Double_write::Buf_pages Struct Reference

For collecting pages to write. More...

Public Types
typedef std::tuple< buf_page_t *, const file::Block * >	Dblwr_tuple
using	Pages = std::vector< Dblwr_tuple, ut::allocator< Dblwr_tuple > >

Public Member Functions
	Buf_pages (uint32_t size)
	Constructor. More...
void	push_back (buf_page_t *bpage, const file::Block *e_block) noexcept
	Add a page to the collection. More...
void	clear () noexcept
	Clear the collection. More...
bool	empty () const noexcept
uint32_t	size () const noexcept
uint32_t	capacity () const noexcept

Public Attributes
Pages	m_pages {}
	Collection of pages. More...
uint32_t	m_size {}
	Number of live elements. More...

Detailed Description

For collecting pages to write.

Member Typedef Documentation

Dblwr_tuple

typedef std::tuple<buf_page_t *, const file::Block *> Double_write::Buf_pages::Dblwr_tuple

Pages

using Double_write::Buf_pages::Pages = std::vector<Dblwr_tuple, ut::allocator<Dblwr_tuple> >

Constructor & Destructor Documentation

Buf_pages()

Double_write::Buf_pages::Buf_pages ( uint32_t  size )

inlineexplicit

Constructor.

Parameters

[in]

size

Number of pages to reserve.

Member Function Documentation

capacity()

uint32_t Double_write::Buf_pages::capacity ( ) const

inlinenoexcept

Returns

the capacity of the collection.

clear()

void Double_write::Buf_pages::clear ( )

inlinenoexcept

Clear the collection.

empty()

bool Double_write::Buf_pages::empty ( ) const

inlinenoexcept

Returns

check if collection is empty.

push_back()

void Double_write::Buf_pages::push_back ( buf_page_t *  bpage, const file::Block *  e_block  )

inlinenoexcept

Add a page to the collection.

Parameters

[in]	bpage	Page to write.
[in]	e_block	encrypted block.

size()

uint32_t Double_write::Buf_pages::size ( ) const

inlinenoexcept

Returns

number of active elements.

Member Data Documentation

m_pages

Pages Double_write::Buf_pages::m_pages {}

Collection of pages.

m_size

uint32_t Double_write::Buf_pages::m_size {}

Number of live elements.

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

• storage/innobase/buf/buf0dblwr.cc