DatabaseBatch Class Reference

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

#include <db.h>

Inheritance diagram for 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	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

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

Detailed Description

RAII class that provides access to a WalletDatabase.

Definition at line 24 of file db.h.

Constructor & Destructor Documentation

DatabaseBatch() [1/2]

DatabaseBatch::DatabaseBatch ( )

inlineexplicit

Definition at line 33 of file db.h.

~DatabaseBatch()

virtual DatabaseBatch::~DatabaseBatch ( )

inlinevirtual

Definition at line 34 of file db.h.

DatabaseBatch() [2/2]

DatabaseBatch::DatabaseBatch ( const DatabaseBatch &  )

delete

Member Function Documentation

Close()

virtual void DatabaseBatch::Close ( )

pure virtual

Implemented in BerkeleyBatch, DummyBatch, and SQLiteBatch.

CloseCursor()

virtual void DatabaseBatch::CloseCursor ( )

pure virtual

Implemented in BerkeleyBatch, DummyBatch, and SQLiteBatch.

Erase()

template<typename K >

bool DatabaseBatch::Erase ( const K &  key )

inline

Definition at line 72 of file db.h.

Here is the call graph for this function:

EraseKey()

virtual bool DatabaseBatch::EraseKey ( CDataStream &&  key )

privatepure virtual

Implemented in BerkeleyBatch, DummyBatch, and SQLiteBatch.

Here is the caller graph for this function:

Exists()

template<typename K >

bool DatabaseBatch::Exists ( const K &  key )

inline

Definition at line 80 of file db.h.

Here is the call graph for this function:

Here is the caller graph for this function:

Flush()

virtual void DatabaseBatch::Flush ( )

pure virtual

Implemented in BerkeleyBatch, DummyBatch, and SQLiteBatch.

HasKey()

virtual bool DatabaseBatch::HasKey ( CDataStream &&  key )

privatepure virtual

Implemented in BerkeleyBatch, DummyBatch, and SQLiteBatch.

Here is the caller graph for this function:

operator=()

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

delete

Read()

template<typename K , typename T >

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

inline

Definition at line 42 of file db.h.

Here is the call graph for this function:

ReadAtCursor()

virtual bool DatabaseBatch::ReadAtCursor ( CDataStream &  ssKey, CDataStream &  ssValue, bool &  complete  )

pure virtual

Implemented in SQLiteBatch, BerkeleyBatch, and DummyBatch.

ReadKey()

virtual bool DatabaseBatch::ReadKey ( CDataStream &&  key, CDataStream &  value  )

privatepure virtual

Implemented in BerkeleyBatch, DummyBatch, and SQLiteBatch.

Here is the caller graph for this function:

StartCursor()

virtual bool DatabaseBatch::StartCursor ( )

pure virtual

Implemented in BerkeleyBatch, DummyBatch, and SQLiteBatch.

TxnAbort()

virtual bool DatabaseBatch::TxnAbort ( )

pure virtual

Implemented in BerkeleyBatch, DummyBatch, and SQLiteBatch.

TxnBegin()

virtual bool DatabaseBatch::TxnBegin ( )

pure virtual

Implemented in BerkeleyBatch, DummyBatch, and SQLiteBatch.

TxnCommit()

virtual bool DatabaseBatch::TxnCommit ( )

pure virtual

Implemented in BerkeleyBatch, DummyBatch, and SQLiteBatch.

Write()

template<typename K , typename T >

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

inline

Definition at line 60 of file db.h.

Here is the call graph for this function:

Here is the caller graph for this function:

WriteKey()

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

privatepure virtual

Implemented in BerkeleyBatch, DummyBatch, and SQLiteBatch.

Here is the caller graph for this function:

---

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

• /work/src/wallet/db.h