catapult::cache::RdbColumnContainer Class Reference

RocksDb-backed container adapter. More...

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Public Member Functions
	RdbColumnContainer (RocksDatabase &database, size_t columnId)
	Creates an adapter around database and columnId. More...
size_t	size () const
	Returns size of the column. More...
void	setSize (size_t newSize)
	Sets size of the column to newSize. More...
template<typename TValue >
bool	prop (const std::string &propertyName, TValue &value) const
template<typename TValue >
void	setProp (const std::string &propertyName, const TValue &value)
	Sets property value of a column (propertyName) to value. More...
RocksDatabase &	database ()
	Returns underlying database. More...

Protected Member Functions
void	find (const RawBuffer &key, RdbDataIterator &iterator) const
	Finds element with key, storing result in iterator. More...
void	insert (const RawBuffer &key, const std::string &value)
	Inserts element with key and value. More...
void	remove (const RawBuffer &key)
	Removes element with key. More...
size_t	prune (uint64_t pruningBoundary)
	Prunes elements below pruningBoundary. Returns number of pruned elements. More...

Private Member Functions
void	load (const std::string &propertyName, const consumer< const char * > &sink) const
void	save (const std::string &propertyName, const std::string &strValue)

Private Attributes
RocksDatabase &	m_database
size_t	m_columnId
size_t	m_size

Detailed Description

RocksDb-backed container adapter.

Constructor & Destructor Documentation

RdbColumnContainer()

catapult::cache::RdbColumnContainer::RdbColumnContainer	(	RocksDatabase &	database,
		size_t	columnId
	)

Creates an adapter around database and columnId.

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Member Function Documentation

database()

RocksDatabase& catapult::cache::RdbColumnContainer::database ( )

inline

Returns underlying database.

find()

void catapult::cache::RdbColumnContainer::find ( const RawBuffer &  key, RdbDataIterator &  iterator  ) const

protected

Finds element with key, storing result in iterator.

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insert()

void catapult::cache::RdbColumnContainer::insert ( const RawBuffer &  key, const std::string &  value  )

protected

Inserts element with key and value.

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load()

void catapult::cache::RdbColumnContainer::load ( const std::string &  propertyName, const consumer< const char * > &  sink  ) const

private

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prop()

template<typename TValue >

bool catapult::cache::RdbColumnContainer::prop ( const std::string &  propertyName, TValue &  value  ) const

inline

Returns false if property value of a column (propertyName) is not found, otherwise returns true and sets value to retrieved property value.

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prune()

size_t catapult::cache::RdbColumnContainer::prune ( uint64_t  pruningBoundary )

protected

Prunes elements below pruningBoundary. Returns number of pruned elements.

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remove()

void catapult::cache::RdbColumnContainer::remove ( const RawBuffer &  key )

protected

Removes element with key.

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save()

void catapult::cache::RdbColumnContainer::save ( const std::string &  propertyName, const std::string &  strValue  )

private

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setProp()

template<typename TValue >

void catapult::cache::RdbColumnContainer::setProp ( const std::string &  propertyName, const TValue &  value  )

inline

Sets property value of a column (propertyName) to value.

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setSize()

void catapult::cache::RdbColumnContainer::setSize

(

size_t

newSize

)

Sets size of the column to newSize.

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size()

size_t catapult::cache::RdbColumnContainer::size

(

)

const

Returns size of the column.

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Member Data Documentation

m_columnId

size_t catapult::cache::RdbColumnContainer::m_columnId

private

m_database

RocksDatabase& catapult::cache::RdbColumnContainer::m_database

private

m_size

size_t catapult::cache::RdbColumnContainer::m_size

private

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

• RdbColumnContainer.h
• RdbColumnContainer.cpp