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ControlServiceInterface.hpp

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 * This file is part of openWNS (open Wireless Network Simulator)
 * _____________________________________________________________________________
 *
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 * terms of the GNU Lesser General Public License version 2 as published by the
 * Free Software Foundation;
 *
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 * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
 * A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more
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#ifndef WNS_LDK_CONTROLSERVICEINTERFACE_HPP
#define WNS_LDK_CONTROLSERVICEINTERFACE_HPP

#include <WNS/container/Registry.hpp>
#include <WNS/StaticFactory.hpp>
#include <WNS/PyConfigViewCreator.hpp>


#include <string>

namespace wns { namespace ldk {

    class ControlServiceInterface;
    class ILayer;


    class ControlServiceRegistry :
        public wns::container::Registry<std::string, ControlServiceInterface*, wns::container::registry::DeleteOnErase>
    {
    public:
        ControlServiceRegistry( wns::ldk::ILayer* _layer)
            : layer( _layer ) {}

        virtual wns::ldk::ILayer*
        getLayer() const { return layer; }

        template <typename LAYERTYPE>
        LAYERTYPE
        getLayer() const
        {
            wns::ldk::ILayer* aLayer = getLayer();
            assureType(aLayer, LAYERTYPE);
            // we can't use C-Style downcasts here!
            return dynamic_cast<LAYERTYPE>(aLayer);
        }

        void
        onCSRCreated();
    private:
        wns::ldk::ILayer* layer;
    };


    class ControlServiceInterface
    {
    public:
        virtual ControlServiceRegistry*
        getCSR() const = 0;

        virtual
        ~ControlServiceInterface()
        {}

        virtual void
        onCSRCreated() = 0;

    };

    class ControlService :
        public virtual ControlServiceInterface
    {
    public:
        ControlService( ControlServiceRegistry* _csr)
            : csr( _csr ) {}

        ControlServiceRegistry*
        getCSR() const
        { return csr; }

        virtual void
        onCSRCreated(){};

    private:
        ControlServiceRegistry* csr;
    };

    template <typename T, typename KIND = T>
    struct CSRConfigCreator :
        public CSRConfigCreator<KIND, KIND>
    {
        virtual KIND* create(ControlServiceRegistry* csr, wns::pyconfig::View& config)
        {
            return new T(csr, config);
        }
    };

    template <typename KIND>
    struct CSRConfigCreator<KIND, KIND>
    {
    public:
        virtual KIND* create(ControlServiceRegistry*, wns::pyconfig::View&) = 0;

        virtual ~CSRConfigCreator()
        {}
    };


    typedef CSRConfigCreator<ControlServiceInterface> ControlServiceCreator;
    typedef StaticFactory<ControlServiceCreator> ControlServiceFactory;

}}


#endif // NOT defined WNS_LDK_CONTROLSERVICEINTERFACE_HPP

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