The object that is fed postings_data by the index. More...

Public Member Functions
	producer (chunk_handler *parent)

template<class Container >
void	operator() (const secondary_key_type &key, const Container &counts)
	Handler for when a given secondary_key has been processed and is ready to be added to the in-memory chunk. More...

	~producer ()
	Destroys the producer, writing to disk any chunk data still resident in memory.

Private Member Functions
void	flush_chunk ()
	Flushes the current in-memory chunk to disk.

Private Attributes
std::unordered_set< index_pdata_type >	pdata_
	Current in-memory chunk.

uint64_t	chunk_size_
	Current size of the in-memory chunk.

chunk_handler *	parent_
	Back-pointer to the handler this producer is operating on.

Static Private Attributes
static const uint64_t constexpr	max_size = 1024 * 1024 * 128
	Maximum allowed size of a chunk in bytes before it is written.

Detailed Description

The object that is fed postings_data by the index.

Constructor & Destructor Documentation

template<class Index >

meta::index::chunk_handler< Index >::producer::producer ( chunk_handler * parent )

Parameters

parent A back-pointer to the handler this producer is operating on

template<class Index >

template<class Container >

void meta::index::chunk_handler< Index >::producer::operator()	(	const secondary_key_type &	key,
		const Container &	counts
	)

Handler for when a given secondary_key has been processed and is ready to be added to the in-memory chunk.

Parameters

key	The secondary key used to index the counts container
counts	A collection of (primary_key_type, count) pairs

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