CDBTransactionIterator< CDBTransaction > Class Template Reference

#include <dbwrapper.h>

Collaboration diagram for CDBTransactionIterator< CDBTransaction >:

Public Member Functions
	CDBTransactionIterator (CDBTransaction &_transaction, int _nVersion)
void	SeekToFirst ()
template<typename K >
void	Seek (const K &key)
void	Seek (const CDataStream &ssKey)
bool	Valid ()
void	Next ()
template<typename K >
bool	GetKey (K &key)
CDataStream	GetKey ()
template<typename V >
bool	GetValue (V &value)

Private Types
typedef std::remove_pointer< decltype(transaction.parent.NewIterator())>::type	ParentIterator

Private Member Functions
void	SkipDeletedAndOverwritten ()
void	DecideCur ()

Private Attributes
CDBTransaction &	transaction
CDBTransaction::WritesMap::iterator	transactionIt
std::unique_ptr< ParentIterator >	parentIt
CDataStream	parentKey
int	nVersion
bool	curIsParent {false}

Detailed Description

template<typename CDBTransaction>
class CDBTransactionIterator< CDBTransaction >

Definition at line 388 of file dbwrapper.h.

Member Typedef Documentation

ParentIterator

template<typename CDBTransaction >

typedef std::remove_pointer<decltype(transaction.parent.NewIterator())>::type CDBTransactionIterator< CDBTransaction >::ParentIterator

private

Definition at line 393 of file dbwrapper.h.

Constructor & Destructor Documentation

CDBTransactionIterator()

template<typename CDBTransaction >

CDBTransactionIterator< CDBTransaction >::CDBTransactionIterator ( CDBTransaction &  _transaction, int  _nVersion  )

inline

Definition at line 406 of file dbwrapper.h.

Member Function Documentation

DecideCur()

template<typename CDBTransaction >

void CDBTransactionIterator< CDBTransaction >::DecideCur ( )

inlineprivate

Definition at line 515 of file dbwrapper.h.

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GetKey() [1/2]

template<typename CDBTransaction >

CDataStream CDBTransactionIterator< CDBTransaction >::GetKey ( )

inline

Definition at line 478 of file dbwrapper.h.

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GetKey() [2/2]

template<typename CDBTransaction >

template<typename K >

bool CDBTransactionIterator< CDBTransaction >::GetKey ( K &  key )

inline

Todo:

try to avoid this copy (we need a stream that allows reading from external buffers)

Definition at line 458 of file dbwrapper.h.

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GetValue()

template<typename CDBTransaction >

template<typename V >

bool CDBTransactionIterator< CDBTransaction >::GetValue ( V &  value )

inline

Definition at line 491 of file dbwrapper.h.

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Next()

template<typename CDBTransaction >

void CDBTransactionIterator< CDBTransaction >::Next ( )

inline

Definition at line 441 of file dbwrapper.h.

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Seek() [1/2]

template<typename CDBTransaction >

void CDBTransactionIterator< CDBTransaction >::Seek ( const CDataStream &  ssKey )

inline

Definition at line 428 of file dbwrapper.h.

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Seek() [2/2]

template<typename CDBTransaction >

template<typename K >

void CDBTransactionIterator< CDBTransaction >::Seek ( const K &  key )

inline

Definition at line 423 of file dbwrapper.h.

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SeekToFirst()

template<typename CDBTransaction >

void CDBTransactionIterator< CDBTransaction >::SeekToFirst ( )

inline

Definition at line 414 of file dbwrapper.h.

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SkipDeletedAndOverwritten()

template<typename CDBTransaction >

void CDBTransactionIterator< CDBTransaction >::SkipDeletedAndOverwritten ( )

inlineprivate

Definition at line 504 of file dbwrapper.h.

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Valid()

template<typename CDBTransaction >

bool CDBTransactionIterator< CDBTransaction >::Valid ( )

inline

Definition at line 436 of file dbwrapper.h.

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Member Data Documentation

curIsParent

template<typename CDBTransaction >

bool CDBTransactionIterator< CDBTransaction >::curIsParent {false}

private

Definition at line 403 of file dbwrapper.h.

nVersion

template<typename CDBTransaction >

int CDBTransactionIterator< CDBTransaction >::nVersion

private

Definition at line 402 of file dbwrapper.h.

parentIt

template<typename CDBTransaction >

std::unique_ptr<ParentIterator> CDBTransactionIterator< CDBTransaction >::parentIt

private

Definition at line 400 of file dbwrapper.h.

parentKey

template<typename CDBTransaction >

CDataStream CDBTransactionIterator< CDBTransaction >::parentKey

private

Definition at line 401 of file dbwrapper.h.

transaction

template<typename CDBTransaction >

CDBTransaction& CDBTransactionIterator< CDBTransaction >::transaction

private

Definition at line 391 of file dbwrapper.h.

transactionIt

template<typename CDBTransaction >

CDBTransaction::WritesMap::iterator CDBTransactionIterator< CDBTransaction >::transactionIt

private

Definition at line 399 of file dbwrapper.h.

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

• src/dbwrapper.h