source: source/ariba/CommunicationListener.h@ 3603

// [License]

// The Ariba-Underlay Copyright

//

// Copyright (c) 2008-2009, Institute of Telematics, UniversitÀt Karlsruhe (TH)

//

// Institute of Telematics

// UniversitÀt Karlsruhe (TH)

// Zirkel 2, 76128 Karlsruhe

// Germany

//

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// 1. Redistributions of source code must retain the above copyright

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// 2. Redistributions in binary form must reproduce the above copyright

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// [License]



#ifndef COMMUNICATIONLISTENER_H_

#define COMMUNICATIONLISTENER_H_



#include "Message.h"

#include "Identifiers.h"

#include "LinkProperties.h"

#include "DataMessage.h"



namespace ariba {



// forward decl

namespace overlay {

        class BaseOverlay;

}



/**

 * Listener for communication events on links.

 */

class CommunicationListener {



        friend class ariba::overlay::BaseOverlay;

        friend class Node;



        static CommunicationListener DEFAULT;



protected:



        CommunicationListener();

        virtual ~CommunicationListener();



        // --- link events ---



        virtual void onLinkUp(const LinkID& lnk, const NodeID& remote);



        virtual void onLinkDown(const LinkID& lnk, const NodeID& remote);



        virtual void onLinkChanged(const LinkID& lnk, const NodeID& remote);



        virtual void onLinkFail(const LinkID& lnk, const NodeID& remote);



        virtual bool onLinkRequest(const NodeID& remote, const DataMessage& msg = DataMessage::UNSPECIFIED);



        // --- general receive method ---



        virtual void onMessage(const DataMessage& msg, const NodeID& remote,

                        const LinkID& lnk = LinkID::UNSPECIFIED);



        // --- sniffing related method ---

        virtual bool onEnableSideportListener();



        // --- extended message functionality ---

        // virtual void onLinkQoSChanged(const LinkID& lnk, const NodeID& remote,

        //                      const LinkProperties& prop);



        // --- extended message functionality ---

        //      virtual void onMessageSent(seqnum_t seq_num, bool failed,

        //              const DataMessage& msg = DataMessage::UNSPECIFIED);



        // --- dht functionality ---

        //      virtual void onGetResponse( const Identifier<> id, const Message* msg );

        //      virtual void onPutResponse( const Identifier<> id, const Message* msg );

};



} // namespace ariba



#endif /* COMMUNICATIONLISTENER_H_ */