ib::fil::Scanned_tablespace_dir_and_files Class Reference

A directory and tablespace files discovered under it during startup. More...

#include <fil0tablespace_scan.h>

Classes
struct	Space_read_info
struct	Space_scan_info
	Structure to represent space information collected after directory scanning. More...

Public Types
using	Space_scan_infos = std::vector< Space_scan_info >
using	Space_id_to_scan_info = std::unordered_map< space_id_t, Space_scan_infos >

Public Member Functions
	Scanned_tablespace_dir_and_files (const std::string &dir)
	Default constructor. More...
size_t	add (Space_read_info space_info, const std::string &name)
	Add a space to filename mapping. More...
Space_scan_infos *	find_by_id (space_id_t space_id)
	Get the file names that map to a space ID. More...
bool	erase_path (space_id_t space_id)
	Remove the entry for the space ID. More...
void	clear ()
	Clear all the tablespace data. More...
const Fil_path &	root () const
const std::string &	path () const
void	get_space_ids (std::vector< space_id_t > &space_ids)
void	print_mapping ()

Private Attributes
Space_id_to_scan_info	m_id_to_scan_info
	Mapping from tablespace ID to data filenames. More...
Fil_path	m_dir
	Top level directory where the above files were found. More...

Detailed Description

A directory and tablespace files discovered under it during startup.

Member Typedef Documentation

Space_id_to_scan_info

using ib::fil::Scanned_tablespace_dir_and_files::Space_id_to_scan_info = std::unordered_map<space_id_t, Space_scan_infos>

Space_scan_infos

using ib::fil::Scanned_tablespace_dir_and_files::Space_scan_infos = std::vector<Space_scan_info>

Constructor & Destructor Documentation

Scanned_tablespace_dir_and_files()

ib::fil::Scanned_tablespace_dir_and_files::Scanned_tablespace_dir_and_files ( const std::string &  dir )

inlineexplicit

Default constructor.

Parameters

[in]

dir

Directory that the files are under

Member Function Documentation

add()

size_t ib::fil::Scanned_tablespace_dir_and_files::add	(	Space_read_info	space_info,
		const std::string &	name
	)

Add a space to filename mapping.

Parameters

[in]	space_info	Tablespace Info
[in]	name	File name.

Returns

number of files that map to the space ID

clear()

void ib::fil::Scanned_tablespace_dir_and_files::clear ( )

inline

Clear all the tablespace data.

erase_path()

bool ib::fil::Scanned_tablespace_dir_and_files::erase_path ( space_id_t  space_id )

inline

Remove the entry for the space ID.

Parameters

[in]

space_id

Tablespace ID mapping to remove

Returns

true if erase successful

find_by_id()

Space_scan_infos * ib::fil::Scanned_tablespace_dir_and_files::find_by_id ( space_id_t  space_id )

inline

Get the file names that map to a space ID.

Parameters

[in]

space_id

Tablespace ID

Returns

the filenames that map to space id

get_space_ids()

void ib::fil::Scanned_tablespace_dir_and_files::get_space_ids ( std::vector< space_id_t > &  space_ids )

inline

path()

const std::string & ib::fil::Scanned_tablespace_dir_and_files::path ( ) const

inline

Returns

the directory path specified by the user.

print_mapping()

void ib::fil::Scanned_tablespace_dir_and_files::print_mapping ( )

inline

root()

const Fil_path & ib::fil::Scanned_tablespace_dir_and_files::root ( ) const

inline

Returns

m_dir

Member Data Documentation

m_dir

Fil_path ib::fil::Scanned_tablespace_dir_and_files::m_dir

private

Top level directory where the above files were found.

m_id_to_scan_info

Space_id_to_scan_info ib::fil::Scanned_tablespace_dir_and_files::m_id_to_scan_info

private

Mapping from tablespace ID to data filenames.

Note: The file names in m_id_to_scan_info are relative to m_dir.

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

• storage/innobase/include/fil0tablespace_scan.h
• storage/innobase/fil/fil0tablespace_scan.cc