36 lines
861 B
C++
36 lines
861 B
C++
/*=============================================================================
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# Filename: ResultFilter.h
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# Author: Jiaqi, Chen
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# Mail: chenjiaqi93@163.com
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# Last Modified: 2016-05-03 15:36
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# Description:
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=============================================================================*/
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#ifndef _QUERY_RESULTFILTER_H
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#define _QUERY_RESULTFILTER_H
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#include "SPARQLquery.h"
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#include "../Util/Util.h"
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class ResultFilter
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{
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private:
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static const int MAX_SIZE = 1048576;
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inline int hash(int x)
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{
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return ((x & (MAX_SIZE - 1)) * 17) & (MAX_SIZE - 1);
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}
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std::map<std::string, std::vector<int> > hash_table;
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public:
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void addVar(std::string var);
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std::vector<int>* findVar(std::string var);
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void change(SPARQLquery& query, int value);
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void candFilter(SPARQLquery& query);
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};
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#endif // _QUERY_RESULTFILTER_H
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