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Processor.hpp

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 * This file is part of openWNS (open Wireless Network Simulator)
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 * 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;
 *
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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_PROCESSOR_HPP
#define WNS_LDK_PROCESSOR_HPP

#include <WNS/ldk/FunctionalUnit.hpp>
#include <WNS/ldk/Receptor.hpp>

namespace wns { namespace ldk {

    struct ProcessorInterface :
        virtual public FunctionalUnit
    {
        virtual void processIncoming(const CompoundPtr& compound) = 0;

        virtual void processOutgoing(const CompoundPtr&) = 0;
    };


    template <typename USER>
    class Processor :
        public virtual FunctionalUnit,
        public virtual ProcessorInterface
    {
    public:
        Processor() :
            inWakeup(false)
        {}

        virtual void
        doSendData(const CompoundPtr& compound)
        {
            processOutgoing(compound);

            getConnector()->getAcceptor(compound)->sendData(compound);
        } // doSendData


        virtual void
        doOnData(const CompoundPtr& compound)
        {
            processIncoming(compound);

            if(getDeliverer()->size())
                getDeliverer()->getAcceptor(compound)->onData(compound);
        } // doOnData


    protected:
        virtual bool
        doIsAccepting(const CompoundPtr& compound) const
        {
            return getConnector()->hasAcceptor(compound);
        } // isAccepting

    private:

        virtual void
        doWakeup()
        {
            if (!inWakeup)
            {
                inWakeup = true;
                getReceptor()->wakeup();
                inWakeup = false;
            }
        } // wakeup

        bool inWakeup;
    };
}}


#endif // NOT defined WNS_LDK_PROCESSOR_HPP

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