Main Page   Namespace List   Class Hierarchy   Alphabetical List   Compound List   File List   Namespace Members   Compound Members   File Members   Related Pages  

TextQueryRep Class Reference

Abstract representation of a text query as a sequence of weighted terms. More...

#include <TextQueryRep.hpp>

Inheritance diagram for TextQueryRep:

QueryRep ArrayQueryRep CORIQueryRep CosSimQueryRep OkapiQueryRep SimpleKLQueryModel TFIDFQueryRep List of all members.

Public Methods

virtual ~TextQueryRep ()
virtual void startIteration () const=0
 This, along with hasMore(), nextTerm(), supports iteration over terms.

virtual bool hasMore () const=0
virtual QueryTermnextTerm () const=0
 Fetch the next term. A new instance is generated; the caller is responsible for deleting it!

virtual double scoreConstant () const=0
 Any query-specific constant term in the scoring formula.


Detailed Description

Abstract representation of a text query as a sequence of weighted terms.


Constructor & Destructor Documentation

virtual TextQueryRep::~TextQueryRep   [inline, virtual]
 


Member Function Documentation

virtual bool TextQueryRep::hasMore   [pure virtual]
 

Implemented in ArrayQueryRep.

virtual QueryTerm* TextQueryRep::nextTerm   [pure virtual]
 

Fetch the next term. A new instance is generated; the caller is responsible for deleting it!

Implemented in ArrayQueryRep.

virtual double TextQueryRep::scoreConstant   [pure virtual]
 

Any query-specific constant term in the scoring formula.

Implemented in SimpleKLQueryModel, and ArrayQueryRep.

virtual void TextQueryRep::startIteration   [pure virtual]
 

This, along with hasMore(), nextTerm(), supports iteration over terms.

Implemented in ArrayQueryRep.


The documentation for this class was generated from the following file:
Generated on Wed Nov 3 12:59:58 2004 for Lemur Toolkit by doxygen1.2.18