Bitcoin Core  27.99.0
P2P Digital Currency
Public Member Functions | List of all members
wallet::DummyDatabase Class Reference

A dummy WalletDatabase that does nothing and never fails. More...

Inheritance diagram for wallet::DummyDatabase:
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Collaboration diagram for wallet::DummyDatabase:
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Public Member Functions

void Open () override
 Open the database if it is not already opened. More...
 
void AddRef () override
 Indicate the a new database user has began using the database. More...
 
void RemoveRef () override
 Indicate that database user has stopped using the database and that it could be flushed or closed. More...
 
bool Rewrite (const char *pszSkip=nullptr) override
 Rewrite the entire database on disk, with the exception of key pszSkip if non-zero. More...
 
bool Backup (const std::string &strDest) const override
 Back up the entire database to a file. More...
 
void Close () override
 Flush to the database file and close the database. More...
 
void Flush () override
 Make sure all changes are flushed to database file. More...
 
bool PeriodicFlush () override
 
void IncrementUpdateCounter () override
 
void ReloadDbEnv () override
 
std::string Filename () override
 Return path to main database file for logs and error messages. More...
 
std::string Format () override
 
std::unique_ptr< DatabaseBatchMakeBatch (bool flush_on_close=true) override
 Make a DatabaseBatch connected to this database. More...
 
- Public Member Functions inherited from wallet::WalletDatabase
 WalletDatabase ()
 Create dummy DB handle. More...
 
virtual ~WalletDatabase ()=default
 

Additional Inherited Members

- Public Attributes inherited from wallet::WalletDatabase
std::atomic< int > m_refcount {0}
 Counts the number of active database users to be sure that the database is not closed while someone is using it. More...
 
std::atomic< unsigned int > nUpdateCounter
 
unsigned int nLastSeen {0}
 
unsigned int nLastFlushed {0}
 
int64_t nLastWalletUpdate {0}
 

Detailed Description

A dummy WalletDatabase that does nothing and never fails.

Only used by salvage.

Definition at line 51 of file salvage.cpp.

Member Function Documentation

◆ AddRef()

void wallet::DummyDatabase::AddRef ( )
inlineoverridevirtual

Indicate the a new database user has began using the database.

Increments m_refcount

Implements wallet::WalletDatabase.

Definition at line 55 of file salvage.cpp.

◆ Backup()

bool wallet::DummyDatabase::Backup ( const std::string &  strDest) const
inlineoverridevirtual

Back up the entire database to a file.

Implements wallet::WalletDatabase.

Definition at line 58 of file salvage.cpp.

◆ Close()

void wallet::DummyDatabase::Close ( )
inlineoverridevirtual

Flush to the database file and close the database.

Also close the environment if no other databases are open in it.

Implements wallet::WalletDatabase.

Definition at line 59 of file salvage.cpp.

◆ Filename()

std::string wallet::DummyDatabase::Filename ( )
inlineoverridevirtual

Return path to main database file for logs and error messages.

Implements wallet::WalletDatabase.

Definition at line 64 of file salvage.cpp.

◆ Flush()

void wallet::DummyDatabase::Flush ( )
inlineoverridevirtual

Make sure all changes are flushed to database file.

Implements wallet::WalletDatabase.

Definition at line 60 of file salvage.cpp.

◆ Format()

std::string wallet::DummyDatabase::Format ( )
inlineoverridevirtual

Implements wallet::WalletDatabase.

Definition at line 65 of file salvage.cpp.

◆ IncrementUpdateCounter()

void wallet::DummyDatabase::IncrementUpdateCounter ( )
inlineoverridevirtual

Implements wallet::WalletDatabase.

Definition at line 62 of file salvage.cpp.

◆ MakeBatch()

std::unique_ptr<DatabaseBatch> wallet::DummyDatabase::MakeBatch ( bool  flush_on_close = true)
inlineoverridevirtual

Make a DatabaseBatch connected to this database.

Implements wallet::WalletDatabase.

Definition at line 66 of file salvage.cpp.

◆ Open()

void wallet::DummyDatabase::Open ( )
inlineoverridevirtual

Open the database if it is not already opened.

Implements wallet::WalletDatabase.

Definition at line 54 of file salvage.cpp.

◆ PeriodicFlush()

bool wallet::DummyDatabase::PeriodicFlush ( )
inlineoverridevirtual

Implements wallet::WalletDatabase.

Definition at line 61 of file salvage.cpp.

◆ ReloadDbEnv()

void wallet::DummyDatabase::ReloadDbEnv ( )
inlineoverridevirtual

Implements wallet::WalletDatabase.

Definition at line 63 of file salvage.cpp.

◆ RemoveRef()

void wallet::DummyDatabase::RemoveRef ( )
inlineoverridevirtual

Indicate that database user has stopped using the database and that it could be flushed or closed.

Decrement m_refcount

Implements wallet::WalletDatabase.

Definition at line 56 of file salvage.cpp.

◆ Rewrite()

bool wallet::DummyDatabase::Rewrite ( const char *  pszSkip = nullptr)
inlineoverridevirtual

Rewrite the entire database on disk, with the exception of key pszSkip if non-zero.

Implements wallet::WalletDatabase.

Definition at line 57 of file salvage.cpp.


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