Xapian::StemImplementation Class Reference

Class representing a stemming algorithm implementation. More...

#include <stem.h>

Inheritance diagram for Xapian::StemImplementation:

Collaboration diagram for Xapian::StemImplementation:

Public Member Functions
	StemImplementation ()
	Default constructor. More...
virtual	~StemImplementation ()
	Virtual destructor. More...
virtual std::string	operator() (const std::string &word)=0
	Stem the specified word. More...
virtual bool	use_proper_noun_heuristic () const
	Should QueryParser suppress stemming for capitalised words? More...
virtual std::string	get_description () const =0
	Return a string describing this object. More...
Public Member Functions inherited from Xapian::Internal::intrusive_base
	intrusive_base ()
	Construct with no references. More...

Private Member Functions
void	operator= (const StemImplementation &)=delete
	Don't allow assignment. More...
	StemImplementation (const StemImplementation &)=delete
	Don't allow copying. More...

Additional Inherited Members
Public Attributes inherited from Xapian::Internal::intrusive_base
unsigned	_refs
	Reference count. More...

Detailed Description

Class representing a stemming algorithm implementation.

Definition at line 39 of file stem.h.

Constructor & Destructor Documentation

StemImplementation() [1/2]

Xapian::StemImplementation::StemImplementation ( const StemImplementation &  )

privatedelete

Don't allow copying.

StemImplementation() [2/2]

Xapian::StemImplementation::StemImplementation ( )

inline

Default constructor.

Definition at line 50 of file stem.h.

~StemImplementation()

Xapian::StemImplementation::~StemImplementation ( )

virtual

Virtual destructor.

Definition at line 75 of file stem.cc.

Member Function Documentation

get_description()

virtual std::string Xapian::StemImplementation::get_description ( ) const

pure virtual

Return a string describing this object.

Implemented in MyStemImpl, Xapian::Internal::Snowball::Yiddish, Xapian::Internal::Snowball::Turkish, Xapian::Internal::Snowball::Tamil, Xapian::Internal::Snowball::Swedish, Xapian::Internal::Snowball::Spanish, Xapian::Internal::Snowball::Serbian, Xapian::Internal::Snowball::Russian, Xapian::Internal::Snowball::Romanian, Xapian::Internal::Snowball::Portuguese, Xapian::Internal::Snowball::Porter, Xapian::Internal::Snowball::Polish, Xapian::Internal::Snowball::Norwegian, Xapian::Internal::Snowball::Nepali, Xapian::Internal::Snowball::Lovins, Xapian::Internal::Snowball::Lithuanian, Xapian::Internal::Snowball::Italian, Xapian::Internal::Snowball::Irish, Xapian::Internal::Snowball::Indonesian, Xapian::Internal::Snowball::Hungarian, Xapian::Internal::Snowball::Hindi, Xapian::Internal::Snowball::Greek, Xapian::Internal::Snowball::German, Xapian::Internal::Snowball::French, Xapian::Internal::Snowball::Finnish, Xapian::Internal::Snowball::Estonian, Xapian::Internal::Snowball::Esperanto, Xapian::Internal::Snowball::English, Xapian::Internal::Snowball::Earlyenglish, Xapian::Internal::Snowball::DutchPorter, Xapian::Internal::Snowball::Dutch, Xapian::Internal::Snowball::Danish, Xapian::Internal::Snowball::Catalan, Xapian::Internal::Snowball::Basque, Xapian::Internal::Snowball::Armenian, and Xapian::Internal::Snowball::Arabic.

operator()()

virtual std::string Xapian::StemImplementation::operator() ( const std::string &  word )

pure virtual

Stem the specified word.

Implemented in MyStemImpl, Xapian::Internal::Snowball::Yiddish, Xapian::Internal::Snowball::Turkish, Xapian::Internal::Snowball::Tamil, Xapian::Internal::Snowball::Swedish, Xapian::Internal::Snowball::Spanish, Xapian::Internal::Snowball::Serbian, Xapian::Internal::Snowball::Russian, Xapian::Internal::Snowball::Romanian, Xapian::Internal::Snowball::Portuguese, Xapian::Internal::Snowball::Porter, Xapian::Internal::Snowball::Polish, Xapian::Internal::Snowball::Norwegian, Xapian::Internal::Snowball::Nepali, Xapian::Internal::Snowball::Lovins, Xapian::Internal::Snowball::Lithuanian, Xapian::Internal::Snowball::Italian, Xapian::Internal::Snowball::Irish, Xapian::Internal::Snowball::Indonesian, Xapian::Internal::Snowball::Hungarian, Xapian::Internal::Snowball::Hindi, Xapian::Internal::Snowball::Greek, Xapian::Internal::Snowball::German, Xapian::Internal::Snowball::French, Xapian::Internal::Snowball::Finnish, Xapian::Internal::Snowball::Estonian, Xapian::Internal::Snowball::Esperanto, Xapian::Internal::Snowball::English, Xapian::Internal::Snowball::Earlyenglish, Xapian::Internal::Snowball::DutchPorter, Xapian::Internal::Snowball::Dutch, Xapian::Internal::Snowball::Danish, Xapian::Internal::Snowball::Catalan, Xapian::Internal::Snowball::Basque, Xapian::Internal::Snowball::Armenian, and Xapian::Internal::Snowball::Arabic.

operator=()

void Xapian::StemImplementation::operator= ( const StemImplementation &  )

privatedelete

Don't allow assignment.

use_proper_noun_heuristic()

bool Xapian::StemImplementation::use_proper_noun_heuristic ( ) const

virtual

Should QueryParser suppress stemming for capitalised words?

See QueryParser::feature_flag value FLAG_NO_PROPER_NOUN_HEURISTIC for details.

The default implementation of this method returns false.

Since

Xapian 2.0.0.

Reimplemented in Xapian::Internal::Snowball::Swedish, Xapian::Internal::Snowball::Spanish, Xapian::Internal::Snowball::Portuguese, Xapian::Internal::Snowball::Porter, Xapian::Internal::Snowball::Norwegian, Xapian::Internal::Snowball::Lovins, Xapian::Internal::Snowball::Italian, Xapian::Internal::Snowball::Indonesian, Xapian::Internal::Snowball::French, Xapian::Internal::Snowball::English, Xapian::Internal::Snowball::Earlyenglish, Xapian::Internal::Snowball::DutchPorter, Xapian::Internal::Snowball::Dutch, Xapian::Internal::Snowball::Danish, and Xapian::Internal::Snowball::Catalan.

Definition at line 70 of file stem.cc.

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

• include/xapian/stem.h
• languages/stem.cc