Drizzled Public API Documentation

plugins.cc
00001 /* - mode: c; c-basic-offset: 2; indent-tabs-mode: nil; -*-
00002  *  vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
00003  *
00004  *  Copyright (C) 2009 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 #include <config.h>
00022 
00023 #include <plugin/registry_dictionary/dictionary.h>
00024 
00025 using namespace drizzled;
00026 
00027 PluginsTool::PluginsTool() :
00028   plugin::TableFunction("DATA_DICTIONARY", "PLUGINS")
00029 {
00030   add_field("PLUGIN_NAME");
00031   add_field("PLUGIN_TYPE");
00032   add_field("IS_ACTIVE", plugin::TableFunction::BOOLEAN, 0, false);
00033   add_field("MODULE_NAME");
00034 }
00035 
00036 PluginsTool::Generator::Generator(Field **arg) :
00037   plugin::TableFunction::Generator(arg)
00038 {
00039   module::Registry &registry= module::Registry::singleton();
00040   const plugin::Plugin::map &plugin_map=
00041     registry.getPluginsMap();
00042 
00043   it= plugin_map.begin();
00044   end= plugin_map.end();
00045 }
00046 
00047 bool PluginsTool::Generator::populate()
00048 {
00049   if (it == end)
00050     return false;
00051 
00052   const plugin::Plugin *plugin= (*it).second;
00053 
00054   /* PLUGIN_NAME */
00055   push(plugin->getName());
00056 
00057   /* PLUGIN_TYPE */
00058   push(plugin->getTypeName());
00059 
00060   /* IS_ACTIVE */
00061   push(plugin->isActive());
00062 
00063   /* MODULE_NAME */
00064   push(plugin->getModuleName());
00065 
00066   it++;
00067 
00068   return true;
00069 }