leveldb::Iterator Class Reference

#include <iterator.h>

Inheritance diagram for leveldb::Iterator:

Collaboration diagram for leveldb::Iterator:

Classes
struct	Cleanup

Public Types
typedef void(*	CleanupFunction )(void *arg1, void *arg2)

Public Member Functions
	Iterator ()
virtual	~Iterator ()
virtual bool	Valid () const =0
virtual void	SeekToFirst ()=0
virtual void	SeekToLast ()=0
virtual void	Seek (const Slice &target)=0
virtual void	Next ()=0
virtual void	Prev ()=0
virtual Slice	key () const =0
virtual Slice	value () const =0
virtual Status	status () const =0
void	RegisterCleanup (CleanupFunction function, void *arg1, void *arg2)

Private Member Functions
	Iterator (const Iterator &)
void	operator= (const Iterator &)

Private Attributes
Cleanup	cleanup_

Detailed Description

Definition at line 23 of file iterator.h.

Member Typedef Documentation

typedef void(* leveldb::Iterator::CleanupFunction)(void *arg1, void *arg2)

Definition at line 75 of file iterator.h.

Constructor & Destructor Documentation

leveldb::Iterator::Iterator

(

)

Definition at line 9 of file iterator.cc.

leveldb::Iterator::~Iterator ( )

virtual

Definition at line 14 of file iterator.cc.

leveldb::Iterator::Iterator ( const Iterator &  )

private

Member Function Documentation

virtual Slice leveldb::Iterator::key ( ) const

pure virtual

Implemented in leveldb::ModelDB::ModelIter, leveldb::KeyConvertingIterator, leveldb::Version::LevelFileNumIterator, leveldb::Block::Iter, and leveldb::MemTableIterator.

virtual void leveldb::Iterator::Next ( )

pure virtual

Implemented in leveldb::ModelDB::ModelIter, leveldb::KeyConvertingIterator, leveldb::Version::LevelFileNumIterator, leveldb::Block::Iter, and leveldb::MemTableIterator.

void leveldb::Iterator::operator= ( const Iterator &  )

private

virtual void leveldb::Iterator::Prev ( )

pure virtual

Implemented in leveldb::ModelDB::ModelIter, leveldb::KeyConvertingIterator, leveldb::Version::LevelFileNumIterator, leveldb::Block::Iter, and leveldb::MemTableIterator.

void leveldb::Iterator::RegisterCleanup	(	CleanupFunction	function,
		void *	arg1,
		void *	arg2
	)

Definition at line 26 of file iterator.cc.

virtual void leveldb::Iterator::Seek ( const Slice &  target )

pure virtual

Implemented in leveldb::ModelDB::ModelIter, leveldb::KeyConvertingIterator, leveldb::Version::LevelFileNumIterator, leveldb::Block::Iter, and leveldb::MemTableIterator.

virtual void leveldb::Iterator::SeekToFirst ( )

pure virtual

Implemented in leveldb::ModelDB::ModelIter, leveldb::KeyConvertingIterator, leveldb::Block::Iter, leveldb::Version::LevelFileNumIterator, and leveldb::MemTableIterator.

virtual void leveldb::Iterator::SeekToLast ( )

pure virtual

Implemented in leveldb::ModelDB::ModelIter, leveldb::KeyConvertingIterator, leveldb::Block::Iter, leveldb::Version::LevelFileNumIterator, and leveldb::MemTableIterator.

virtual Status leveldb::Iterator::status ( ) const

pure virtual

Implemented in leveldb::ModelDB::ModelIter, leveldb::KeyConvertingIterator, leveldb::Version::LevelFileNumIterator, leveldb::Block::Iter, and leveldb::MemTableIterator.

virtual bool leveldb::Iterator::Valid ( ) const

pure virtual

Implemented in leveldb::ModelDB::ModelIter, leveldb::KeyConvertingIterator, leveldb::Version::LevelFileNumIterator, leveldb::Block::Iter, and leveldb::MemTableIterator.

virtual Slice leveldb::Iterator::value ( ) const

pure virtual

Implemented in leveldb::ModelDB::ModelIter, leveldb::KeyConvertingIterator, leveldb::Version::LevelFileNumIterator, leveldb::Block::Iter, and leveldb::MemTableIterator.

Member Data Documentation

Cleanup leveldb::Iterator::cleanup_

private

Definition at line 85 of file iterator.h.

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

• src/leveldb/include/leveldb/iterator.h
• src/leveldb/table/iterator.cc