Drizzled Public API Documentation

character_sets.h

00001 /* - mode: c; c-basic-offset: 2; indent-tabs-mode: nil; -*-
00002  *  vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
00003  *
00004  *  Copyright (C) 2010 Sun Microsystems, Inc.
00005  *
00006  *  This program is free software; you can redistribute it and/or modify
00007  *  it under the terms of the GNU General Public License as published by
00008  *  the Free Software Foundation; either version 2 of the License, or
00009  *  (at your option) any later version.
00010  *
00011  *  This program is distributed in the hope that it will be useful,
00012  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
00013  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00014  *  GNU General Public License for more details.
00015  *
00016  *  You should have received a copy of the GNU General Public License
00017  *  along with this program; if not, write to the Free Software
00018  *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
00019  */
00020 
00021 #pragma once
00022 
00023 class CharacterSetsTool : public drizzled::plugin::TableFunction
00024 {
00025 public:
00026 
00027   CharacterSetsTool();
00028 
00029   CharacterSetsTool(const char *table_arg) :
00030     drizzled::plugin::TableFunction("DATA_DICTIONARY", table_arg)
00031   { }
00032 
00033   ~CharacterSetsTool() {}
00034 
00035   class Generator : public drizzled::plugin::TableFunction::Generator 
00036   {
00037     drizzled::CHARSET_INFO **character_set_iter;
00038     bool is_char_primed;
00039     bool nextCharacterSetCore();
00040 
00041   public:
00042     Generator(drizzled::Field **arg);
00043 
00044     bool populate();
00045     bool nextCharacterSet();
00046     bool checkCharacterSet();
00047     virtual void fill();
00048 
00049     drizzled::CHARSET_INFO const * character_set()
00050     {
00051       return character_set_iter[0];
00052     }
00053 
00054     bool isCharacterSetPrimed()
00055     {
00056       return is_char_primed;
00057     }
00058 
00059   };
00060 
00061   CharacterSetsTool::Generator *generator(drizzled::Field **arg)
00062   {
00063     return new Generator(arg);
00064   }
00065 };
00066