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NotFoundStrategy.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
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 * 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
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#ifndef WNS_LDK_FLOWSEPARATOR_NOTFOUNDSTRATEGY_HPP
#define WNS_LDK_FLOWSEPARATOR_NOTFOUNDSTRATEGY_HPP


#include <WNS/ldk/fun/FUN.hpp>
#include <WNS/ldk/Key.hpp>
#include <memory>

namespace wns { namespace ldk { namespace flowseparator {

    class CreatorStrategy;
    class FlowInfoProvider;

    class NotFoundStrategy
    {
    public:
        virtual
        ~NotFoundStrategy();

        virtual FunctionalUnit*
        ifNotFound(const ConstKeyPtr& key) const = 0;

        virtual void
        onFUNCreated() = 0;

            virtual FunctionalUnit*
            createPrototype() const = 0;

    }; // class NotFoundStrategy

    class Complain :
        public virtual NotFoundStrategy
    {
    public:
        Complain();

        Complain(fun::FUN* fuNet, const pyconfig::View& config);

        FunctionalUnit*
        ifNotFound(const ConstKeyPtr& key) const;

            FunctionalUnit*
            createPrototype() const;

        void
        onFUNCreated();
    };

    class CreateOnFirstCompound :
        public virtual NotFoundStrategy
    {
    public:
        CreateOnFirstCompound(fun::FUN* fuNet, const pyconfig::View& config);
        CreateOnFirstCompound(CreatorStrategy* _creator);

        virtual
        ~CreateOnFirstCompound();

        FunctionalUnit* ifNotFound(const ConstKeyPtr& key) const;

            FunctionalUnit*
            createPrototype() const;

        void onFUNCreated();

    private:
        std::auto_ptr<CreatorStrategy> creator;
    };

    class CreateOnValidFlow :
        public virtual NotFoundStrategy
    {
    public:
        CreateOnValidFlow(fun::FUN* fuNet, const pyconfig::View& config);

        CreateOnValidFlow(CreatorStrategy* _creator, FlowInfoProvider* _flowInfo);

        virtual
        ~CreateOnValidFlow();

            FunctionalUnit*
            createPrototype() const;

        FunctionalUnit*
        ifNotFound(const ConstKeyPtr& key) const;

        void
        onFUNCreated();
    private:
        fun::FUN* fun;

        std::auto_ptr<CreatorStrategy> creator;

        FlowInfoProvider* flowInfo;

        std::string flowInfoProviderName;
    };

    typedef FUNConfigCreator<NotFoundStrategy> NotFoundStrategyCreator;
    typedef wns::StaticFactory<NotFoundStrategyCreator> NotFoundStrategyFactory;

} // namespace flowseparator
} // namespace ldk
} // namespace wns

#endif // WNS_LDK_FLOWSEPARATOR_NOTFOUNDSTRATEGY_HPP

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