Tkrzw
tkrzw::DBM::RecordRemoverRekey Class Referencefinal

Record remover to implement DBM::Rekey. More...

#include <tkrzw_dbm.h>

Public Member Functions

 RecordRemoverRekey (Status *status, std::string *old_value, bool copying)
 Constructor.
 
std::string_view ProcessFull (std::string_view key, std::string_view value) override
 Processes an existing record.
 
std::string_view ProcessEmpty (std::string_view key) override
 Processes an empty record space.
 
- Public Member Functions inherited from tkrzw::DBM::RecordProcessor
virtual ~RecordProcessor ()=default
 Destructor.
 

Additional Inherited Members

- Static Public Attributes inherited from tkrzw::DBM::RecordProcessor
static const std::string_view NOOP
 The special string indicating no operation.
 
static const std::string_view REMOVE
 The special string indicating removing operation.
 

Detailed Description

Record remover to implement DBM::Rekey.

Constructor & Destructor Documentation

◆ RecordRemoverRekey()

tkrzw::DBM::RecordRemoverRekey::RecordRemoverRekey ( Status * status,
std::string * old_value,
bool copying )

Constructor.

Parameters
statusThe pointer to a status object.
old_valueThe pointer to a string object to store the old value.
copyingWhether to retain the record of the old key.

Member Function Documentation

◆ ProcessFull()

std::string_view tkrzw::DBM::RecordRemoverRekey::ProcessFull ( std::string_view key,
std::string_view value )
overridevirtual

Processes an existing record.

Reimplemented from tkrzw::DBM::RecordProcessor.

◆ ProcessEmpty()

std::string_view tkrzw::DBM::RecordRemoverRekey::ProcessEmpty ( std::string_view key)
overridevirtual

Processes an empty record space.

Reimplemented from tkrzw::DBM::RecordProcessor.