Tkrzw
tkrzw::DBM::RecordProcessorIncrement Class Referencefinal

Record processor to implement DBM::Increment. More...

#include <tkrzw_dbm.h>

Public Member Functions

 RecordProcessorIncrement (int64_t increment, int64_t *current, int64_t initial)
 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 processor to implement DBM::Increment.

Constructor & Destructor Documentation

◆ RecordProcessorIncrement()

tkrzw::DBM::RecordProcessorIncrement::RecordProcessorIncrement ( int64_t increment,
int64_t * current,
int64_t initial )

Constructor.

Parameters
incrementThe incremental value.
currentThe pointer to a string object to contain the current value.
initialThe initial value.

Member Function Documentation

◆ ProcessFull()

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

Processes an empty record space.

Reimplemented from tkrzw::DBM::RecordProcessor.