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a/src/rcldb/rclquery_p.h |
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b/src/rcldb/rclquery_p.h |
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#ifndef _rclquery_p_h_included_
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#ifndef _rclquery_p_h_included_
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#define _rclquery_p_h_included_
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#define _rclquery_p_h_included_
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/* @(#$Id: rclquery_p.h,v 1.1 2008-06-13 18:22:46 dockes Exp $ (C) 2007 J.F.Dockes */
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/* @(#$Id: rclquery_p.h,v 1.2 2008-07-01 08:31:08 dockes Exp $ (C) 2007 J.F.Dockes */
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#include <map>
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#include <map>
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#include <vector>
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#include <vector>
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using std::map;
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using std::map;
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namespace Rcl {
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namespace Rcl {
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class Query::Native {
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class Query::Native {
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public:
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public:
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Xapian::Query query; // query descriptor: terms and subqueries
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/** The query I belong to */
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// joined by operators (or/and etc...)
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Query *m_q;
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/** query descriptor: terms and subqueries joined by operators
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* (or/and etc...)
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*/
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Xapian::Query query;
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vector<int> m_dbindices; // In case there is a postq filter: sequence of
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/** In case there is a postq filter: sequence of db indices that match */
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// db indices that match
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vector<int> m_dbindices;
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// Filtering results on location. There are 2 possible approaches
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// Filtering results on location. There are 2 possible approaches
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// for this:
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// for this:
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// - Set a "MatchDecider" to be used by Xapian during the query
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// - Set a "MatchDecider" to be used by Xapian during the query
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// - Filter the results out of Xapian (this also uses a
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// - Filter the results out of Xapian (this also uses a
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// cases).
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// cases).
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//
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//
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// Which is used is decided in SetQuery(), by setting either of
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// Which is used is decided in SetQuery(), by setting either of
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// the two following members. This in turn is controlled by a
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// the two following members. This in turn is controlled by a
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// preprocessor directive.
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// preprocessor directive.
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#define XAPIAN_FILTERING 1
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#define XAPIAN_FILTERING 1
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Xapian::MatchDecider *decider; // Xapian does the filtering
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Xapian::MatchDecider *decider; // Xapian does the filtering
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Xapian::MatchDecider *postfilter; // Result filtering done by Recoll
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Xapian::MatchDecider *postfilter; // Result filtering done by Recoll
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Xapian::Enquire *enquire; // Open query descriptor.
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Xapian::Enquire *enquire; // Open query descriptor.
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Xapian::MSet mset; // Partial result set
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Xapian::MSet mset; // Partial result set
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Query *m_q;
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// Term frequencies for current query. See makeAbstract, setQuery
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// Term frequencies for current query. See makeAbstract, setQuery
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map<string, double> termfreqs;
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map<string, double> termfreqs;
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Native(Query *q)
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Native(Query *q)
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: decider(0), postfilter(0), enquire(0), m_q(q)
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: m_q(q), decider(0), postfilter(0), enquire(0)
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{ }
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{ }
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~Native() {
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~Native() {
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delete decider;
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clear();
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delete postfilter;
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}
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delete enquire;
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void clear() {
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m_dbindices.clear();
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delete decider; decider = 0;
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delete postfilter; postfilter = 0;
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delete enquire; enquire = 0;
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termfreqs.clear();
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}
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}
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};
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};
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}
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}
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#endif /* _rclquery_p_h_included_ */
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#endif /* _rclquery_p_h_included_ */
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