Dictionary.h

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/*
 * Dictionary.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 DICTIONARY_H_
#define DICTIONARY_H_

#include "ibrdtn/data/EID.h"
#include "ibrdtn/data/Number.h"
#include <list>
#include <sstream>
#include <list>
#include <stdint.h>

namespace dtn
{
        namespace data
        {
                class Bundle;

                class Dictionary
                {
                public:
                        class EntryNotFoundException : public dtn::InvalidDataException
                        {
                        public:
                                EntryNotFoundException(string what = "The requested dictionary entry is not available.") throw() : dtn::InvalidDataException(what)
                                {
                                };
                        };

                        Dictionary();

                        Dictionary(const dtn::data::Bundle &bundle);

                        Dictionary(const Dictionary &d);

                        Dictionary& operator=(const Dictionary &d);

                        virtual ~Dictionary();

                        void add(const EID &eid);

                        void add(const std::list<EID> &eids);

                        void add(const Bundle &bundle);

                        EID get(const Number &scheme, const Number &ssp);

                        void clear();

                        Size getSize() const;

                        typedef std::pair<Number, Number> Reference;
                        Reference getRef(const EID &eid) const;

                        friend std::ostream &operator<<(std::ostream &stream, const dtn::data::Dictionary &obj);
                        friend std::istream &operator>>(std::istream &stream, dtn::data::Dictionary &obj);

                private:
                        bool exists(const std::string&) const;
                        void add(const std::string&);
                        Number get(const std::string&) const throw (EntryNotFoundException);

                        std::stringstream _bytestream;
                };
        }
}

#endif /* DICTIONARY_H_ */