# include/xapian/expanddecider.h

Go to the documentation of this file.

    00001
    00004 /* ----START-LICENCE----
    00005  * Copyright 1999,2000,2001 BrightStation PLC
    00006  * Copyright 2003 Olly Betts
    00007  *
    00008  * This program is free software; you can redistribute it and/or
    00009  * modify it under the terms of the GNU General Public License as
    00010  * published by the Free Software Foundation; either version 2 of the
    00011  * License, or (at your option) any later version.
    00012  *
    00013  * This program is distributed in the hope that it will be useful,
    00014  * but WITHOUT ANY WARRANTY; without even the implied warranty of
    00015  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    00016  * GNU General Public License for more details.
    00017  *
    00018  * You should have received a copy of the GNU General Public License
    00019  * along with this program; if not, write to the Free Software
    00020  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
    00021  * USA
    00022  * -----END-LICENCE-----
    00023  */
    00024
    00025 #ifndef XAPIAN_INCLUDED_EXPANDDECIDER_H
    00026 #define XAPIAN_INCLUDED_EXPANDDECIDER_H
    00027
    00028 #include <set>
    00029
    00030 #include <xapian/enquire.h>
    00031
    00032 namespace Xapian {
    00033
    00037 class ExpandDeciderFilterTerms : public ExpandDecider {
    00038     public:
    00042         ExpandDeciderFilterTerms(Xapian::TermIterator terms,
    00043                                  Xapian::TermIterator termsend);
    00044
    00045         virtual int operator()(const std::string &tname) const;
    00046     private:
    00047         std::set<std::string> tset;
    00048 };
    00049
    00053 class ExpandDeciderAnd : public ExpandDecider {
    00054     public:
    00059         ExpandDeciderAnd(const ExpandDecider *left_,
    00060                          const ExpandDecider *right_);
    00061
    00062         virtual int operator()(const std::string &tname) const;
    00063
    00064     private:
    00065         const ExpandDecider *left;
    00066         const ExpandDecider *right;
    00067 };
    00068
    00069 }
    00070
    00071 #endif /* XAPIAN_INCLUDED_EXPANDDECIDER_H */