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       1                 :            : /** @file chert_lazytable.h
       2                 :            :  * @brief Subclass of ChertTable for deriving lazy tables from.
       3                 :            :  */
       4                 :            : /* Copyright (C) 2009 Olly Betts
       5                 :            :  *
       6                 :            :  * This program is free software; you can redistribute it and/or modify
       7                 :            :  * it under the terms of the GNU General Public License as published by
       8                 :            :  * the Free Software Foundation; either version 2 of the License, or
       9                 :            :  * (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 USA
      19                 :            :  */
      20                 :            : 
      21                 :            : #ifndef XAPIAN_INCLUDED_CHERT_LAZYTABLE_H
      22                 :            : #define XAPIAN_INCLUDED_CHERT_LAZYTABLE_H
      23                 :            : 
      24                 :            : #include "chert_table.h"
      25                 :            : 
      26                 :       9156 : class ChertLazyTable : public ChertTable {
      27                 :            :   public:
      28                 :            :     /** Create a new lazy table.
      29                 :            :      *
      30                 :            :      *  @param name_            The table's name.
      31                 :            :      *  @param path             The path for the table.
      32                 :            :      *  @param readonly         true if the table is read-only, else false.
      33                 :            :      *  @param z_strategy       zlib strategy.
      34                 :            :      */
      35                 :       9156 :     ChertLazyTable(const char * name_, const std::string & path, bool readonly,
      36                 :            :                    int z_strategy)
      37                 :       9156 :         : ChertTable(name_, path, readonly, z_strategy, true) { }
      38                 :            : 
      39                 :            :     /** Lazy version of ChertTable::create_and_open().
      40                 :            :      *
      41                 :            :      *  This method isn't virtual, but we never call it such that it needs to
      42                 :            :      *  be.
      43                 :            :      */
      44                 :       1002 :     void create_and_open(unsigned int blocksize) {
      45                 :            :         // This table is created lazily, so erase it in case we're overwriting
      46                 :            :         // an existing database which has this table.
      47                 :       1002 :         ChertTable::erase();
      48                 :       1002 :         ChertTable::set_block_size(blocksize);
      49                 :       1002 :     }
      50                 :            : };
      51                 :            : 
      52                 :            : #endif // XAPIAN_INCLUDED_CHERT_LAZYTABLE_H