ConvergenceLayer.h

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/*
 * ConvergenceLayer.h
 *
 * Copyright (C) 2011 IBR, TU Braunschweig
 *
 * Written-by: Johannes Morgenroth <morgenroth@ibr.cs.tu-bs.de>
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 */

#ifndef CONVERGENCELAYER_H_
#define CONVERGENCELAYER_H_

#include "net/BundleTransfer.h"
#include "core/Node.h"

#include <ibrdtn/data/BundleID.h>
#include <ibrcommon/Exceptions.h>

using namespace dtn::data;

namespace dtn
{
        namespace net
        {
                class BundleReceiver;

                class NoAddressFoundException : public ibrcommon::Exception
                {
                public:
                        NoAddressFoundException(std::string what = "There is no address available for this peer.") throw() : ibrcommon::Exception(what)
                        {
                        };
                };

                class ConvergenceLayer
                {
                public:
                        virtual ~ConvergenceLayer() = 0;

                        virtual dtn::core::Node::Protocol getDiscoveryProtocol() const = 0;

                        virtual void queue(const dtn::core::Node &n, const dtn::net::BundleTransfer &job) = 0;

                        virtual void open(const dtn::core::Node&) {};

                        typedef std::map<std::string, size_t> stats_map;

                        virtual void resetStats();

                        virtual const stats_map& getStats();

                protected:
                        virtual void addStats(const std::string &tag, const size_t value);
                        virtual void setStats(const std::string &tag, const size_t value);

                private:
                        stats_map _stats;
                };
        }
}

#endif /*CONVERGENCELAYER_H_*/