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/* -*- mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; -*-
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* vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
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* Copyright (C) 2008 Sun Microsystems, Inc.
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; version 2 of the License.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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#ifndef DRIZZLED_MODULE_REGISTRY_H
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#define DRIZZLED_MODULE_REGISTRY_H
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#include <boost/scoped_ptr.hpp>
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#include "drizzled/gettext.h"
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#include "drizzled/unireg.h"
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#include "drizzled/errmsg_print.h"
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#include "drizzled/plugin/plugin.h"
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typedef std::map<std::string, Library *> LibraryMap;
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typedef std::map<std::string, Module *> ModuleMap;
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typedef std::vector<Module *> ModuleList;
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LibraryMap library_registry_;
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ModuleMap module_registry_;
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boost::scoped_ptr<Graph> depend_graph_;
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plugin::Plugin::map plugin_registry;
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Registry(const Registry&);
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Registry& operator=(const Registry&);
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static Registry& singleton()
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static Registry *registry= new Registry();
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void copy(plugin::Plugin::vector &arg);
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static void shutdown();
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Module *find(std::string name);
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void add(Module *module);
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void remove(Module *module);
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std::vector<Module *> getList();
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const plugin::Plugin::map &getPluginsMap() const
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return plugin_registry;
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const ModuleMap &getModulesMap() const
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return module_registry_;
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Library *addLibrary(const std::string &plugin_name, bool builtin= false);
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void removeLibrary(const std::string &plugin_name);
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Library *findLibrary(const std::string &plugin_name) const;
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void shutdownModules();
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std::string plugin_type(plugin->getTypeName());
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std::transform(plugin_type.begin(), plugin_type.end(),
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plugin_type.begin(), ::tolower);
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std::string plugin_name(plugin->getName());
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std::transform(plugin_name.begin(), plugin_name.end(),
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plugin_name.begin(), ::tolower);
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if (plugin_registry.find(std::make_pair(plugin_type, plugin_name)) != plugin_registry.end())
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errmsg_printf(error::ERROR,
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_("Loading plugin %s failed: a %s plugin by that name "
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"already exists.\n"),
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plugin->getTypeName().c_str(),
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plugin->getName().c_str());
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if (T::addPlugin(plugin))
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errmsg_printf(error::ERROR,
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_("Fatal error: Failed initializing %s::%s plugin.\n"),
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plugin->getTypeName().c_str(),
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plugin->getName().c_str());
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plugin_registry.insert(std::make_pair(std::make_pair(plugin_type, plugin_name), plugin));
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void remove(T *plugin)
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std::string plugin_type(plugin->getTypeName());
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std::transform(plugin_type.begin(), plugin_type.end(),
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plugin_type.begin(), ::tolower);
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std::string plugin_name(plugin->getName());
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std::transform(plugin_name.begin(), plugin_name.end(),
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plugin_name.begin(), ::tolower);
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T::removePlugin(plugin);
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plugin_registry.erase(std::make_pair(plugin_type, plugin_name));
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} /* namespace module */
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} /* namespace drizzled */
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#endif /* DRIZZLED_MODULE_REGISTRY_H */