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/*
* StorageManager.cpp
*
* Copyright (C) 2009 Matthias Schiffer <matthias@gamezock.de>
*
* This program is free software: you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published by the
* Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License along
* with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "StorageManager.h"
#include "StorageBackend.h"
#include <boost/thread/locks.hpp>
namespace Mad {
namespace Common {
void StorageManager::setBackend(boost::shared_ptr<StorageBackend> newBackend) {
boost::lock_guard<boost::shared_mutex> lock(mutex);
backend = newBackend;
}
void StorageManager::unsetBackend(boost::shared_ptr<StorageBackend> oldBackend) {
boost::lock_guard<boost::shared_mutex> lock(mutex);
if(backend == oldBackend)
backend.reset();
}
std::set<std::string> StorageManager::listTypes() throw (Core::Exception) {
boost::shared_lock<boost::shared_mutex> lock(mutex);
if(!backend)
throw Core::Exception(Core::Exception::NOT_IMPLEMENTED);
return backend->listTypes();
}
std::set<std::string> StorageManager::list(const std::string &type) throw (Core::Exception) {
boost::shared_lock<boost::shared_mutex> lock(mutex);
if(!backend)
throw Core::Exception(Core::Exception::NOT_IMPLEMENTED);
return backend->list(type);
}
bool StorageManager::exists(const std::string &type, const std::string &name) throw (Core::Exception) {
boost::shared_lock<boost::shared_mutex> lock(mutex);
if(!backend)
throw Core::Exception(Core::Exception::NOT_IMPLEMENTED);
return backend->exists(type, name);
}
void StorageManager::store(const std::string &type, const std::string &name, const XmlData *data) throw (Core::Exception) {
boost::shared_lock<boost::shared_mutex> lock(mutex);
if(!backend)
throw Core::Exception(Core::Exception::NOT_IMPLEMENTED);
backend->store(type, name, data);
}
boost::shared_ptr<XmlData> StorageManager::load(const std::string &type, const std::string &name) throw (Core::Exception) {
boost::shared_lock<boost::shared_mutex> lock(mutex);
if(!backend)
throw Core::Exception(Core::Exception::NOT_IMPLEMENTED);
return backend->load(type, name);
}
void StorageManager::remove(const std::string &type, const std::string &name) throw (Core::Exception) {
boost::shared_lock<boost::shared_mutex> lock(mutex);
if(!backend)
throw Core::Exception(Core::Exception::NOT_IMPLEMENTED);
backend->remove(type, name);
}
}
}
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