ValueUpdater Class Reference

Collaboration diagram for ValueUpdater:

Public Member Functions
	ValueUpdater (ChertPostListTable *table_, Xapian::valueno slot_)
	~ValueUpdater ()
void	update (Xapian::docid did, const string &value)

Private Member Functions
void	append_to_stream (Xapian::docid did, const string &value)
void	write_tag ()

Private Attributes
ChertPostListTable *	table
Xapian::valueno	slot
string	ctag
ValueChunkReader	reader
string	tag
Xapian::docid	prev_did
Xapian::docid	first_did
Xapian::docid	new_first_did
Xapian::docid	last_allowed_did

Detailed Description

Definition at line 195 of file chert_values.cc.

Constructor & Destructor Documentation

ValueUpdater()

ValueUpdater::ValueUpdater ( ChertPostListTable *  table_, Xapian::valueno  slot_  )

inline

Definition at line 240 of file chert_values.cc.

~ValueUpdater()

ValueUpdater::~ValueUpdater ( )

inline

Definition at line 243 of file chert_values.cc.

References ValueChunkReader::at_end(), ValueChunkReader::get_docid(), ValueChunkReader::get_value(), and ValueChunkReader::next().

Member Function Documentation

append_to_stream()

void ValueUpdater::append_to_stream ( Xapian::docid  did, const string &  value  )

inlineprivate

Definition at line 214 of file chert_values.cc.

References Assert, AssertRel, CHUNK_SIZE_THRESHOLD, pack_string(), and pack_uint().

update()

void ValueUpdater::update ( Xapian::docid  did, const string &  value  )

inline

Definition at line 252 of file chert_values.cc.

References Assert, AssertRel, ValueChunkReader::assign(), ValueChunkReader::at_end(), CHERT_MAX_DOCID, ChertTable::cursor_get(), docid_from_key(), ValueChunkReader::get_docid(), ValueChunkReader::get_value(), make_valuechunk_key(), and ValueChunkReader::next().

Referenced by ChertValueManager::merge_changes().

write_tag()

void ValueUpdater::write_tag ( )

inlineprivate

Definition at line 227 of file chert_values.cc.

References ChertTable::add(), ChertTable::del(), and make_valuechunk_key().

Member Data Documentation

ctag

string ValueUpdater::ctag

private

Definition at line 200 of file chert_values.cc.

first_did

Xapian::docid ValueUpdater::first_did

private

Definition at line 208 of file chert_values.cc.

last_allowed_did

Xapian::docid ValueUpdater::last_allowed_did

private

Definition at line 212 of file chert_values.cc.

new_first_did

Xapian::docid ValueUpdater::new_first_did

private

Definition at line 210 of file chert_values.cc.

prev_did

Xapian::docid ValueUpdater::prev_did

private

Definition at line 206 of file chert_values.cc.

reader

ValueChunkReader ValueUpdater::reader

private

Definition at line 202 of file chert_values.cc.

slot

Xapian::valueno ValueUpdater::slot

private

Definition at line 198 of file chert_values.cc.

table

ChertPostListTable* ValueUpdater::table

private

Definition at line 196 of file chert_values.cc.

tag

string ValueUpdater::tag

private

Definition at line 204 of file chert_values.cc.

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

• backends/chert/chert_values.cc