PostlistChunkReader Class Reference

PostlistChunkReader is essentially an iterator wrapper around a postlist chunk. More...

List of all members.

Public Member Functions
	PostlistChunkReader (Xapian::docid first_did, const string &data_)
	Initialise the postlist chunk reader.
Xapian::docid	get_docid () const
Xapian::termcount	get_wdf () const
flint_doclen_t	get_doclength () const
bool	is_at_end () const
void	next ()
	Advance to the next entry.
Private Attributes
string	data
const char *	pos
const char *	end
bool	at_end
Xapian::docid	did
Xapian::termcount	wdf
flint_doclen_t	doclength

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Detailed Description

PostlistChunkReader is essentially an iterator wrapper around a postlist chunk.

It simply iterates through the entries in a postlist.

Definition at line 261 of file flint_postlist.cc.

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Constructor & Destructor Documentation

PostlistChunkReader::PostlistChunkReader	(	Xapian::docid	first_did,
		const string &	data_
	)			[inline]

Initialise the postlist chunk reader.

Parameters:

	first_did	First document id in this chunk.
	data	The tag string with the header removed.

Definition at line 268 of file flint_postlist.cc.

References read_wdf_and_length().

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Member Function Documentation

Xapian::docid PostlistChunkReader::get_docid

(

)

const [inline]

Definition at line 274 of file flint_postlist.cc.

Referenced by FlintPostListTable::merge_changes().

Xapian::termcount PostlistChunkReader::get_wdf

(

)

const [inline]

Definition at line 277 of file flint_postlist.cc.

Referenced by FlintPostListTable::merge_changes().

flint_doclen_t PostlistChunkReader::get_doclength

(

)

const [inline]

Definition at line 280 of file flint_postlist.cc.

References DEBUGCALL, and RETURN.

Referenced by FlintPostListTable::merge_changes().

bool PostlistChunkReader::is_at_end

(

)

const [inline]

Definition at line 285 of file flint_postlist.cc.

Referenced by FlintPostListTable::merge_changes().

void PostlistChunkReader::next

(

)

Advance to the next entry.

Set at_end if we run off the end.

Definition at line 307 of file flint_postlist.cc.

References at_end, did, doclength, end, pos, read_did_increase(), read_wdf_and_length(), and wdf.

Referenced by FlintPostListTable::merge_changes().

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Member Data Documentation

string PostlistChunkReader::data [private]

Definition at line 294 of file flint_postlist.cc.

const char* PostlistChunkReader::pos [private]

Definition at line 296 of file flint_postlist.cc.

Referenced by next().

const char* PostlistChunkReader::end [private]

Definition at line 297 of file flint_postlist.cc.

Referenced by next().

bool PostlistChunkReader::at_end [private]

Definition at line 299 of file flint_postlist.cc.

Referenced by next().

Xapian::docid PostlistChunkReader::did [private]

Definition at line 301 of file flint_postlist.cc.

Referenced by next().

Xapian::termcount PostlistChunkReader::wdf [private]

Definition at line 302 of file flint_postlist.cc.

Referenced by next().

flint_doclen_t PostlistChunkReader::doclength [private]

Definition at line 303 of file flint_postlist.cc.

Referenced by next().

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

• backends/flint/flint_postlist.cc

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