CDBTransactionIterator< CDBTransaction > Class Template Reference

#include <dbwrapper.h>

Collaboration diagram for CDBTransactionIterator< CDBTransaction >:

Public Member Functions
	CDBTransactionIterator (CDBTransaction &_transaction)
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 ()
unsigned int	GetKeySize ()
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
bool	curIsParent {false}

Detailed Description

template<typename CDBTransaction>
class CDBTransactionIterator< CDBTransaction >

Definition at line 401 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 406 of file dbwrapper.h.

Constructor & Destructor Documentation

CDBTransactionIterator()

template<typename CDBTransaction>

CDBTransactionIterator< CDBTransaction >::CDBTransactionIterator ( CDBTransaction &  _transaction )

inlineexplicit

Definition at line 418 of file dbwrapper.h.

References CDBTransaction< Parent, CommitTarget >::parent, CDBTransactionIterator< CDBTransaction >::parentIt, CDBTransactionIterator< CDBTransaction >::transaction, CDBTransactionIterator< CDBTransaction >::transactionIt, and CDBTransaction< Parent, CommitTarget >::writes.

Member Function Documentation

DecideCur()

template<typename CDBTransaction>

void CDBTransactionIterator< CDBTransaction >::DecideCur ( )

inlineprivate

Definition at line 536 of file dbwrapper.h.

References CDBTransactionIterator< CDBTransaction >::curIsParent, CDBTransaction< Parent, CommitTarget >::DataStreamCmp::less(), CDBTransactionIterator< CDBTransaction >::parentIt, CDBTransactionIterator< CDBTransaction >::parentKey, CDBTransactionIterator< CDBTransaction >::transaction, CDBTransactionIterator< CDBTransaction >::transactionIt, and CDBTransaction< Parent, CommitTarget >::writes.

Referenced by CDBTransactionIterator< CDBTransaction >::Next(), CDBTransactionIterator< CDBTransaction >::Seek(), and CDBTransactionIterator< CDBTransaction >::SeekToFirst().

GetKey() [1/2]

template<typename CDBTransaction>

template<typename K >

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

inline

Definition at line 465 of file dbwrapper.h.

References CDBTransactionIterator< CDBTransaction >::curIsParent, CDBTransactionIterator< CDBTransaction >::parentKey, CDBTransactionIterator< CDBTransaction >::transactionIt, and CDBTransactionIterator< CDBTransaction >::Valid().

GetKey() [2/2]

template<typename CDBTransaction>

CDataStream CDBTransactionIterator< CDBTransaction >::GetKey ( )

inline

Definition at line 491 of file dbwrapper.h.

References CLIENT_VERSION, CDBTransactionIterator< CDBTransaction >::curIsParent, CDBTransactionIterator< CDBTransaction >::parentKey, SER_DISK, CDBTransactionIterator< CDBTransaction >::transactionIt, and CDBTransactionIterator< CDBTransaction >::Valid().

GetKeySize()

template<typename CDBTransaction>

unsigned int CDBTransactionIterator< CDBTransaction >::GetKeySize ( )

inline

Definition at line 502 of file dbwrapper.h.

References CDBTransactionIterator< CDBTransaction >::curIsParent, CDBTransactionIterator< CDBTransaction >::parentIt, CDBTransactionIterator< CDBTransaction >::transactionIt, and CDBTransactionIterator< CDBTransaction >::Valid().

GetValue()

template<typename CDBTransaction>

template<typename V >

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

inline

Definition at line 514 of file dbwrapper.h.

References CDBTransactionIterator< CDBTransaction >::curIsParent, CDBTransactionIterator< CDBTransaction >::parentKey, CDBTransaction< Parent, CommitTarget >::Read(), CDBTransactionIterator< CDBTransaction >::transaction, CDBTransactionIterator< CDBTransaction >::transactionIt, and CDBTransactionIterator< CDBTransaction >::Valid().

Next()

template<typename CDBTransaction>

void CDBTransactionIterator< CDBTransaction >::Next ( )

inline

Definition at line 449 of file dbwrapper.h.

References CDBTransactionIterator< CDBTransaction >::curIsParent, CDBTransactionIterator< CDBTransaction >::DecideCur(), CDBTransactionIterator< CDBTransaction >::parentIt, CDBTransactionIterator< CDBTransaction >::SkipDeletedAndOverwritten(), CDBTransactionIterator< CDBTransaction >::transaction, CDBTransactionIterator< CDBTransaction >::transactionIt, and CDBTransaction< Parent, CommitTarget >::writes.

Seek() [1/2]

template<typename CDBTransaction>

template<typename K >

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

inline

Definition at line 434 of file dbwrapper.h.

References CDBTransaction< Parent, CommitTarget >::KeyToDataStream().

Seek() [2/2]

template<typename CDBTransaction>

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

inline

Definition at line 438 of file dbwrapper.h.

References CDBTransactionIterator< CDBTransaction >::DecideCur(), CDBTransactionIterator< CDBTransaction >::parentIt, CDBTransactionIterator< CDBTransaction >::SkipDeletedAndOverwritten(), CDBTransactionIterator< CDBTransaction >::transaction, CDBTransactionIterator< CDBTransaction >::transactionIt, and CDBTransaction< Parent, CommitTarget >::writes.

SeekToFirst()

template<typename CDBTransaction>

void CDBTransactionIterator< CDBTransaction >::SeekToFirst ( )

inline

Definition at line 426 of file dbwrapper.h.

References CDBTransactionIterator< CDBTransaction >::DecideCur(), CDBTransactionIterator< CDBTransaction >::parentIt, CDBTransactionIterator< CDBTransaction >::SkipDeletedAndOverwritten(), CDBTransactionIterator< CDBTransaction >::transaction, CDBTransactionIterator< CDBTransaction >::transactionIt, and CDBTransaction< Parent, CommitTarget >::writes.

SkipDeletedAndOverwritten()

template<typename CDBTransaction>

void CDBTransactionIterator< CDBTransaction >::SkipDeletedAndOverwritten ( )

inlineprivate

Definition at line 526 of file dbwrapper.h.

References CDBTransaction< Parent, CommitTarget >::deletes, CDBTransactionIterator< CDBTransaction >::parentIt, CDBTransactionIterator< CDBTransaction >::parentKey, CDBTransactionIterator< CDBTransaction >::transaction, and CDBTransaction< Parent, CommitTarget >::writes.

Referenced by CDBTransactionIterator< CDBTransaction >::Next(), CDBTransactionIterator< CDBTransaction >::Seek(), and CDBTransactionIterator< CDBTransaction >::SeekToFirst().

Valid()

template<typename CDBTransaction>

bool CDBTransactionIterator< CDBTransaction >::Valid ( )

inline

Definition at line 445 of file dbwrapper.h.

References CDBTransactionIterator< CDBTransaction >::parentIt, CDBTransactionIterator< CDBTransaction >::transaction, CDBTransactionIterator< CDBTransaction >::transactionIt, and CDBTransaction< Parent, CommitTarget >::writes.

Referenced by CDBTransactionIterator< CDBTransaction >::GetKey(), CDBTransactionIterator< CDBTransaction >::GetKeySize(), and CDBTransactionIterator< CDBTransaction >::GetValue().

Member Data Documentation

curIsParent

template<typename CDBTransaction>

bool CDBTransactionIterator< CDBTransaction >::curIsParent {false}

private

Definition at line 415 of file dbwrapper.h.

Referenced by CDBTransactionIterator< CDBTransaction >::DecideCur(), CDBTransactionIterator< CDBTransaction >::GetKey(), CDBTransactionIterator< CDBTransaction >::GetKeySize(), CDBTransactionIterator< CDBTransaction >::GetValue(), and CDBTransactionIterator< CDBTransaction >::Next().

parentIt

template<typename CDBTransaction>

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

private

Definition at line 413 of file dbwrapper.h.

Referenced by CDBTransactionIterator< CDBTransaction >::CDBTransactionIterator(), CDBTransactionIterator< CDBTransaction >::DecideCur(), CDBTransactionIterator< CDBTransaction >::GetKeySize(), CDBTransactionIterator< CDBTransaction >::Next(), CDBTransactionIterator< CDBTransaction >::Seek(), CDBTransactionIterator< CDBTransaction >::SeekToFirst(), CDBTransactionIterator< CDBTransaction >::SkipDeletedAndOverwritten(), and CDBTransactionIterator< CDBTransaction >::Valid().

parentKey

template<typename CDBTransaction>

CDataStream CDBTransactionIterator< CDBTransaction >::parentKey

private

Definition at line 414 of file dbwrapper.h.

Referenced by CDBTransactionIterator< CDBTransaction >::DecideCur(), CDBTransactionIterator< CDBTransaction >::GetKey(), CDBTransactionIterator< CDBTransaction >::GetValue(), and CDBTransactionIterator< CDBTransaction >::SkipDeletedAndOverwritten().

transaction

template<typename CDBTransaction>

CDBTransaction& CDBTransactionIterator< CDBTransaction >::transaction

private

Definition at line 404 of file dbwrapper.h.

Referenced by CDBTransactionIterator< CDBTransaction >::CDBTransactionIterator(), CDBTransactionIterator< CDBTransaction >::DecideCur(), CDBTransactionIterator< CDBTransaction >::GetValue(), CDBTransactionIterator< CDBTransaction >::Next(), CDBTransactionIterator< CDBTransaction >::Seek(), CDBTransactionIterator< CDBTransaction >::SeekToFirst(), CDBTransactionIterator< CDBTransaction >::SkipDeletedAndOverwritten(), and CDBTransactionIterator< CDBTransaction >::Valid().

transactionIt

template<typename CDBTransaction>

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

private

Definition at line 412 of file dbwrapper.h.

Referenced by CDBTransactionIterator< CDBTransaction >::CDBTransactionIterator(), CDBTransactionIterator< CDBTransaction >::DecideCur(), CDBTransactionIterator< CDBTransaction >::GetKey(), CDBTransactionIterator< CDBTransaction >::GetKeySize(), CDBTransactionIterator< CDBTransaction >::GetValue(), CDBTransactionIterator< CDBTransaction >::Next(), CDBTransactionIterator< CDBTransaction >::Seek(), CDBTransactionIterator< CDBTransaction >::SeekToFirst(), and CDBTransactionIterator< CDBTransaction >::Valid().

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

• src/dbwrapper.h