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metasystemmanager.hpp

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/*******************************************************************************
 * This file is part of openWNS (open Wireless Network Simulator)
 * _____________________________________________________________________________
 *
 * Copyright (C) 2004-2007
 * Chair of Communication Networks (ComNets)
 * Kopernikusstr. 5, D-52074 Aachen, Germany
 * phone: ++49-241-80-27910,
 * fax: ++49-241-80-22242
 * email: info@openwns.org
 * www: http://www.openwns.org
 * _____________________________________________________________________________
 *
 * openWNS is free software; you can redistribute it and/or modify it under the
 * terms of the GNU Lesser General Public License version 2 as published by the
 * Free Software Foundation;
 *
 * openWNS 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/>.
 *
 ******************************************************************************/

#ifndef __METASYSTEMMANAGER_HPP
#define __METASYSTEMMANAGER_HPP

#include <vector>
#include <string>
#include <sstream>
#include <algorithm>
#include <RISE/manager/systemmanager.hpp>
#include <RISE/misc/RISELogger.hpp>
#include <WNS/container/Registry.hpp>

namespace rise {
    class MetaSystemManager {
    public:
        static MetaSystemManager* getInstance() {
            if(!myself) myself = new MetaSystemManager();
            return myself;
        };

        static void deleteInstance() {
            if(myself) delete myself;
            myself = NULL;
        };

        void attach(SystemManager *sysmgr);

        void detach(SystemManager *sysmgr);

        SystemManager* getSystemManagerBySystemName(const std::string &aSystemName);

        int getTotalNumStations() {
            int sum = 0;
            for (SystemManagerIterator i=systemManagers.begin();
                 i!=systemManagers.end(); ++i) {
                sum += i->second->getNumStations();
            }
            return sum;
        };

        template<class F> inline F forEachSystemManager(F f) {
            for(SystemManagerContainer::const_iterator itr = systemManagers.begin();
                itr != systemManagers.end();
                ++itr) {
                f(itr->second);
            }
            return f;
        }

        void shutDownSystemManagers();

    private:
        typedef wns::container::Registry<std::string, SystemManager*> SystemManagerContainer;

        typedef SystemManagerContainer::const_iterator SystemManagerIterator;

        MetaSystemManager();

        ~MetaSystemManager();

        static MetaSystemManager *myself;

        SystemManagerContainer systemManagers;

        RISELogger log;
    };
}
#endif

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