RAII class that provides access to a Berkeley database. More...

#include <db.h>

Inheritance diagram for CDB:

Public Member Functions
void	Flush ()

void	Close ()

bool	TxnBegin ()

bool	TxnCommit ()

bool	TxnAbort ()

bool	ReadVersion (int &nVersion)

bool	WriteVersion (int nVersion)

Static Public Member Functions
static bool	Rewrite (const std::string &strFile, const char *pszSkip=NULL)

Protected Member Functions
	CDB (const char pszFile, const char pszMode="r+")

	~CDB ()

template<typename K , typename T >
bool	Read (const K &key, T &value)

template<typename K , typename T >
bool	Write (const K &key, const T &value, bool fOverwrite=true)

template<typename K >
bool	Erase (const K &key)

template<typename K >
bool	Exists (const K &key)

Dbc *	GetCursor ()

int	ReadAtCursor (Dbc *pcursor, CDataStream &ssKey, CDataStream &ssValue, unsigned int fFlags=DB_NEXT)

Protected Attributes
Db *	pdb

std::string	strFile

DbTxn *	activeTxn

bool	fReadOnly

Private Member Functions
	CDB (const CDB &)

void	operator= (const CDB &)

Detailed Description

RAII class that provides access to a Berkeley database.

Definition at line 91 of file db.h.

Constructor & Destructor Documentation

CDB::CDB	(	const char *	pszFile,
		const char *	pszMode = `"r+"`
	)

explicitprotected

Definition at line 218 of file db.cpp.

CDB::~CDB ( )

inlineprotected

Definition at line 100 of file db.h.

CDB::CDB ( const CDB & )

private

Member Function Documentation

void CDB::Close ( )

Definition at line 294 of file db.cpp.

template<typename K >

bool CDB::Erase ( const K & key )

inlineprotected

Definition at line 174 of file db.h.

template<typename K >

bool CDB::Exists ( const K & key )

inlineprotected

Definition at line 196 of file db.h.

void CDB::Flush ( )

Definition at line 281 of file db.cpp.

Dbc* CDB::GetCursor ( )

inlineprotected

Definition at line 215 of file db.h.

void CDB::operator= ( const CDB & )

private

template<typename K , typename T >

bool CDB::Read	(	const K &	key,
		T &	value
	)

inlineprotected

Definition at line 110 of file db.h.

int CDB::ReadAtCursor	(	Dbc *	pcursor,
		CDataStream &	ssKey,
		CDataStream &	ssValue,
		unsigned int	fFlags = `DB_NEXT`
	)

inlineprotected

Definition at line 226 of file db.h.

bool CDB::ReadVersion ( int & nVersion )

inline

Definition at line 295 of file db.h.

bool CDB::Rewrite	(	const std::string &	strFile,
		const char *	pszSkip = `NULL`
	)

static

Definition at line 335 of file db.cpp.

bool CDB::TxnAbort ( )

inline

Definition at line 286 of file db.h.

bool CDB::TxnBegin ( )

inline

Definition at line 266 of file db.h.

bool CDB::TxnCommit ( )

inline

Definition at line 277 of file db.h.

template<typename K , typename T >

bool CDB::Write	(	const K &	key,
		const T &	value,
		bool	fOverwrite = `true`
	)

inlineprotected

Definition at line 145 of file db.h.

bool CDB::WriteVersion ( int nVersion )

inline

Definition at line 301 of file db.h.

Member Data Documentation

DbTxn* CDB::activeTxn

protected

Definition at line 96 of file db.h.

bool CDB::fReadOnly

protected

Definition at line 97 of file db.h.

Db* CDB::pdb

protected

Definition at line 94 of file db.h.

std::string CDB::strFile

protected

Definition at line 95 of file db.h.

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

src/db.h
src/db.cpp

Public Member Functions

Static Public Member Functions

Protected Member Functions

Protected Attributes

Private Member Functions

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation