ibrdtn/ibrdtn/data/BundleID.cpp

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/*
 * BundleID.cpp
 *
 *  Created on: 01.09.2009
 *      Author: morgenro
 */

#include "ibrdtn/config.h"
#include "ibrdtn/data/BundleID.h"
#include "ibrdtn/data/SDNV.h"
#include "ibrdtn/data/BundleString.h"

namespace dtn
{
        namespace data
        {
                BundleID::BundleID(const dtn::data::EID s, const size_t t, const size_t sq, const bool f, const size_t o)
                : source(s), timestamp(t), sequencenumber(sq), fragment(f), offset(o)
                {
                }

                BundleID::BundleID(const dtn::data::Bundle &b)
                : source(b._source), timestamp(b._timestamp), sequencenumber(b._sequencenumber),
                fragment(b.get(dtn::data::Bundle::FRAGMENT)), offset(b._fragmentoffset)
                {
                }

                BundleID::~BundleID()
                {
                }

                bool BundleID::operator<(const BundleID& other) const
                {
                        if (source < other.source) return true;
                        if (source != other.source) return false;

                        if (timestamp < other.timestamp) return true;
                        if (timestamp != other.timestamp) return false;

                        if (sequencenumber < other.sequencenumber) return true;
                        if (sequencenumber != other.sequencenumber) return false;

                        if (other.fragment)
                        {
                                if (!fragment) return true;
                                return (offset < other.offset);
                        }

                        return false;
                }

                bool BundleID::operator>(const BundleID& other) const
                {
                        return !(((*this) < other) || ((*this) == other));
                }

                bool BundleID::operator!=(const BundleID& other) const
                {
                        return !((*this) == other);
                }

                bool BundleID::operator==(const BundleID& other) const
                {
                        if (other.timestamp != timestamp) return false;
                        if (other.sequencenumber != sequencenumber) return false;
                        if (other.source != source) return false;
                        if (other.fragment != fragment) return false;

                        if (fragment)
                        {
                                if (other.offset != offset) return false;
                        }

                        return true;
                }

                size_t BundleID::getTimestamp() const
                {
                        return timestamp;
                }

                string BundleID::toString() const
                {
                        stringstream ss;
                        ss << "[" << timestamp << "." << sequencenumber;

                        if (fragment)
                        {
                                ss << "." << offset;
                        }

                        ss << "] " << source.getString();

                        return ss.str();
                }

                std::ostream &operator<<(std::ostream &stream, const BundleID &obj)
                {
                        dtn::data::SDNV timestamp(obj.timestamp);
                        dtn::data::SDNV sequencenumber(obj.sequencenumber);
                        dtn::data::SDNV offset(obj.offset);
                        dtn::data::BundleString source(obj.source.getString());

                        stream << timestamp << sequencenumber << offset << source;

                        return stream;
                }

                std::istream &operator>>(std::istream &stream, BundleID &obj)
                {
                        dtn::data::SDNV timestamp;
                        dtn::data::SDNV sequencenumber;
                        dtn::data::SDNV offset;
                        dtn::data::BundleString source;

                        stream >> timestamp >> sequencenumber >> offset >> source;

                        obj.timestamp = timestamp.getValue();
                        obj.sequencenumber = sequencenumber.getValue();
                        obj.offset = offset.getValue();
                        obj.source = dtn::data::EID(source);

                        return stream;
                }
        }
}