Drizzled Public API Documentation

show_schemas.cc
00001 /* - mode: c; c-basic-offset: 2; indent-tabs-mode: nil; -*-
00002  *  vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
00003  *
00004  *  Copyright (C) 2010 Brian Aker
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 #include <config.h>
00022 #include <plugin/show_dictionary/dictionary.h>
00023 
00024 using namespace std;
00025 using namespace drizzled;
00026 
00027 ShowSchemas::ShowSchemas() :
00028   show_dictionary::Show("SHOW_SCHEMAS")
00029 {
00030   add_field("SCHEMA_NAME");
00031 }
00032 
00033 ShowSchemas::Generator::Generator(Field **arg) :
00034   show_dictionary::Show::Generator(arg),
00035   schema_generator(getSession())
00036 {
00037 }
00038 
00039 bool ShowSchemas::Generator::populate()
00040 {
00041   drizzled::message::schema::shared_ptr schema_ptr;
00042 
00043   if (not isShowQuery())
00044     return false;
00045 
00046   while ((schema_ptr= schema_generator))
00047   {
00048     if (isWild(schema_ptr->name()))
00049       continue;
00050 
00051     /* Schema */
00052     push(schema_ptr->name());
00053 
00054     return true;
00055   }
00056 
00057   return false;
00058 }