InMemoryPositionList Class Reference

A position list in a inemory database. More...

#include <inmemory_positionlist.h>

Inheritance diagram for InMemoryPositionList:

[legend]Collaboration diagram for InMemoryPositionList:

[legend]List of all members.

Public Member Functions
	InMemoryPositionList ()
	Default constructor.
	InMemoryPositionList (const OmDocumentTerm::term_positions &positions_)
	Construct, fill list with data, and move the position to the start.
	~InMemoryPositionList ()
	Destructor.
void	set_data (const OmDocumentTerm::term_positions &positions_)
	Fill list with data, and move the position to the start.
Xapian::termcount	get_size () const
	Gets size of position list.
Xapian::termpos	get_position () const
	Gets current position.
void	next ()
	Move to the next item in the list.
void	skip_to (Xapian::termpos termpos)
	Move to the next item in the list.
bool	at_end () const
	True if we're off the end of the list.
Private Member Functions
	InMemoryPositionList (const InMemoryPositionList &)
	Copying is not allowed.
void	operator= (const InMemoryPositionList &)
	Assignment is not allowed.
Private Attributes
vector< Xapian::termpos >	positions
	The list of positions.
vector< Xapian::termpos >::const_iterator	mypos
	Position of iteration through positions.
bool	iterating_in_progress
	True if we have started iterating.

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Detailed Description

A position list in a inemory database.

Definition at line 38 of file inmemory_positionlist.h.

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Constructor & Destructor Documentation

InMemoryPositionList::InMemoryPositionList

(

const InMemoryPositionList &

)

[private]

Copying is not allowed.

InMemoryPositionList::InMemoryPositionList

(

)

[inline]

Default constructor.

Definition at line 58 of file inmemory_positionlist.h.

InMemoryPositionList::InMemoryPositionList

(

const OmDocumentTerm::term_positions &

positions_

)

Construct, fill list with data, and move the position to the start.

Definition at line 28 of file inmemory_positionlist.cc.

InMemoryPositionList::~InMemoryPositionList

(

)

[inline]

Destructor.

Definition at line 64 of file inmemory_positionlist.h.

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Member Function Documentation

void InMemoryPositionList::operator=

(

const InMemoryPositionList &

)

[private]

Assignment is not allowed.

void InMemoryPositionList::set_data

(

const OmDocumentTerm::term_positions &

positions_

)

Fill list with data, and move the position to the start.

Definition at line 35 of file inmemory_positionlist.cc.

References iterating_in_progress, mypos, and positions.

Referenced by InMemoryPostList::read_position_list().

Xapian::termcount InMemoryPositionList::get_size

(

)

const [virtual]

Gets size of position list.

Implements Xapian::PositionIterator::Internal.

Definition at line 43 of file inmemory_positionlist.cc.

References positions.

Xapian::termpos InMemoryPositionList::get_position

(

)

const [virtual]

Gets current position.

Implements Xapian::PositionIterator::Internal.

Definition at line 49 of file inmemory_positionlist.cc.

References Assert, at_end(), iterating_in_progress, and mypos.

void InMemoryPositionList::next

(

)

[virtual]

Move to the next item in the list.

Either next() or skip_to() must be called before any other methods.

Implements Xapian::PositionIterator::Internal.

Definition at line 57 of file inmemory_positionlist.cc.

References Assert, at_end(), iterating_in_progress, and mypos.

void InMemoryPositionList::skip_to

(

Xapian::termpos

termpos

)

[virtual]

Move to the next item in the list.

Either next() or skip_to() must be called before any other methods.

Implements Xapian::PositionIterator::Internal.

Definition at line 68 of file inmemory_positionlist.cc.

References at_end(), iterating_in_progress, and mypos.

bool InMemoryPositionList::at_end

(

)

const [virtual]

True if we're off the end of the list.

Implements Xapian::PositionIterator::Internal.

Definition at line 75 of file inmemory_positionlist.cc.

References mypos, and positions.

Referenced by get_position(), next(), and skip_to().

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Member Data Documentation

vector<Xapian::termpos> InMemoryPositionList::positions [private]

The list of positions.

Definition at line 42 of file inmemory_positionlist.h.

Referenced by at_end(), get_size(), and set_data().

vector<Xapian::termpos>::const_iterator InMemoryPositionList::mypos [private]

Position of iteration through positions.

Definition at line 45 of file inmemory_positionlist.h.

Referenced by at_end(), get_position(), next(), set_data(), and skip_to().

bool InMemoryPositionList::iterating_in_progress [private]

True if we have started iterating.

Definition at line 48 of file inmemory_positionlist.h.

Referenced by get_position(), next(), set_data(), and skip_to().

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

• common/inmemory_positionlist.h
• backends/inmemory/inmemory_positionlist.cc

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