catapult::cache::RdbDataIterator Class Reference

Iterator adapter, allowing existence check on keys and data retrieval. More...

Classes
struct	Impl

Public Member Functions
	RdbDataIterator ()
	Creates an iterator. More...
	~RdbDataIterator ()
	Destroys an iterator. More...
	RdbDataIterator (RdbDataIterator &&)
	Move constructor. More...
RdbDataIterator &	operator= (RdbDataIterator &&)
	Move assignment operator. More...
bool	operator== (const RdbDataIterator &rhs) const
	Returns true if this iterator and rhs are equal. More...
bool	operator!= (const RdbDataIterator &rhs) const
	Returns true if this iterator and rhs are not equal. More...
rocksdb::PinnableSlice &	storage () const
	Returns storage associated with iterator. More...
void	setFound (bool found)
	Sets flag to found indicating that iterator contains data. More...
RawBuffer	buffer () const
	Returns storage as raw buffer. More...

Static Public Member Functions
static RdbDataIterator	End ()
	Iterator representing no match. More...

Private Types
enum	StorageStrategy { StorageStrategy::Allocate, StorageStrategy::Do_Not_Allocate }

Private Member Functions
	RdbDataIterator (StorageStrategy storageStrategy)

Private Attributes
std::shared_ptr< Impl >	m_pImpl
bool	m_isFound

Detailed Description

Iterator adapter, allowing existence check on keys and data retrieval.

Member Enumeration Documentation

StorageStrategy

enum catapult::cache::RdbDataIterator::StorageStrategy

strongprivate

Enumerator
Allocate
Do_Not_Allocate

Constructor & Destructor Documentation

RdbDataIterator() [1/3]

catapult::cache::RdbDataIterator::RdbDataIterator ( StorageStrategy  storageStrategy )

explicitprivate

RdbDataIterator() [2/3]

catapult::cache::RdbDataIterator::RdbDataIterator

(

)

Creates an iterator.

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~RdbDataIterator()

catapult::cache::RdbDataIterator::~RdbDataIterator ( )

default

Destroys an iterator.

RdbDataIterator() [3/3]

catapult::cache::RdbDataIterator::RdbDataIterator ( RdbDataIterator &&  )

default

Move constructor.

Member Function Documentation

buffer()

RawBuffer catapult::cache::RdbDataIterator::buffer

(

)

const

Returns storage as raw buffer.

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End()

RdbDataIterator catapult::cache::RdbDataIterator::End ( )

static

Iterator representing no match.

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operator!=()

bool catapult::cache::RdbDataIterator::operator!=

(

const RdbDataIterator &

rhs

)

const

Returns true if this iterator and rhs are not equal.

operator=()

RdbDataIterator & catapult::cache::RdbDataIterator::operator= ( RdbDataIterator &&  )

default

Move assignment operator.

operator==()

bool catapult::cache::RdbDataIterator::operator==

(

const RdbDataIterator &

rhs

)

const

Returns true if this iterator and rhs are equal.

setFound()

void catapult::cache::RdbDataIterator::setFound

(

bool

found

)

Sets flag to found indicating that iterator contains data.

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storage()

rocksdb::PinnableSlice & catapult::cache::RdbDataIterator::storage

(

)

const

Returns storage associated with iterator.

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Member Data Documentation

m_isFound

bool catapult::cache::RdbDataIterator::m_isFound

private

m_pImpl

std::shared_ptr<Impl> catapult::cache::RdbDataIterator::m_pImpl

private

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

• RocksDatabase.h
• RocksDatabase.cpp