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/*
* InformationManager.h
*
* Copyright (C) 2008 Matthias Schiffer <matthias@gamezock.de>
*
* This program is free software: you can redistribute it and/or modify it
* under the terms of the GNU 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef MAD_CLIENT_INFORMATIONMANAGER_H_
#define MAD_CLIENT_INFORMATIONMANAGER_H_
#include <map>
#include <memory>
#include <Common/HostInfo.h>
#include <Common/Initializable.h>
#include <Common/Request.h>
#include <boost/thread/condition_variable.hpp>
#include <boost/thread/locks.hpp>
#include <boost/thread/mutex.hpp>
namespace Mad {
namespace Client {
class InformationManager : public Common::Initializable {
private:
class DaemonStateUpdateRequestHandler : public Common::RequestHandler {
protected:
virtual void handlePacket(const Common::XmlPacket &packet);
public:
DaemonStateUpdateRequestHandler(Common::Connection *connection, uint16_t requestId)
: RequestHandler(connection, requestId) {}
};
static InformationManager informationManager;
boost::mutex mutex;
boost::condition_variable updateCond;
std::map<std::string, Common::HostInfo> daemons;
bool updating;
// Prevent shallow copy
InformationManager(const InformationManager &o);
InformationManager& operator=(const InformationManager &o);
InformationManager() : updating(false) {}
void daemonListRequestFinished(const Common::Request &request);
protected:
virtual void doInit();
virtual void doDeinit();
public:
static InformationManager *get() {
return &informationManager;
}
void updateDaemonList(Common::Connection *con);
bool isUpdating() {
boost::lock_guard<boost::mutex> lock(mutex);
return updating;
}
void waitWhileUpdating() {
boost::unique_lock<boost::mutex> lock(mutex);
while(updating)
updateCond.wait(lock);
}
std::map<std::string, Common::HostInfo> getDaemons() {
boost::lock_guard<boost::mutex> lock(mutex);
return daemons;
}
};
}
}
#endif /* MAD_CLIENT_INFORMATIONMANAGER_H_ */
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