wallet::DatabaseBatch Class Reference

RAII class that provides access to a WalletDatabase. More...

#include <db.h>

Inheritance diagram for wallet::DatabaseBatch:

Public Member Functions
	DatabaseBatch ()=default
virtual	~DatabaseBatch ()=default
	DatabaseBatch (const DatabaseBatch &)=delete
DatabaseBatch &	operator= (const DatabaseBatch &)=delete
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	ErasePrefix (std::span< const std::byte > prefix)=0
virtual std::unique_ptr< DatabaseCursor >	GetNewCursor ()=0
virtual std::unique_ptr< DatabaseCursor >	GetNewPrefixCursor (std::span< const std::byte > prefix)=0
virtual bool	TxnBegin ()=0
virtual bool	TxnCommit ()=0
virtual bool	TxnAbort ()=0
virtual bool	HasActiveTxn ()=0

Private Member Functions
virtual bool	ReadKey (DataStream &&key, DataStream &value)=0
virtual bool	WriteKey (DataStream &&key, DataStream &&value, bool overwrite=true)=0
virtual bool	EraseKey (DataStream &&key)=0
virtual bool	HasKey (DataStream &&key)=0

Detailed Description

RAII class that provides access to a WalletDatabase.

Definition at line 50 of file db.h.

Constructor & Destructor Documentation

DatabaseBatch() [1/2]

wallet::DatabaseBatch::DatabaseBatch ( )

explicitdefault

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~DatabaseBatch()

virtual wallet::DatabaseBatch::~DatabaseBatch ( )

virtualdefault

DatabaseBatch() [2/2]

wallet::DatabaseBatch::DatabaseBatch ( const DatabaseBatch & )

delete

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Member Function Documentation

Close()

virtual void wallet::DatabaseBatch::Close ( )

pure virtual

Implemented in wallet::BerkeleyROBatch, wallet::MockableBatch, and wallet::SQLiteBatch.

Erase()

template<typename K>

bool wallet::DatabaseBatch::Erase ( const K & key )

inline

Definition at line 99 of file db.h.

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EraseKey()

virtual bool wallet::DatabaseBatch::EraseKey ( DataStream && key )

privatepure virtual

Implemented in wallet::BerkeleyROBatch, wallet::MockableBatch, and wallet::SQLiteBatch.

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ErasePrefix()

virtual bool wallet::DatabaseBatch::ErasePrefix ( std::span< const std::byte > prefix )

pure virtual

Implemented in wallet::BerkeleyROBatch, wallet::MockableBatch, and wallet::SQLiteBatch.

Exists()

template<typename K>

bool wallet::DatabaseBatch::Exists ( const K & key )

inline

Definition at line 109 of file db.h.

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GetNewCursor()

virtual std::unique_ptr< DatabaseCursor > wallet::DatabaseBatch::GetNewCursor ( )

pure virtual

Implemented in wallet::BerkeleyROBatch, wallet::MockableBatch, and wallet::SQLiteBatch.

GetNewPrefixCursor()

virtual std::unique_ptr< DatabaseCursor > wallet::DatabaseBatch::GetNewPrefixCursor ( std::span< const std::byte > prefix )

pure virtual

Implemented in wallet::BerkeleyROBatch, wallet::MockableBatch, and wallet::SQLiteBatch.

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HasActiveTxn()

virtual bool wallet::DatabaseBatch::HasActiveTxn ( )

pure virtual

Implemented in wallet::BerkeleyROBatch, wallet::MockableBatch, and wallet::SQLiteBatch.

HasKey()

virtual bool wallet::DatabaseBatch::HasKey ( DataStream && key )

privatepure virtual

Implemented in wallet::BerkeleyROBatch, wallet::MockableBatch, and wallet::SQLiteBatch.

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operator=()

DatabaseBatch & wallet::DatabaseBatch::operator= ( const DatabaseBatch & )

delete

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Read()

template<typename K, typename T>

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

inline

Definition at line 68 of file db.h.

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ReadKey()

virtual bool wallet::DatabaseBatch::ReadKey ( DataStream && key, DataStream & value )

privatepure virtual

Implemented in wallet::BerkeleyROBatch, wallet::MockableBatch, and wallet::SQLiteBatch.

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TxnAbort()

virtual bool wallet::DatabaseBatch::TxnAbort ( )

pure virtual

Implemented in wallet::BerkeleyROBatch, wallet::MockableBatch, and wallet::SQLiteBatch.

TxnBegin()

virtual bool wallet::DatabaseBatch::TxnBegin ( )

pure virtual

Implemented in wallet::BerkeleyROBatch, wallet::MockableBatch, and wallet::SQLiteBatch.

TxnCommit()

virtual bool wallet::DatabaseBatch::TxnCommit ( )

pure virtual

Implemented in wallet::BerkeleyROBatch, wallet::MockableBatch, and wallet::SQLiteBatch.

Write()

template<typename K, typename T>

bool wallet::DatabaseBatch::Write ( const K & key, const T & value, bool fOverwrite = true )

inline

Definition at line 85 of file db.h.

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WriteKey()

virtual bool wallet::DatabaseBatch::WriteKey ( DataStream && key, DataStream && value, bool overwrite = true )

privatepure virtual

Implemented in wallet::BerkeleyROBatch, wallet::MockableBatch, and wallet::SQLiteBatch.

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

• src/wallet/db.h