LCOV - code coverage report
Current view: top level - backends - valuestats.h (source / functions) Hit Total Coverage
Test: Test Coverage for xapian-core fcfb185a9dd5 Lines: 7 7 100.0 %
Date: 2019-04-18 16:33:14 Functions: 4 4 100.0 %
Branches: 1 2 50.0 %

           Branch data     Line data    Source code
       1                 :            : /** @file valuestats.h
       2                 :            :  * @brief Statistics about values.
       3                 :            :  */
       4                 :            : /* Copyright 2008 Lemur Consulting Ltd
       5                 :            :  *
       6                 :            :  * This program is free software; you can redistribute it and/or
       7                 :            :  * modify it under the terms of the GNU General Public License as
       8                 :            :  * published by the Free Software Foundation; either version 2 of the
       9                 :            :  * License, or (at your option) any later version.
      10                 :            :  *
      11                 :            :  * This program is distributed in the hope that it will be useful,
      12                 :            :  * but WITHOUT ANY WARRANTY; without even the implied warranty of
      13                 :            :  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
      14                 :            :  * GNU General Public License for more details.
      15                 :            :  *
      16                 :            :  * You should have received a copy of the GNU General Public License
      17                 :            :  * along with this program; if not, write to the Free Software
      18                 :            :  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301
      19                 :            :  * USA
      20                 :            :  */
      21                 :            : 
      22                 :            : #ifndef XAPIAN_INCLUDED_VALUESTATS_H
      23                 :            : #define XAPIAN_INCLUDED_VALUESTATS_H
      24                 :            : 
      25                 :            : #include <string>
      26                 :            : #include "xapian/types.h"
      27                 :            : 
      28                 :            : /** Class to hold statistics for a given slot. */
      29                 :    5943994 : struct ValueStats {
      30                 :            :     /** The number of documents which have a (non-empty) value stored in the
      31                 :            :      *  slot.
      32                 :            :      */
      33                 :            :     Xapian::doccount freq;
      34                 :            : 
      35                 :            :     /** A lower bound on the values stored in the given value slot.
      36                 :            :      */
      37                 :            :     std::string lower_bound;
      38                 :            : 
      39                 :            :     /** An upper bound on the values stored in the given value slot.
      40                 :            :      */
      41                 :            :     std::string upper_bound;
      42                 :            : 
      43                 :            :     /// Construct an empty ValueStats object.
      44         [ +  - ]:     804590 :     ValueStats() : freq(0), lower_bound(), upper_bound() {}
      45                 :            : 
      46                 :            :     /** Clear the statistics.
      47                 :            :      */
      48                 :     225255 :     void clear() {
      49                 :     225255 :         freq = 0;
      50                 :     225255 :         lower_bound.resize(0);
      51                 :     225255 :         upper_bound.resize(0);
      52                 :     225255 :     }
      53                 :            : };
      54                 :            : 
      55                 :            : #endif /* XAPIAN_INCLUDED_VALUESTATS_H */

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