DiscoveryService.h

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/*
 * DiscoveryService.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 DISCOVERYSERVICE_H_
#define DISCOVERYSERVICE_H_

#include "core/Node.h"
#include <ibrdtn/data/Number.h>
#include <stdlib.h>
#include <iostream>

namespace dtn
{
        namespace net
        {
                class DiscoveryService
                {
                public:
                        DiscoveryService();
                        DiscoveryService(const dtn::core::Node::Protocol p, const std::string &parameters);
                        DiscoveryService(const std::string &name, const std::string &parameters);
                        virtual ~DiscoveryService();

                        dtn::data::Length getLength() const;

                        dtn::core::Node::Protocol getProtocol() const;
                        const std::string& getName() const;
                        const std::string& getParameters() const;

                        void update(const std::string &parameters);

                        static std::string asTag(const dtn::core::Node::Protocol proto);
                        static dtn::core::Node::Protocol asProtocol(const std::string &tag);

                protected:
                        dtn::core::Node::Protocol _service_protocol;
                        std::string _service_name;
                        std::string _service_parameters;

                private:
                        friend std::ostream &operator<<(std::ostream &stream, const DiscoveryService &service);
                        friend std::istream &operator>>(std::istream &stream, DiscoveryService &service);
                };
        }
}

#endif /* DISCOVERYSERVICE_H_ */