Branch data     Line data    Source code

       1                 :            : /* selectpostlist.cc: Parent class for classes which only return selected docs
       2                 :            :  *
       3                 :            :  * Copyright 1999,2000,2001 BrightStation PLC
       4                 :            :  * Copyright 2002 Ananova Ltd
       5                 :            :  * Copyright 2003,2004,2007,2010 Olly Betts
       6                 :            :  *
       7                 :            :  * This program is free software; you can redistribute it and/or
       8                 :            :  * modify it under the terms of the GNU General Public License as
       9                 :            :  * published by the Free Software Foundation; either version 2 of the
      10                 :            :  * License, or (at your option) any later version.
      11                 :            :  *
      12                 :            :  * This program is distributed in the hope that it will be useful,
      13                 :            :  * but WITHOUT ANY WARRANTY; without even the implied warranty of
      14                 :            :  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
      15                 :            :  * GNU General Public License for more details.
      16                 :            :  *
      17                 :            :  * You should have received a copy of the GNU General Public License
      18                 :            :  * along with this program; if not, write to the Free Software
      19                 :            :  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301
      20                 :            :  * USA
      21                 :            :  */
      22                 :            : 
      23                 :            : #include <config.h>
      24                 :            : #include "selectpostlist.h"
      25                 :            : 
      26                 :            : #include "debuglog.h"
      27                 :            : #include "omassert.h"
      28                 :            : 
      29                 :            : PostList *
      30                 :       3764 : SelectPostList::next(Xapian::weight w_min)
      31                 :            : {
      32                 :            :     LOGCALL(MATCH, PostList *, "SelectPostList::next", w_min);
      33   [ +  +  +  + ]:       3764 :     do {
                 [ +  + ]
      34                 :       3764 :         PostList *p = source->next(w_min);
      35                 :            :         (void)p;
      36                 :            :         Assert(p == NULL); // AND should never prune
      37                 :       6520 :     } while (!source->at_end() && !test_doc());
      38                 :       2334 :     RETURN(NULL);
      39                 :            : }
      40                 :            : 
      41                 :            : PostList *
      42                 :          0 : SelectPostList::skip_to(Xapian::docid did, Xapian::weight w_min)
      43                 :            : {
      44                 :            :     LOGCALL(MATCH, PostList *, "SelectPostList::skip_to", did | w_min);
      45         [ #  # ]:          0 :     if (did > get_docid()) {
      46                 :          0 :         PostList *p = source->skip_to(did, w_min);
      47                 :            :         (void)p;
      48                 :            :         Assert(p == NULL); // AND should never prune
      49   [ #  #  #  # ]:          0 :         if (!source->at_end() && !test_doc())
                 [ #  # ]
      50                 :          0 :             RETURN(SelectPostList::next(w_min));
      51                 :            :     }
      52                 :          0 :     RETURN(NULL);
      53                 :            : }
      54                 :            : 
      55                 :            : PostList *
      56                 :         16 : SelectPostList::check(Xapian::docid did, Xapian::weight w_min, bool &valid)
      57                 :            : {
      58                 :            :     LOGCALL(MATCH, PostList *, "SelectPostList::check", did | w_min | valid);
      59                 :         16 :     PostList *p = source->check(did, w_min, valid);
      60                 :            :     (void)p;
      61                 :            :     Assert(p == NULL); // AND should never prune
      62   [ +  -  -  + ]:         16 :     if (valid && !source->at_end() && !test_doc())
         [ #  # ][ -  + ]
      63                 :          0 :         valid = false;
      64                 :         16 :     RETURN(NULL);
      65                 :            : }