage::ColumnHandle_t	fCol

Member Typedef Documentation

iterator

using ROOT::Experimental::Detail::RPageSinkBuf::RColumnBuf::iterator = std::deque<RPageZipItem>::iterator

Definition at line 66 of file RPageSinkBuf.hxx.

Constructor & Destructor Documentation

RColumnBuf() [1/3]

ROOT::Experimental::Detail::RPageSinkBuf::RColumnBuf::RColumnBuf ( )

default

RColumnBuf() [2/3]

ROOT::Experimental::Detail::RPageSinkBuf::RColumnBuf::RColumnBuf ( const RColumnBuf &  )

delete

RColumnBuf() [3/3]

ROOT::Experimental::Detail::RPageSinkBuf::RColumnBuf::RColumnBuf ( RColumnBuf &&  )

default

~RColumnBuf()

ROOT::Experimental::Detail::RPageSinkBuf::RColumnBuf::~RColumnBuf ( )

default

Member Function Documentation

BufferPage()

iterator ROOT::Experimental::Detail::RPageSinkBuf::RColumnBuf::BufferPage ( RPageStorage::ColumnHandle_t  columnHandle, const RPage &  page  )

inline

Returns an iterator to the newly buffered page.

The iterator remains valid until the return value of DrainBufferedPages() is destroyed.

Definition at line 69 of file RPageSinkBuf.hxx.

DrainBufferedPages()

std::deque< RPageZipItem > ROOT::Experimental::Detail::RPageSinkBuf::RColumnBuf::DrainBufferedPages ( )

inline

Definition at line 83 of file RPageSinkBuf.hxx.

GetHandle()

const RPageStorage::ColumnHandle_t & ROOT::Experimental::Detail::RPageSinkBuf::RColumnBuf::GetHandle ( ) const

inline

Definition at line 80 of file RPageSinkBuf.hxx.

operator=() [1/2]

RColumnBuf & ROOT::Experimental::Detail::RPageSinkBuf::RColumnBuf::operator= ( const RColumnBuf &  )

delete

operator=() [2/2]

RColumnBuf & ROOT::Experimental::Detail::RPageSinkBuf::RColumnBuf::operator= ( RColumnBuf &&  )

default

Member Data Documentation

fBufferedPages

std::deque<RPageZipItem> ROOT::Experimental::Detail::RPageSinkBuf::RColumnBuf::fBufferedPages

private

Definition at line 92 of file RPageSinkBuf.hxx.

fCol

RPageStorage::ColumnHandle_t ROOT::Experimental::Detail::RPageSinkBuf::RColumnBuf::fCol

private

Definition at line 89 of file RPageSinkBuf.hxx.

Libraries for ROOT::Experimental::Detail::RPageSinkBuf::RColumnBuf:

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

• tree/ntuple/v7/inc/ROOT/RPageSinkBuf.hxx