/**
* Copyright 2002-2004 The Apache Software Foundation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef _lucene_search_highlight_weightedterm_
#define _lucene_search_highlight_weightedterm_
#if defined(_LUCENE_PRAGMA_ONCE)
# pragma once
#endif
#include "CLucene/util/VoidList.h"
CL_NS_DEF2(search,highlight)
/** Lightweight class to hold term and a weight value used for scoring this term
*/
class WeightedTerm:LUCENE_BASE
{
private:
float_t _weight; // multiplier
TCHAR* _term; //stemmed form
size_t cachedHashCode;
WeightedTerm(const WeightedTerm& other);
public:
WeightedTerm (float_t weight,const TCHAR* term);
~WeightedTerm();
/**
* @return the term value (stemmed)
*/
const TCHAR* getTerm() const;
/**
* @return the weight associated with this term
*/
float_t getWeight() const ;
/**
* @param term the term value (stemmed)
*/
void setTerm(TCHAR* term);
/**
* @param weight the weight associated with this term
*/
void setWeight(float_t aweight);
size_t hashCode();
WeightedTerm* clone() const;
/**
* Compare weighted terms, according to the term text.
* @todo Do we have to take boost factors into account
*/
class Compare:LUCENE_BASE, public CL_NS(util)::Compare::_base //<WeightedTerm*>
{
public:
//todo: this should be more efficient, but will be using a hash table soon, anyway
bool operator()( WeightedTerm* t1, WeightedTerm* t2 ) const;
size_t operator()( WeightedTerm* t ) const;
};
};
/** CLHashSet of WeightedTerm */
typedef CL_NS(util)::CLHashSet<WeightedTerm*, WeightedTerm::Compare, CL_NS(util)::Deletor::Object<WeightedTerm> > WeightedTermList;
CL_NS_END2
#endif