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 ()
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	ErasePrefix (Span< const std::byte > prefix)=0
virtual std::unique_ptr< DatabaseCursor >	GetNewCursor ()=0
virtual std::unique_ptr< DatabaseCursor >	GetNewPrefixCursor (Span< const std::byte > prefix)=0
virtual bool	TxnBegin ()=0
virtual bool	TxnCommit ()=0
virtual bool	TxnAbort ()=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 44 of file db.h.

Constructor & Destructor Documentation

DatabaseBatch() [1/2]

wallet::DatabaseBatch::DatabaseBatch ( )

inlineexplicit

Definition at line 53 of file db.h.

~DatabaseBatch()

virtual wallet::DatabaseBatch::~DatabaseBatch ( )

inlinevirtual

Definition at line 54 of file db.h.

DatabaseBatch() [2/2]

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

delete

Member Function Documentation

Close()

virtual void wallet::DatabaseBatch::Close ( )

pure virtual

Implemented in wallet::MockableBatch, wallet::SQLiteBatch, wallet::DummyBatch, and wallet::BerkeleyBatch.

Erase()

template<typename K >

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

inline

Definition at line 94 of file db.h.

Here is the call graph for this function:

EraseKey()

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

privatepure virtual

Implemented in wallet::MockableBatch, wallet::SQLiteBatch, wallet::DummyBatch, and wallet::BerkeleyBatch.

Here is the caller graph for this function:

ErasePrefix()

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

pure virtual

Implemented in wallet::MockableBatch, wallet::SQLiteBatch, wallet::DummyBatch, and wallet::BerkeleyBatch.

Exists()

template<typename K >

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

inline

Definition at line 104 of file db.h.

Here is the call graph for this function:

Flush()

virtual void wallet::DatabaseBatch::Flush ( )

pure virtual

Implemented in wallet::MockableBatch, wallet::SQLiteBatch, wallet::DummyBatch, and wallet::BerkeleyBatch.

GetNewCursor()

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

pure virtual

Implemented in wallet::MockableBatch, wallet::SQLiteBatch, wallet::DummyBatch, and wallet::BerkeleyBatch.

GetNewPrefixCursor()

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

pure virtual

Implemented in wallet::MockableBatch, wallet::SQLiteBatch, wallet::DummyBatch, and wallet::BerkeleyBatch.

Here is the caller graph for this function:

HasKey()

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

privatepure virtual

Implemented in wallet::MockableBatch, wallet::SQLiteBatch, wallet::DummyBatch, and wallet::BerkeleyBatch.

Here is the caller graph for this function:

operator=()

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

delete

Read()

template<typename K , typename T >

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

inline

Definition at line 63 of file db.h.

Here is the call graph for this function:

ReadKey()

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

privatepure virtual

Implemented in wallet::MockableBatch, wallet::SQLiteBatch, wallet::DummyBatch, and wallet::BerkeleyBatch.

Here is the caller graph for this function:

TxnAbort()

virtual bool wallet::DatabaseBatch::TxnAbort ( )

pure virtual

Implemented in wallet::MockableBatch, wallet::SQLiteBatch, wallet::DummyBatch, and wallet::BerkeleyBatch.

TxnBegin()

virtual bool wallet::DatabaseBatch::TxnBegin ( )

pure virtual

Implemented in wallet::MockableBatch, wallet::SQLiteBatch, wallet::DummyBatch, and wallet::BerkeleyBatch.

TxnCommit()

virtual bool wallet::DatabaseBatch::TxnCommit ( )

pure virtual

Implemented in wallet::MockableBatch, wallet::SQLiteBatch, wallet::DummyBatch, and wallet::BerkeleyBatch.

Write()

template<typename K , typename T >

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

inline

Definition at line 80 of file db.h.

Here is the call graph for this function:

WriteKey()

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

privatepure virtual

Implemented in wallet::MockableBatch, wallet::SQLiteBatch, wallet::DummyBatch, and wallet::BerkeleyBatch.

Here is the caller graph for this function:

---

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

• src/wallet/db.h