BerkeleyBatch Class Reference

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

#include <bdb.h>

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Classes
class	SafeDbt
	RAII class that automatically cleanses its data on destruction. More...

Public Member Functions
	BerkeleyBatch (BerkeleyDatabase &database, const bool fReadOnly, bool fFlushOnCloseIn=true)
	~BerkeleyBatch () override
	BerkeleyBatch (const BerkeleyBatch &)=delete
BerkeleyBatch &	operator= (const BerkeleyBatch &)=delete
void	Flush () override
void	Close () override
bool	StartCursor () override
bool	ReadAtCursor (CDataStream &ssKey, CDataStream &ssValue, bool &complete) override
void	CloseCursor () override
bool	TxnBegin () override
bool	TxnCommit () override
bool	TxnAbort () override
Public Member Functions inherited from DatabaseBatch
	DatabaseBatch ()
virtual	~DatabaseBatch ()
	DatabaseBatch (const DatabaseBatch &)=delete
DatabaseBatch &	operator= (const DatabaseBatch &)=delete
virtual void	Flush ()=0
virtual void	Close ()=0
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)
virtual bool	StartCursor ()=0
virtual bool	ReadAtCursor (CDataStream &ssKey, CDataStream &ssValue, bool &complete)=0
virtual void	CloseCursor ()=0
virtual bool	TxnBegin ()=0
virtual bool	TxnCommit ()=0
virtual bool	TxnAbort ()=0

Protected Attributes
Db *	pdb
std::string	strFile
DbTxn *	activeTxn
Dbc *	m_cursor
bool	fReadOnly
bool	fFlushOnClose
BerkeleyEnvironment *	env
BerkeleyDatabase &	m_database

Private Member Functions
bool	ReadKey (CDataStream &&key, CDataStream &value) override
bool	WriteKey (CDataStream &&key, CDataStream &&value, bool overwrite=true) override
bool	EraseKey (CDataStream &&key) override
bool	HasKey (CDataStream &&key) override

Detailed Description

RAII class that provides access to a Berkeley database.

Definition at line 187 of file bdb.h.

Constructor & Destructor Documentation

BerkeleyBatch() [1/2]

BerkeleyBatch::BerkeleyBatch ( BerkeleyDatabase &  database, const bool  fReadOnly, bool  fFlushOnCloseIn = true  )

explicit

Definition at line 333 of file bdb.cpp.

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~BerkeleyBatch()

BerkeleyBatch::~BerkeleyBatch ( )

override

Definition at line 431 of file bdb.cpp.

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BerkeleyBatch() [2/2]

BerkeleyBatch::BerkeleyBatch ( const BerkeleyBatch &  )

delete

Member Function Documentation

Close()

void BerkeleyBatch::Close ( )

overridevirtual

Implements DatabaseBatch.

Definition at line 436 of file bdb.cpp.

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CloseCursor()

void BerkeleyBatch::CloseCursor ( )

overridevirtual

Implements DatabaseBatch.

Definition at line 776 of file bdb.cpp.

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EraseKey()

bool BerkeleyBatch::EraseKey ( CDataStream &&  key )

overrideprivatevirtual

Implements DatabaseBatch.

Definition at line 853 of file bdb.cpp.

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Flush()

void BerkeleyBatch::Flush ( )

overridevirtual

Implements DatabaseBatch.

Definition at line 405 of file bdb.cpp.

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HasKey()

bool BerkeleyBatch::HasKey ( CDataStream &&  key )

overrideprivatevirtual

Implements DatabaseBatch.

Definition at line 867 of file bdb.cpp.

operator=()

BerkeleyBatch & BerkeleyBatch::operator= ( const BerkeleyBatch &  )

delete

ReadAtCursor()

bool BerkeleyBatch::ReadAtCursor ( CDataStream &  ssKey, CDataStream &  ssValue, bool &  complete  )

overridevirtual

Implements DatabaseBatch.

Definition at line 747 of file bdb.cpp.

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ReadKey()

bool BerkeleyBatch::ReadKey ( CDataStream &&  key, CDataStream &  value  )

overrideprivatevirtual

Implements DatabaseBatch.

Definition at line 818 of file bdb.cpp.

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StartCursor()

bool BerkeleyBatch::StartCursor ( )

overridevirtual

Implements DatabaseBatch.

Definition at line 738 of file bdb.cpp.

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TxnAbort()

bool BerkeleyBatch::TxnAbort ( )

overridevirtual

Implements DatabaseBatch.

Definition at line 805 of file bdb.cpp.

TxnBegin()

bool BerkeleyBatch::TxnBegin ( )

overridevirtual

Implements DatabaseBatch.

Definition at line 784 of file bdb.cpp.

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TxnCommit()

bool BerkeleyBatch::TxnCommit ( )

overridevirtual

Implements DatabaseBatch.

Definition at line 796 of file bdb.cpp.

WriteKey()

bool BerkeleyBatch::WriteKey ( CDataStream &&  key, CDataStream &&  value, bool  overwrite = true  )

overrideprivatevirtual

Implements DatabaseBatch.

Definition at line 834 of file bdb.cpp.

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Member Data Documentation

activeTxn

DbTxn* BerkeleyBatch::activeTxn

protected

Definition at line 217 of file bdb.h.

env

BerkeleyEnvironment* BerkeleyBatch::env

protected

Definition at line 221 of file bdb.h.

fFlushOnClose

bool BerkeleyBatch::fFlushOnClose

protected

Definition at line 220 of file bdb.h.

fReadOnly

bool BerkeleyBatch::fReadOnly

protected

Definition at line 219 of file bdb.h.

m_cursor

Dbc* BerkeleyBatch::m_cursor

protected

Definition at line 218 of file bdb.h.

m_database

BerkeleyDatabase& BerkeleyBatch::m_database

protected

Definition at line 222 of file bdb.h.

pdb

Db* BerkeleyBatch::pdb

protected

Definition at line 215 of file bdb.h.

strFile

std::string BerkeleyBatch::strFile

protected

Definition at line 216 of file bdb.h.

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

• /work/src/wallet/bdb.h
• /work/src/wallet/bdb.cpp