xapian-core/tests/harness/backendmanager_glass.h

   1 /** @file
   2  * @brief BackendManager subclass for glass databases.
   3  */
   4 /* Copyright (C) 2007,2008,2009,2018 Olly Betts
   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 USA
  19  */
  20
  21 #ifndef XAPIAN_INCLUDED_BACKENDMANAGER_GLASS_H
  22 #define XAPIAN_INCLUDED_BACKENDMANAGER_GLASS_H
  23
  24 #include "backendmanager.h"
  25
  26 #include <string>
  27
  28 #include <xapian/types.h>
  29 #include <xapian/postingiterator.h>
  30
  31 /// BackendManager subclass for glass databases.
  32 class BackendManagerGlass : public BackendManager {
  33     /// Don't allow assignment.
  34     void operator=(const BackendManagerGlass &);
  35
  36     /// Don't allow copying.
  37     BackendManagerGlass(const BackendManagerGlass &);
  38
  39     /// The path of the last writable database used.
  40     std::string last_wdb_name;
  41
  42     /// Get the path of Glass Xapian::Database instance.
  43     std::string do_get_database_path(const std::vector<std::string> & files);
  44
  45   public:
  46     BackendManagerGlass(const std::string& datadir_);
  47
  48     /// Return a string representing the current database type.
  49     std::string get_dbtype() const;
  50
  51     /// Create a Glass Xapian::WritableDatabase object indexing a single file.
  52     Xapian::WritableDatabase get_writable_database(const std::string & name,
  53                                                    const std::string & file);
  54
  55     /// Get the path of Glass Xapian::WritableDatabase instance.
  56     std::string get_writable_database_path(const std::string & name);
  57
  58     std::string get_compaction_output_path(const std::string& name);
  59
  60     /// Get the path to use for generating a database, if supported.
  61     std::string get_generated_database_path(const std::string & name);
  62
  63     /// Create a WritableDatabase object for the last opened WritableDatabase.
  64     Xapian::WritableDatabase get_writable_database_again();
  65
  66     /// Get the path of the last opened WritableDatabase.
  67     std::string get_writable_database_path_again();
  68 };
  69
  70 #endif // XAPIAN_INCLUDED_BACKENDMANAGER_GLASS_H