Persisters Class Reference

Container of persisters used in the system. More...

#include <dict0mem.h>

Public Member Functions
	Persisters ()
	Constructor. More...
	~Persisters ()
	Destructor. More...
Persister *	get (persistent_type_t type) const
	Get the persister object with specified type. More...
Persister *	add (persistent_type_t type)
	Add a specified persister of type, we will allocate the Persister if there is no such persister exist, otherwise do nothing and return the existing one. More...
void	remove (persistent_type_t type)
	Remove a specified persister of type, we will free the Persister. More...
size_t	write (PersistentTableMetadata &metadata, byte *buffer)
	Serialize the metadata to a buffer. More...

Private Types
typedef std::map< persistent_type_t, Persister *, std::less< persistent_type_t >, ut::allocator< std::pair< const persistent_type_t, Persister * > > >	persisters_t

Private Attributes
persisters_t	m_persisters
	A map to store all persisters needed. More...

Detailed Description

Container of persisters used in the system.

Currently we don't need to protect this object since we only initialize it at very beginning and destroy it in the end. During the server running, we only get the persisters

Member Typedef Documentation

persisters_t

typedef std::map< persistent_type_t, Persister *, std::less<persistent_type_t>, ut::allocator<std::pair<const persistent_type_t, Persister *> > > Persisters::persisters_t

private

Constructor & Destructor Documentation

Persisters()

Persisters::Persisters ( )

inline

Constructor.

~Persisters()

Persisters::~Persisters

(

)

Destructor.

Member Function Documentation

add()

Persister * Persisters::add

(

persistent_type_t

type

)

Add a specified persister of type, we will allocate the Persister if there is no such persister exist, otherwise do nothing and return the existing one.

Parameters

[in]

type

persister type

Returns

the persister of type

get()

Persister * Persisters::get

(

persistent_type_t

type

)

const

Get the persister object with specified type.

Parameters

[in]

type

persister type

Returns

Persister object required or NULL if not found

remove()

void Persisters::remove

(

persistent_type_t

type

)

Remove a specified persister of type, we will free the Persister.

Parameters

[in]

type

persister type

write()

size_t Persisters::write	(	PersistentTableMetadata &	metadata,
		byte *	buffer
	)

Serialize the metadata to a buffer.

Parameters

[in]	metadata	metadata to serialize
[out]	buffer	buffer to store the serialized metadata

Returns

the length of serialized metadata

Member Data Documentation

m_persisters

persisters_t Persisters::m_persisters

private

A map to store all persisters needed.

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

• storage/innobase/include/dict0mem.h
• storage/innobase/dict/dict0dict.cc