SpatialIndex::StorageManager::Buffer Class Reference

#include <Buffer.h>

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Classes
class	Entry

Public Member Functions
	Buffer (IStorageManager &sm, Tools::PropertySet &ps)
	~Buffer () override
void	flush () override
void	loadByteArray (const id_type page, uint32_t &len, uint8_t **data) override
void	storeByteArray (id_type &page, const uint32_t len, const uint8_t *const data) override
void	deleteByteArray (const id_type page) override
void	clear () override
uint64_t	getHits () override
Public Member Functions inherited from SpatialIndex::StorageManager::IBuffer
	~IBuffer () override=default
Public Member Functions inherited from SpatialIndex::IStorageManager
virtual	~IStorageManager ()=default

Protected Member Functions
virtual void	addEntry (id_type page, Entry *pEntry)=0
virtual void	removeEntry ()=0

Protected Attributes
uint32_t	m_capacity
bool	m_bWriteThrough
IStorageManager *	m_pStorageManager
std::map< id_type, Entry * >	m_buffer
uint64_t	m_u64Hits

Detailed Description

Definition at line 39 of file Buffer.h.

Constructor & Destructor Documentation

Buffer()

Buffer::Buffer	(	IStorageManager &	sm,
		Tools::PropertySet &	ps
	)

Definition at line 33 of file Buffer.cc.

References Tools::Variant::blVal, Tools::PropertySet::getProperty(), m_bWriteThrough, m_capacity, Tools::Variant::m_val, Tools::Variant::m_varType, Tools::Variant::ulVal, Tools::VT_BOOL, Tools::VT_EMPTY, and Tools::VT_ULONG.

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~Buffer()

Buffer::~Buffer ( )

override

Definition at line 54 of file Buffer.cc.

References flush().

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Member Function Documentation

addEntry()

virtual void SpatialIndex::StorageManager::Buffer::addEntry ( id_type  page, Entry *  pEntry  )

protectedpure virtual

Implemented in SpatialIndex::StorageManager::RandomEvictionsBuffer.

Referenced by loadByteArray(), and storeByteArray().

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clear()

void Buffer::clear ( )

overridevirtual

Implements SpatialIndex::StorageManager::IBuffer.

Definition at line 134 of file Buffer.cc.

References m_buffer, m_pStorageManager, m_u64Hits, and SpatialIndex::IStorageManager::storeByteArray().

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deleteByteArray()

void Buffer::deleteByteArray ( const id_type  page )

overridevirtual

Implements SpatialIndex::IStorageManager.

Definition at line 122 of file Buffer.cc.

References SpatialIndex::IStorageManager::deleteByteArray(), m_buffer, and m_pStorageManager.

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flush()

void Buffer::flush ( )

overridevirtual

Implements SpatialIndex::IStorageManager.

Definition at line 59 of file Buffer.cc.

References m_buffer, m_pStorageManager, and SpatialIndex::IStorageManager::storeByteArray().

Referenced by ~Buffer().

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getHits()

uint64_t Buffer::getHits ( )

overridevirtual

Implements SpatialIndex::StorageManager::IBuffer.

Definition at line 151 of file Buffer.cc.

References m_u64Hits.

loadByteArray()

void Buffer::loadByteArray ( const id_type  page, uint32_t &  len, uint8_t **  data  )

overridevirtual

Implements SpatialIndex::IStorageManager.

Definition at line 72 of file Buffer.cc.

References addEntry(), SpatialIndex::IStorageManager::loadByteArray(), m_buffer, m_pStorageManager, and m_u64Hits.

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removeEntry()

virtual void SpatialIndex::StorageManager::Buffer::removeEntry ( )

protectedpure virtual

Implemented in SpatialIndex::StorageManager::RandomEvictionsBuffer.

storeByteArray()

void Buffer::storeByteArray ( id_type &  page, const uint32_t  len, const uint8_t *const  data  )

overridevirtual

Implements SpatialIndex::IStorageManager.

Definition at line 90 of file Buffer.cc.

References addEntry(), SpatialIndex::StorageManager::Buffer::Entry::m_bDirty, m_buffer, m_bWriteThrough, m_pStorageManager, m_u64Hits, SpatialIndex::StorageManager::NewPage, and SpatialIndex::IStorageManager::storeByteArray().

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Member Data Documentation

m_buffer

std::map<id_type, Entry*> SpatialIndex::StorageManager::Buffer::m_buffer

protected

Definition at line 81 of file Buffer.h.

Referenced by SpatialIndex::StorageManager::RandomEvictionsBuffer::addEntry(), clear(), deleteByteArray(), flush(), loadByteArray(), SpatialIndex::StorageManager::RandomEvictionsBuffer::removeEntry(), and storeByteArray().

m_bWriteThrough

bool SpatialIndex::StorageManager::Buffer::m_bWriteThrough

protected

Definition at line 79 of file Buffer.h.

Referenced by Buffer(), and storeByteArray().

m_capacity

uint32_t SpatialIndex::StorageManager::Buffer::m_capacity

protected

Definition at line 78 of file Buffer.h.

Referenced by SpatialIndex::StorageManager::RandomEvictionsBuffer::addEntry(), and Buffer().

m_pStorageManager

IStorageManager* SpatialIndex::StorageManager::Buffer::m_pStorageManager

protected

Definition at line 80 of file Buffer.h.

Referenced by clear(), deleteByteArray(), flush(), loadByteArray(), SpatialIndex::StorageManager::RandomEvictionsBuffer::removeEntry(), and storeByteArray().

m_u64Hits

uint64_t SpatialIndex::StorageManager::Buffer::m_u64Hits

protected

Definition at line 82 of file Buffer.h.

Referenced by clear(), getHits(), loadByteArray(), and storeByteArray().

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

• Buffer.h
• Buffer.cc