/*
  Copyright 2019 Equinor AS.

  This file is part of the Open Porous Media project (OPM).

  OPM is free software: you can redistribute it and/or modify
  it under the terms of the GNU General Public License as published by
  the Free Software Foundation, either version 3 of the License, or
  (at your option) any later version.

  OPM is distributed in the hope that it will be useful,
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  GNU General Public License for more details.

  You should have received a copy of the GNU General Public License
  along with OPM.  If not, see <http://www.gnu.org/licenses/>.
*/
#include <config.h>
#if HAVE_MPI
#include <mpi.h>
#endif

#include "ParallelRestart.hpp"
#include <opm/common/OpmLog/Location.hpp>
#include <opm/material/fluidmatrixinteractions/EclEpsScalingPoints.hpp>
#include <opm/material/fluidmatrixinteractions/EclTwoPhaseMaterialParams.hpp>
#include <opm/material/fluidmatrixinteractions/EclMultiplexerMaterialParams.hpp>
#include <opm/parser/eclipse/EclipseState/Runspec.hpp>
#include <opm/parser/eclipse/EclipseState/Grid/NNC.hpp>
#include <opm/parser/eclipse/EclipseState/InitConfig/Equil.hpp>
#include <opm/parser/eclipse/EclipseState/InitConfig/FoamConfig.hpp>
#include <opm/parser/eclipse/EclipseState/InitConfig/InitConfig.hpp>
#include <opm/parser/eclipse/EclipseState/IOConfig/IOConfig.hpp>
#include <opm/parser/eclipse/EclipseState/IOConfig/RestartConfig.hpp>
#include <opm/parser/eclipse/EclipseState/Edit/EDITNNC.hpp>
#include <opm/parser/eclipse/EclipseState/Schedule/Action/ActionAST.hpp>
#include <opm/parser/eclipse/EclipseState/Schedule/Action/Actions.hpp>
#include <opm/parser/eclipse/EclipseState/Schedule/Action/ActionX.hpp>
#include <opm/parser/eclipse/EclipseState/Schedule/Action/ASTNode.hpp>
#include <opm/parser/eclipse/EclipseState/Schedule/Action/Condition.hpp>
#include <opm/parser/eclipse/EclipseState/Schedule/Events.hpp>
#include <opm/parser/eclipse/EclipseState/Schedule/Group/GuideRateConfig.hpp>
#include <opm/parser/eclipse/EclipseState/Schedule/MessageLimits.hpp>
#include <opm/parser/eclipse/EclipseState/Schedule/MSW/SpiralICD.hpp>
#include <opm/parser/eclipse/EclipseState/Schedule/MSW/Valve.hpp>
#include <opm/parser/eclipse/EclipseState/Schedule/OilVaporizationProperties.hpp>
#include <opm/parser/eclipse/EclipseState/Schedule/RFTConfig.hpp>
#include <opm/parser/eclipse/EclipseState/Schedule/Schedule.hpp>
#include <opm/parser/eclipse/EclipseState/Schedule/TimeMap.hpp>
#include <opm/parser/eclipse/EclipseState/Schedule/Tuning.hpp>
#include <opm/parser/eclipse/EclipseState/Schedule/UDQ/UDQASTNode.hpp>
#include <opm/parser/eclipse/EclipseState/Schedule/UDQ/UDQConfig.hpp>
#include <opm/parser/eclipse/EclipseState/Schedule/UDQ/UDQDefine.hpp>
#include <opm/parser/eclipse/EclipseState/Schedule/UDQ/UDQFunction.hpp>
#include <opm/parser/eclipse/EclipseState/Schedule/UDQ/UDQInput.hpp>
#include <opm/parser/eclipse/EclipseState/Schedule/UDQ/UDQFunctionTable.hpp>
#include <opm/parser/eclipse/EclipseState/Schedule/VFPInjTable.hpp>
#include <opm/parser/eclipse/EclipseState/Schedule/VFPProdTable.hpp>
#include <opm/parser/eclipse/EclipseState/Schedule/Well/Connection.hpp>
#include <opm/parser/eclipse/EclipseState/Schedule/Well/WellConnections.hpp>
#include <opm/parser/eclipse/EclipseState/Schedule/Well/WellFoamProperties.hpp>
#include <opm/parser/eclipse/EclipseState/Schedule/Well/WellPolymerProperties.hpp>
#include <opm/parser/eclipse/EclipseState/Schedule/Well/WellTracerProperties.hpp>
#include <opm/parser/eclipse/EclipseState/Schedule/Well/WList.hpp>
#include <opm/parser/eclipse/EclipseState/Schedule/Well/WListManager.hpp>
#include <opm/parser/eclipse/EclipseState/SimulationConfig/BCConfig.hpp>
#include <opm/parser/eclipse/EclipseState/SimulationConfig/RockConfig.hpp>
#include <opm/parser/eclipse/EclipseState/SimulationConfig/SimulationConfig.hpp>
#include <opm/parser/eclipse/EclipseState/SimulationConfig/ThresholdPressure.hpp>
#include <opm/parser/eclipse/EclipseState/SummaryConfig/SummaryConfig.hpp>
#include <opm/parser/eclipse/EclipseState/Tables/Aqudims.hpp>
#include <opm/parser/eclipse/EclipseState/Tables/ColumnSchema.hpp>
#include <opm/parser/eclipse/EclipseState/Tables/Eqldims.hpp>
#include <opm/parser/eclipse/EclipseState/Tables/FlatTable.hpp>
#include <opm/parser/eclipse/EclipseState/Tables/JFunc.hpp>
#include <opm/parser/eclipse/EclipseState/Tables/PlymwinjTable.hpp>
#include <opm/parser/eclipse/EclipseState/Tables/PolyInjTable.hpp>
#include <opm/parser/eclipse/EclipseState/Tables/PvtgTable.hpp>
#include <opm/parser/eclipse/EclipseState/Tables/PvtoTable.hpp>
#include <opm/parser/eclipse/EclipseState/Tables/Regdims.hpp>
#include <opm/parser/eclipse/EclipseState/Tables/Rock2dTable.hpp>
#include <opm/parser/eclipse/EclipseState/Tables/Rock2dtrTable.hpp>
#include <opm/parser/eclipse/EclipseState/Tables/SimpleTable.hpp>
#include <opm/parser/eclipse/EclipseState/Tables/SkprpolyTable.hpp>
#include <opm/parser/eclipse/EclipseState/Tables/SkprwatTable.hpp>
#include <opm/parser/eclipse/EclipseState/Tables/TableColumn.hpp>
#include <opm/parser/eclipse/EclipseState/Tables/TableContainer.hpp>
#include <opm/parser/eclipse/EclipseState/Tables/TableManager.hpp>
#include <opm/parser/eclipse/EclipseState/Tables/TableSchema.hpp>
#include <opm/parser/eclipse/EclipseState/Util/IOrderSet.hpp>
#include <dune/common/parallel/mpitraits.hh>

#define HANDLE_AS_POD(T) \
  std::size_t packSize(const T& data, Dune::MPIHelper::MPICommunicator comm) \
  { \
      return packSize(data, comm, std::integral_constant<bool,true>()); \
  } \
  void pack(const T& data, std::vector<char>& buffer, int& position, \
            Dune::MPIHelper::MPICommunicator comm) \
  { \
      pack(data, buffer, position, comm, std::integral_constant<bool,true>()); \
  } \
  void unpack(T& data, std::vector<char>& buffer, int& position, \
              Dune::MPIHelper::MPICommunicator comm) \
  { \
      unpack(data, buffer, position, comm, std::integral_constant<bool,true>()); \
  }

namespace
{
template<template<class, class> class Map, class Type, class Key>
std::pair<std::vector<Type>, std::vector<std::pair<Key, std::vector<int>>>>
splitDynMap(const Map<Key, Opm::DynamicState<Type>>& map)
{
    // we have to pack the unique ptrs separately, and use an index map
    // to allow reconstructing the appropriate structures.
    std::vector<std::pair<Key, std::vector<int>>> asMap;
    std::vector<Type> unique;
    for (const auto& it : map) {
        for (const auto& w : it.second.data()) {
            if (std::find(unique.begin(), unique.end(), w) == unique.end())
                unique.push_back(w);
        }
    }
    for (const auto& it : map) {
        std::vector<int> idxVec;
        idxVec.reserve(it.second.size()+1);
        for (const auto& w : it.second.data()) {
            auto uIt = std::find(unique.begin(), unique.end(), w);
            idxVec.push_back(uIt-unique.begin());
        }
        idxVec.push_back(it.second.initialRange());
        asMap.push_back(std::make_pair(it.first, idxVec));
    }

    return std::make_pair(unique, asMap);
}

template<class Type>
std::pair<std::vector<Type>, std::vector<int>>
splitDynState(const Opm::DynamicState<Type>& state)
{
    std::vector<Type> unique;
    for (const auto& w : state.data()) {
        if (std::find(unique.begin(), unique.end(), w) == unique.end())
            unique.push_back(w);
    }
    std::vector<int> idxVec;
    idxVec.reserve(state.data().size()+1);
    for (const auto& w : state.data()) {
        auto uIt = std::find(unique.begin(), unique.end(), w);
        idxVec.push_back(uIt-unique.begin());
    }
    idxVec.push_back(state.initialRange());

    return std::make_pair(unique, idxVec);
}

template<class Type>
void reconstructDynState(const std::vector<Type>& unique,
                         const std::vector<int>& idxVec,
                         Opm::DynamicState<Type>& result)
{
    std::vector<Type> ptrData;
    for (size_t i = 0; i < idxVec.size()-1; ++i) {
        ptrData.push_back(unique[idxVec[i]]);
    }
    result = Opm::DynamicState<Type>(ptrData, idxVec.back());
}

template<template<class, class> class Map, class Type, class Key>
void reconstructDynMap(const std::vector<Type>& unique,
                       const std::vector<std::pair<Key, std::vector<int>>>& asMap,
                       Map<Key, Opm::DynamicState<Type>>& result)
{
    for (const auto& it : asMap) {
        reconstructDynState(unique, it.second, result[it.first]);
    }
}

template<template<class, class> class Map, class Type, class Key>
std::size_t packSizeDynMap(const Map<Key, Opm::DynamicState<Type>>& data,
                           Dune::MPIHelper::MPICommunicator comm)
{
    auto split = splitDynMap<Map,Type,Key>(data);
    return Opm::Mpi::packSize(split.first, comm) +
           Opm::Mpi::packSize(split.second, comm);
}

template<class T>
std::size_t packSizeDynState(const Opm::DynamicState<T>& data,
                             Dune::MPIHelper::MPICommunicator comm)
{
    auto split = splitDynState(data);
    return Opm::Mpi::packSize(split.first, comm) +
           Opm::Mpi::packSize(split.second, comm);
}

template<class T>
void packDynState(const Opm::DynamicState<T>& data,
                  std::vector<char>& buffer,
                  int& position,
                  Dune::MPIHelper::MPICommunicator comm)
{
    auto split = splitDynState(data);
    Opm::Mpi::pack(split.first, buffer, position, comm);
    Opm::Mpi::pack(split.second, buffer, position, comm);
}

template<template<class, class> class Map, class Type, class Key>
void packDynMap(const Map<Key, Opm::DynamicState<Type>>& data,
                std::vector<char>& buffer,
                int& position,
                Dune::MPIHelper::MPICommunicator comm)
{
    auto split = splitDynMap<Map,Type,Key>(data);
    Opm::Mpi::pack(split.first, buffer, position, comm);
    Opm::Mpi::pack(split.second, buffer, position, comm);
}

template<class T>
void unpackDynState(Opm::DynamicState<T>& data,
                    std::vector<char>& buffer,
                    int& position,
                    Dune::MPIHelper::MPICommunicator comm)
{
    std::vector<T> unique;
    std::vector<int> indices;
    Opm::Mpi::unpack(unique, buffer, position, comm);
    Opm::Mpi::unpack(indices, buffer, position, comm);
    reconstructDynState(unique, indices, data);
}

template<template<class, class> class Map, class Type, class Key>
void unpackDynMap(Map<Key, Opm::DynamicState<Type>>& data,
                  std::vector<char>& buffer,
                  int& position,
                  Dune::MPIHelper::MPICommunicator comm)
{
    std::vector<Type> unique;
    std::vector<std::pair<Key, std::vector<int>>> indices;
    Opm::Mpi::unpack(unique, buffer, position, comm);
    Opm::Mpi::unpack(indices, buffer, position, comm);
    reconstructDynMap<Map,Type,Key>(unique, indices, data);
}

}

namespace Opm
{
namespace Mpi
{
template<class T>
std::size_t packSize(const T*, std::size_t, Dune::MPIHelper::MPICommunicator,
                     std::integral_constant<bool, false>)
{
    OPM_THROW(std::logic_error, "Packing not (yet) supported for this non-pod type.");
}

template<class T>
std::size_t packSize(const T*, std::size_t l, Dune::MPIHelper::MPICommunicator comm,
                     std::integral_constant<bool, true>)
{
#if HAVE_MPI
    int size;
    MPI_Pack_size(1, Dune::MPITraits<std::size_t>::getType(), comm, &size);
    std::size_t totalSize = size;
    MPI_Pack_size(l, Dune::MPITraits<T>::getType(), comm, &size);
    return totalSize + size;
#else
    (void) comm;
    return l-l;
#endif
}

template<class T>
std::size_t packSize(const T* data, std::size_t l, Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data, l, comm, typename std::is_pod<T>::type());
}

template<class T>
std::size_t packSize(const T&, Dune::MPIHelper::MPICommunicator,
                     std::integral_constant<bool, false>)
{
    OPM_THROW(std::logic_error, "Packing not (yet) supported for this non-pod type.");
}

template<class T>
std::size_t packSize(const T&, Dune::MPIHelper::MPICommunicator comm,
                     std::integral_constant<bool, true>)
{
#if HAVE_MPI
    int size{};
    MPI_Pack_size(1, Dune::MPITraits<T>::getType(), comm, &size);
    return size;
#else
    (void) comm;
    return 0;
#endif
}

template<class T>
std::size_t packSize(const T& data, Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data, comm, typename std::is_pod<T>::type());
}

template<class T1, class T2>
std::size_t packSize(const std::pair<T1,T2>& data, Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.first, comm) + packSize(data.second, comm);
}

template<class T, class A>
std::size_t packSize(const std::vector<T,A>& data, Dune::MPIHelper::MPICommunicator comm)
{
    if (std::is_pod<T>::value)
        // size written automatically
        return packSize(data.data(), data.size(), comm);

    std::size_t size = packSize(data.size(), comm);

    for (const auto& entry: data)
        size += packSize(entry, comm);

    return size;
}

template<class A>
std::size_t packSize(const std::vector<bool,A>& data, Dune::MPIHelper::MPICommunicator comm)
{
    bool entry;
    return packSize(data.size(), comm) + data.size()*packSize(entry,comm);
}

template<std::size_t I = 0, typename Tuple>
typename std::enable_if<I == std::tuple_size<Tuple>::value, std::size_t>::type
pack_size_tuple_entry(const Tuple&, Dune::MPIHelper::MPICommunicator)
{
    return 0;
}

template<std::size_t I = 0, typename Tuple>
typename std::enable_if<I != std::tuple_size<Tuple>::value, std::size_t>::type
pack_size_tuple_entry(const Tuple& tuple, Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(std::get<I>(tuple), comm) + pack_size_tuple_entry<I+1>(tuple, comm);
}

template<class... Ts>
std::size_t packSize(const std::tuple<Ts...>& data, Dune::MPIHelper::MPICommunicator comm)
{
    return pack_size_tuple_entry(data, comm);
}

template<class T, class H, class KE, class A>
std::size_t packSize(const std::unordered_set<T,H,KE,A>& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    std::size_t totalSize = packSize(data.size(), comm);
    for (const auto& entry : data)
    {
        totalSize += packSize(entry, comm);
    }
    return totalSize;
}

template<class K, class C, class A>
std::size_t packSize(const std::set<K,C,A>& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    std::size_t totalSize = packSize(data.size(), comm);
    for (const auto& entry : data)
    {
        totalSize += packSize(entry, comm);
    }
    return totalSize;
}

template<class Key, class Value>
std::size_t packSize(const OrderedMap<Key,Value>& data, Dune::MPIHelper::MPICommunicator comm)
{
  return packSize(data.getIndex(), comm) + packSize(data.getStorage(), comm);
}

template<class T>
std::size_t packSize(const DynamicState<T>& data, Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.data(), comm) + packSize(data.initialRange(), comm);
}

template<class T>
std::size_t packSize(const DynamicVector<T>& data, Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.data(), comm);
}

std::size_t packSize(const char* str, Dune::MPIHelper::MPICommunicator comm)
{
#if HAVE_MPI
    int size;
    MPI_Pack_size(1, Dune::MPITraits<std::size_t>::getType(), comm, &size);
    int totalSize = size;
    MPI_Pack_size(strlen(str)+1, MPI_CHAR, comm, &size);
    return totalSize + size;
#else
    (void) str;
    (void) comm;
    return 0;
#endif
}

std::size_t packSize(const std::string& str, Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(str.c_str(), comm);
}

template<class T1, class T2, class C, class A>
std::size_t packSize(const std::map<T1,T2,C,A>& data, Dune::MPIHelper::MPICommunicator comm)
{
    std::size_t totalSize = packSize(data.size(), comm);
    for (const auto& entry: data)
    {
        totalSize += packSize(entry, comm);
    }
    return totalSize;
}

template<class T1, class T2, class H, class P, class A>
std::size_t packSize(const std::unordered_map<T1,T2,H,P,A>& data, Dune::MPIHelper::MPICommunicator comm)
{
    std::size_t totalSize = packSize(data.size(), comm);
    for (const auto& entry: data)
    {
        totalSize += packSize(entry, comm);
    }
    return totalSize;
}

template<class T, std::size_t N>
std::size_t packSize(const std::array<T,N>& data, Dune::MPIHelper::MPICommunicator comm)
{
    return N*packSize(data[0], comm);
}

HANDLE_AS_POD(Actdims)
HANDLE_AS_POD(Aqudims)
HANDLE_AS_POD(BCConfig::BCFace)
HANDLE_AS_POD(data::Connection)
HANDLE_AS_POD(data::CurrentControl)
HANDLE_AS_POD(data::Rates)
HANDLE_AS_POD(data::Segment)
HANDLE_AS_POD(DENSITYRecord)
HANDLE_AS_POD(Eqldims)
HANDLE_AS_POD(MLimits)
HANDLE_AS_POD(PVTWRecord)
HANDLE_AS_POD(PVCDORecord)
HANDLE_AS_POD(Regdims)
HANDLE_AS_POD(RockConfig::RockComp)
HANDLE_AS_POD(ROCKRecord)
HANDLE_AS_POD(SatFuncControls)
HANDLE_AS_POD(Tabdims)
HANDLE_AS_POD(TimeStampUTC::YMD)
HANDLE_AS_POD(Tuning)
HANDLE_AS_POD(VISCREFRecord)
HANDLE_AS_POD(WATDENTRecord)
HANDLE_AS_POD(WellBrineProperties)
HANDLE_AS_POD(Welldims)
HANDLE_AS_POD(WellFoamProperties)
HANDLE_AS_POD(WellSegmentDims)

std::size_t packSize(const data::Well& data, Dune::MPIHelper::MPICommunicator comm)
{
    std::size_t size = packSize(data.rates, comm);
    size += packSize(data.bhp, comm) + packSize(data.thp, comm);
    size += packSize(data.temperature, comm);
    size += packSize(data.control, comm);
    size += packSize(data.connections, comm);
    size += packSize(data.segments, comm);
    size += packSize(data.current_control, comm);
    return size;
}

std::size_t packSize(const data::CellData& data, Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.dim, comm) + packSize(data.data, comm) + packSize(data.target, comm);
}

std::size_t packSize(const RestartKey& data, Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.key, comm) + packSize(data.dim, comm) + packSize(data.required, comm);
}

std::size_t packSize(const data::Solution& data, Dune::MPIHelper::MPICommunicator comm)
{
    // Needs explicit conversion to a supported base type holding the data
    // to prevent throwing.
    return packSize(static_cast<const std::map< std::string, data::CellData>&>(data), comm);
}

std::size_t packSize(const data::WellRates& data, Dune::MPIHelper::MPICommunicator comm)
{
    // Needs explicit conversion to a supported base type holding the data
    // to prevent throwing.
    return packSize(static_cast<const std::map< std::string, data::Well>&>(data), comm);
}

std::size_t packSize(const RestartValue& data, Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.solution, comm) + packSize(data.wells, comm) + packSize(data.extra, comm);
}

std::size_t packSize(const ThresholdPressure& data, Dune::MPIHelper::MPICommunicator comm)
{
   return packSize(data.active(), comm) +
          packSize(data.restart(), comm) +
          packSize(data.thresholdPressureTable(), comm) +
          packSize(data.pressureTable(), comm);
}

std::size_t packSize(const BCConfig& bc, Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(bc.faces(), comm);
}

std::size_t packSize(const RockConfig& data, Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.active(), comm) +
           packSize(data.rocknum_property(), comm) +
           packSize(data.comp(), comm) +
           packSize(data.num_rock_tables(), comm) +
           packSize(data.water_compaction(), comm) +
           packSize(data.hysteresis_mode(), comm);
}

std::size_t packSize(const NNC& data, Dune::MPIHelper::MPICommunicator comm)
{
   return packSize(data.data(), comm);
}

std::size_t packSize(const EDITNNC& data, Dune::MPIHelper::MPICommunicator comm)
{
   return packSize(data.data(), comm);
}

std::size_t packSize(const Rock2dTable& data, Dune::MPIHelper::MPICommunicator comm)
{
   return packSize(data.pvmultValues(), comm) +
          packSize(data.pressureValues(), comm);
}

std::size_t packSize(const Rock2dtrTable& data, Dune::MPIHelper::MPICommunicator comm)
{
   return packSize(data.transMultValues(), comm) +
          packSize(data.pressureValues(), comm);
}

std::size_t packSize(const ColumnSchema& data, Dune::MPIHelper::MPICommunicator comm)
{
    std::size_t res = packSize(data.name(), comm) +
                      packSize(data.order(), comm) +
                      packSize(data.getDefaultMode(), comm);
    if (data.getDefaultMode() == Table::DEFAULT_CONST) {
        res += packSize(data.getDefaultValue(), comm);
    }

    return res;
}

std::size_t packSize(const TableSchema& data, Dune::MPIHelper::MPICommunicator comm)
{
   return packSize(data.getColumns(), comm);
}

std::size_t packSize(const TableColumn& data, Dune::MPIHelper::MPICommunicator comm)
{
   return packSize(data.schema(), comm) +
          packSize(data.name(), comm) +
          packSize(data.values(), comm) +
          packSize(data.defaults(), comm) +
          packSize(data.defaultCount(), comm);
}

std::size_t packSize(const SimpleTable& data, Dune::MPIHelper::MPICommunicator comm)
{
   return packSize(data.schema(), comm) +
          packSize(data.columns(), comm) +
          packSize(data.jfunc(), comm);
}

std::size_t packSize(const TableContainer& data, Dune::MPIHelper::MPICommunicator comm)
{
    size_t res = 2*packSize(data.max(), comm);
    for (const auto& it : data.tables()) {
        if (it.second) {
            res += packSize(it.first, comm) + packSize(*it.second, comm);
        }
    }

    return res;
}

std::size_t packSize(const Equil& data, Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.records(), comm);
}

std::size_t packSize(const FoamConfig& data, Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.records(), comm);
}

std::size_t packSize(const InitConfig& data, Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.getEquil(), comm) +
           packSize(data.getFoamConfig(), comm) +
           packSize(data.filleps(), comm) +
           packSize(data.hasGravity(), comm) +
           packSize(data.restartRequested(), comm) +
           packSize(data.getRestartStep(), comm) +
           packSize(data.getRestartRootName(), comm);
}

std::size_t packSize(const SimulationConfig& data, Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.getThresholdPressure(), comm) +
           packSize(data.bcconfig(), comm) +
           packSize(data.rock_config(), comm) +
           packSize(data.useCPR(), comm) +
           packSize(data.hasDISGAS(), comm) +
           packSize(data.hasVAPOIL(), comm) +
           packSize(data.isThermal(), comm);
}

std::size_t packSize(const TimeMap& data, Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.timeList(), comm);
}

std::size_t packSize(const RestartConfig& data, Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.ioConfig(), comm) +
           packSize(data.timeMap(), comm) +
           packSize(data.getFirstRestartStep(), comm) +
           packSize(data.writeInitialRst(), comm) +
           packSize(data.restartSchedule(), comm) +
           packSize(data.restartKeywords(), comm) +
           packSize(data.saveKeywords(), comm);
}

std::size_t packSize(const IOConfig& data, Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.getWriteINITFile(), comm) +
           packSize(data.getWriteEGRIDFile(), comm) +
           packSize(data.getUNIFIN(), comm) +
           packSize(data.getUNIFOUT(), comm) +
           packSize(data.getFMTIN(), comm) +
           packSize(data.getFMTOUT(), comm) +
           packSize(data.getDeckFileName(), comm) +
           packSize(data.getOutputEnabled(), comm) +
           packSize(data.getOutputDir(), comm) +
           packSize(data.getNoSim(), comm) +
           packSize(data.getBaseName(), comm) +
           packSize(data.getEclCompatibleRST(), comm);
}

std::size_t packSize(const Phases& data, Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.getBits(), comm);
}

std::size_t packSize(const EndpointScaling& data, Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.getBits(), comm);
}

std::size_t packSize(const UDQParams& data, Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.reseed(), comm) +
           packSize(data.rand_seed(), comm) +
           packSize(data.range(), comm) +
           packSize(data.undefinedValue(), comm) +
           packSize(data.cmpEpsilon(), comm);
}

std::size_t packSize(const Runspec& data, Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.phases(), comm) +
           packSize(data.tabdims(), comm) +
           packSize(data.endpointScaling(), comm) +
           packSize(data.wellDimensions(), comm) +
           packSize(data.wellSegmentDimensions(), comm) +
           packSize(data.udqParams(), comm) +
           packSize(data.hysterPar(), comm) +
           packSize(data.actdims(), comm) +
           packSize(data.saturationFunctionControls(), comm);
}

std::size_t packSize(const PvtxTable& data, Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.getOuterColumnSchema(), comm) +
           packSize(data.getOuterColumn(), comm) +
           packSize(data.getUnderSaturatedSchema(), comm) +
           packSize(data.getSaturatedSchema(), comm) +
           packSize(data.getUnderSaturatedTables(), comm) +
           packSize(data.getSaturatedTable(), comm);
}

std::size_t packSize(const PvtgTable& data, Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(static_cast<const PvtxTable&>(data), comm);
}

std::size_t packSize(const PvtoTable& data, Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(static_cast<const PvtxTable&>(data), comm);
}

std::size_t packSize(const PvtwTable& data, Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(static_cast<const std::vector<PVTWRecord>&>(data), comm);
}

std::size_t packSize(const PvcdoTable& data, Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(static_cast<const std::vector<PVCDORecord>&>(data), comm);
}

std::size_t packSize(const DensityTable& data, Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(static_cast<const std::vector<DENSITYRecord>&>(data), comm);
}

std::size_t packSize(const ViscrefTable& data, Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(static_cast<const std::vector<VISCREFRecord>&>(data), comm);
}

std::size_t packSize(const WatdentTable& data, Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(static_cast<const std::vector<WATDENTRecord>&>(data), comm);
}

std::size_t packSize(const PolyInjTable& data, Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.getThroughputs(), comm) +
           packSize(data.getVelocities(), comm) +
           packSize(data.getTableNumber(), comm) +
           packSize(data.getTableData(), comm);
}

std::size_t packSize(const PlymwinjTable& data, Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(static_cast<const PolyInjTable&>(data), comm);
}

std::size_t packSize(const SkprpolyTable& data, Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(static_cast<const PolyInjTable&>(data), comm) +
           packSize(data.referenceConcentration(), comm);
}

std::size_t packSize(const SkprwatTable& data, Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(static_cast<const PolyInjTable&>(data), comm);
}

std::size_t packSize(const RockTable& data, Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(static_cast<const std::vector<ROCKRecord>&>(data), comm);
}

std::size_t packSize(const TableManager& data, Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.getSimpleTables(), comm) +
           packSize(data.getPvtgTables(), comm) +
           packSize(data.getPvtoTables(), comm) +
           packSize(data.getRock2dTables(), comm) +
           packSize(data.getRock2dtrTables(), comm) +
           packSize(data.getPvtwTable(), comm) +
           packSize(data.getPvcdoTable(), comm) +
           packSize(data.getDensityTable(), comm) +
           packSize(data.getRockTable(), comm) +
           packSize(data.getViscrefTable(), comm) +
           packSize(data.getWatdentTable(), comm) +
           packSize(data.getPvtwSaltTables(), comm) +
           packSize(data.getBrineDensityTables(), comm) +
           packSize(data.getPlymwinjTables(), comm) +
           packSize(data.getSkprwatTables(), comm) +
           packSize(data.getSkprpolyTables(), comm) +
           packSize(data.getTabdims(), comm) +
           packSize(data.getRegdims(), comm) +
           packSize(data.getEqldims(), comm) +
           packSize(data.getAqudims(), comm) +
           packSize(data.useImptvd(), comm) +
           packSize(data.useEnptvd(), comm) +
           packSize(data.useEqlnum(), comm) +
           packSize(data.useJFunc(), comm) +
           (data.useJFunc() ? packSize(data.getJFunc(), comm) : 0) +
           packSize(data.rtemp(), comm);
}

template<class Scalar>
std::size_t packSize(const Tabulated1DFunction<Scalar>& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.xValues(), comm) +
           packSize(data.yValues(), comm);
}

template<class Scalar>
std::size_t packSize(const SolventPvt<Scalar>& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.solventReferenceDensity(), comm) +
           packSize(data.inverseSolventB(), comm) +
           packSize(data.solventMu(), comm) +
           packSize(data.inverseSolventBMu(), comm);
}

template<class Scalar>
std::size_t packSize(const IntervalTabulated2DFunction<Scalar>& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.xPos(), comm) +
           packSize(data.yPos(), comm) +
           packSize(data.samples(), comm) +
           packSize(data.xExtrapolate(), comm) +
           packSize(data.yExtrapolate(), comm);
}

template<class Scalar>
std::size_t packSize(const UniformXTabulated2DFunction<Scalar>& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.xPos(), comm) +
           packSize(data.yPos(), comm) +
           packSize(data.samples(), comm) +
           packSize(data.interpolationGuide(), comm);
}

template<class Scalar>
std::size_t packSize(const DryGasPvt<Scalar>& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.gasReferenceDensity(), comm) +
           packSize(data.inverseGasB(), comm) +
           packSize(data.gasMu(), comm) +
           packSize(data.inverseGasBMu(), comm);
}

template<class Scalar>
std::size_t packSize(const GasPvtThermal<Scalar>& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    std::size_t size = packSize(data.gasvisctCurves(), comm) +
                       packSize(data.gasdentRefTemp(), comm) +
                       packSize(data.gasdentCT1(), comm) +
                       packSize(data.gasdentCT2(), comm) +
                       packSize(data.internalEnergyCurves(), comm) +
                       packSize(data.enableThermalDensity(), comm) +
                       packSize(data.enableThermalViscosity(), comm) +
                       packSize(data.enableInternalEnergy(), comm);
    size += packSize(bool(), comm);
    if (data.isoThermalPvt())
        size += packSize(*data.isoThermalPvt(), comm);

    return size;
}

template<class Scalar, bool enableThermal>
std::size_t packSize(const GasPvtMultiplexer<Scalar,enableThermal>& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    std::size_t size = packSize(data.gasPvtApproach(), comm);
    const void* realGasPvt = data.realGasPvt();
    using PvtApproach = GasPvtMultiplexer<Scalar,enableThermal>;
    if (data.gasPvtApproach() == PvtApproach::DryGasPvt) {
        const auto& pvt = *static_cast<const DryGasPvt<Scalar>*>(realGasPvt);
        size += packSize(pvt, comm);
    } else if (data.gasPvtApproach() == PvtApproach::WetGasPvt) {
        const auto& pvt = *static_cast<const WetGasPvt<Scalar>*>(realGasPvt);
        size += packSize(pvt, comm);
    } else if (data.gasPvtApproach() == PvtApproach::ThermalGasPvt) {
        const auto& pvt = *static_cast<const GasPvtThermal<Scalar>*>(realGasPvt);
        size += packSize(pvt, comm);
    }

    return size;
}

template<class Scalar>
std::size_t packSize(const WetGasPvt<Scalar>& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.gasReferenceDensity(), comm) +
           packSize(data.oilReferenceDensity(), comm) +
           packSize(data.inverseGasB(), comm) +
           packSize(data.inverseSaturatedGasB(), comm) +
           packSize(data.gasMu(), comm) +
           packSize(data.inverseGasBMu(), comm) +
           packSize(data.inverseSaturatedGasBMu(), comm) +
           packSize(data.saturatedOilVaporizationFactorTable(), comm) +
           packSize(data.saturationPressure(), comm) +
           packSize(data.vapPar1(), comm);
}

template<class Scalar, bool enableThermal>
std::size_t packSize(const OilPvtMultiplexer<Scalar,enableThermal>& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    std::size_t size = packSize(data.approach(), comm);
    const void* realOilPvt = data.realOilPvt();
    using PvtApproach = OilPvtMultiplexer<Scalar,enableThermal>;
    if (data.approach() == PvtApproach::ConstantCompressibilityOilPvt) {
        const auto& pvt = *static_cast<const ConstantCompressibilityOilPvt<Scalar>*>(realOilPvt);
        size += packSize(pvt, comm);
    } else if (data.approach() == PvtApproach::DeadOilPvt) {
        const auto& pvt = *static_cast<const DeadOilPvt<Scalar>*>(realOilPvt);
        size += packSize(pvt, comm);
    } else if (data.approach() == PvtApproach::LiveOilPvt) {
        const auto& pvt = *static_cast<const LiveOilPvt<Scalar>*>(realOilPvt);
        size += packSize(pvt, comm);
    } else if (data.approach() == PvtApproach::ThermalOilPvt) {
        const auto& pvt = *static_cast<const OilPvtThermal<Scalar>*>(realOilPvt);
        size += packSize(pvt, comm);
    }

    return size;
}

template<class Scalar>
std::size_t packSize(const ConstantCompressibilityOilPvt<Scalar>& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.oilReferenceDensity(), comm) +
           packSize(data.oilReferencePressure(), comm) +
           packSize(data.oilReferenceFormationVolumeFactor(), comm) +
           packSize(data.oilCompressibility(), comm) +
           packSize(data.oilViscosity(), comm) +
           packSize(data.oilViscosibility(), comm);
}

template<class Scalar>
std::size_t packSize(const DeadOilPvt<Scalar>& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.oilReferenceDensity(), comm) +
           packSize(data.inverseOilB(), comm) +
           packSize(data.oilMu(), comm) +
           packSize(data.inverseOilBMu(), comm);
}

template<class Scalar>
std::size_t packSize(const LiveOilPvt<Scalar>& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.gasReferenceDensity(), comm) +
           packSize(data.oilReferenceDensity(), comm) +
           packSize(data.inverseOilBTable(), comm) +
           packSize(data.oilMuTable(), comm) +
           packSize(data.inverseOilBMuTable(), comm) +
           packSize(data.saturatedOilMuTable(), comm) +
           packSize(data.inverseSaturatedOilBTable(), comm) +
           packSize(data.inverseSaturatedOilBMuTable(), comm) +
           packSize(data.saturatedGasDissolutionFactorTable(), comm) +
           packSize(data.saturationPressure(), comm) +
           packSize(data.vapPar2(), comm);
}

template<class Scalar>
std::size_t packSize(const OilPvtThermal<Scalar>& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    std::size_t size = packSize(data.oilvisctCurves(), comm) +
                       packSize(data.viscrefPress(), comm) +
                       packSize(data.viscrefRs(), comm) +
                       packSize(data.viscRef(), comm) +
                       packSize(data.oildentRefTemp(), comm) +
                       packSize(data.oildentCT1(), comm) +
                       packSize(data.oildentCT2(), comm) +
                       packSize(data.internalEnergyCurves(), comm) +
                       packSize(data.enableThermalDensity(), comm) +
                       packSize(data.enableThermalViscosity(), comm) +
                       packSize(data.enableInternalEnergy(), comm);
    size += packSize(bool(), comm);
    if (data.isoThermalPvt())
        size += packSize(*data.isoThermalPvt(), comm);

    return size;
}

template<class Scalar, bool enableThermal, bool enableBrine>
std::size_t packSize(const WaterPvtMultiplexer<Scalar,enableThermal,enableBrine>& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    std::size_t size = packSize(data.approach(), comm);
    const void* realWaterPvt = data.realWaterPvt();
    using PvtApproach = WaterPvtMultiplexer<Scalar,enableThermal,enableBrine>;
    if (data.approach() == PvtApproach::ConstantCompressibilityWaterPvt) {
        const auto& pvt = *static_cast<const ConstantCompressibilityWaterPvt<Scalar>*>(realWaterPvt);
        size += packSize(pvt, comm);
    } else if (data.approach() == PvtApproach::ThermalWaterPvt) {
        const auto& pvt = *static_cast<const WaterPvtThermal<Scalar>*>(realWaterPvt);
        size += packSize(pvt, comm);
    }

    return size;
}

template<class Scalar>
std::size_t packSize(const ConstantCompressibilityWaterPvt<Scalar>& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.waterReferenceDensity(), comm) +
           packSize(data.waterReferencePressure(), comm) +
           packSize(data.waterReferenceFormationVolumeFactor(), comm) +
           packSize(data.waterCompressibility(), comm) +
           packSize(data.waterViscosity(), comm) +
           packSize(data.waterViscosibility(), comm);
}

template<class Scalar>
std::size_t packSize(const WaterPvtThermal<Scalar>& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    std::size_t size = packSize(data.viscrefPress(), comm) +
                       packSize(data.watdentRefTemp(), comm) +
                       packSize(data.watdentCT1(), comm) +
                       packSize(data.watdentCT2(), comm) +
                       packSize(data.pvtwRefPress(), comm) +
                       packSize(data.pvtwRefB(), comm) +
                       packSize(data.pvtwCompressibility(), comm) +
                       packSize(data.pvtwViscosity(), comm) +
                       packSize(data.pvtwViscosibility(), comm) +
                       packSize(data.watvisctCurves(), comm) +
                       packSize(data.internalEnergyCurves(), comm) +
                       packSize(data.enableThermalDensity(), comm) +
                       packSize(data.enableThermalViscosity(), comm) +
                       packSize(data.enableInternalEnergy(), comm);
    size += packSize(bool(), comm);
    if (data.isoThermalPvt())
        size += packSize(data.isoThermalPvt()->approach(), comm);

    using PvtApproach = WaterPvtThermal<Scalar>;
    if (data.isoThermalPvt()->approach() != PvtApproach::IsothermalPvt::NoWaterPvt) {
        size += packSize(*data.isoThermalPvt(), comm);
    }

    return size;
}

template<class Scalar>
std::size_t packSize(const EclEpsScalingPointsInfo<Scalar>& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.Swl, comm) +
           packSize(data.Sgl, comm) +
           packSize(data.Sowl, comm) +
           packSize(data.Sogl, comm) +
           packSize(data.krCriticalEps, comm) +
           packSize(data.Swcr, comm) +
           packSize(data.Sgcr, comm) +
           packSize(data.Sowcr, comm) +
           packSize(data.Sogcr, comm) +
           packSize(data.Swu, comm) +
           packSize(data.Sgu, comm) +
           packSize(data.Sowu, comm) +
           packSize(data.Sogu, comm) +
           packSize(data.maxPcow, comm) +
           packSize(data.maxPcgo, comm) +
           packSize(data.pcowLeverettFactor, comm) +
           packSize(data.pcgoLeverettFactor, comm) +
           packSize(data.maxKrw, comm) +
           packSize(data.maxKrow, comm) +
           packSize(data.maxKrog, comm) +
           packSize(data.maxKrg, comm);
}

std::size_t packSize(const OilVaporizationProperties& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.getType(), comm) +
           packSize(data.vap1(), comm) +
           packSize(data.vap2(), comm) +
           packSize(data.maxDRSDT(), comm) +
           packSize(data.maxDRSDT_allCells(), comm) +
           packSize(data.maxDRVDT(), comm);
}

std::size_t packSize(const Events& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.events(), comm);
}

std::size_t packSize(const MessageLimits& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.getLimits(), comm);
}

std::size_t packSize(const VFPInjTable& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.getTableNum(), comm) +
           packSize(data.getDatumDepth(), comm) +
           packSize(data.getFloType(), comm) +
           packSize(data.getFloAxis(), comm) +
           packSize(data.getTHPAxis(), comm) +
           data.getTable().num_elements() *
           packSize(double(), comm);
}

std::size_t packSize(const VFPProdTable& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.getTableNum(), comm) +
           packSize(data.getDatumDepth(), comm) +
           packSize(data.getFloType(), comm) +
           packSize(data.getWFRType(), comm) +
           packSize(data.getGFRType(), comm) +
           packSize(data.getALQType(), comm) +
           packSize(data.getFloAxis(), comm) +
           packSize(data.getTHPAxis(), comm) +
           packSize(data.getWFRAxis(), comm) +
           packSize(data.getGFRAxis(), comm) +
           packSize(data.getALQAxis(), comm) +
           data.getTable().num_elements() *
           packSize(double(), comm);
}

std::size_t packSize(const WellTestConfig::WTESTWell& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.name, comm) +
           packSize(data.shut_reason, comm) +
           packSize(data.test_interval, comm) +
           packSize(data.num_test, comm) +
           packSize(data.startup_time, comm) +
           packSize(data.begin_report_step, comm);
}

std::size_t packSize(const WellTestConfig& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.getWells(), comm);
}

std::size_t packSize(const WellTracerProperties& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.getConcentrations(), comm);
}

std::size_t packSize(const UDAValue& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.get_dim(), comm) +
           packSize(data.is<double>(), comm) +
           (data.is<double>() ? packSize(data.get<double>(), comm) :
                                packSize(data.get<std::string>(), comm));
}

std::size_t packSize(const Connection& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.dir(), comm) +
           packSize(data.depth(), comm) +
           packSize(data.state(), comm) +
           packSize(data.satTableId(), comm) +
           packSize(data.complnum(), comm) +
           packSize(data.CF(), comm) +
           packSize(data.Kh(), comm) +
           packSize(data.rw(), comm) +
           packSize(data.r0(), comm) +
           packSize(data.skinFactor(), comm) +
           packSize(data.getI(), comm) +
           packSize(data.getJ(), comm) +
           packSize(data.getK(), comm) +
           packSize(data.kind(), comm) +
           packSize(data.getSeqIndex(), comm) +
           packSize(data.getSegDistStart(), comm) +
           packSize(data.getSegDistEnd(), comm) +
           packSize(data.getDefaultSatTabId(), comm) +
           packSize(data.getCompSegSeqIndex(), comm) +
           packSize(data.segment(), comm) +
           packSize(data.wellPi(), comm);
}

std::size_t packSize(const Well::WellInjectionProperties& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.name, comm) +
           packSize(data.surfaceInjectionRate, comm) +
           packSize(data.reservoirInjectionRate, comm) +
           packSize(data.BHPTarget, comm) +
           packSize(data.THPTarget, comm) +
           packSize(data.bhp_hist_limit, comm) +
           packSize(data.thp_hist_limit, comm) +
           packSize(data.temperature, comm) +
           packSize(data.BHPH, comm) +
           packSize(data.THPH, comm) +
           packSize(data.VFPTableNumber, comm) +
           packSize(data.predictionMode, comm) +
           packSize(data.injectionControls, comm) +
           packSize(data.injectorType, comm) +
           packSize(data.controlMode, comm);
}

std::size_t packSize(const WellEconProductionLimits& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.minOilRate(), comm) +
           packSize(data.minGasRate(), comm) +
           packSize(data.maxWaterCut(), comm) +
           packSize(data.maxGasOilRatio(), comm) +
           packSize(data.maxWaterGasRatio(), comm) +
           packSize(data.workover(), comm) +
           packSize(data.endRun(), comm) +
           packSize(data.followonWell(), comm) +
           packSize(data.quantityLimit(), comm) +
           packSize(data.maxSecondaryMaxWaterCut(), comm) +
           packSize(data.workoverSecondary(), comm) +
           packSize(data.maxGasLiquidRatio(), comm) +
           packSize(data.minLiquidRate(), comm) +
           packSize(data.maxTemperature(), comm) +
           packSize(data.minReservoirFluidRate(), comm);
}

std::size_t packSize(const WellConnections& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.getHeadI(), comm) +
           packSize(data.getHeadJ(), comm) +
           packSize(data.getNumRemoved(), comm) +
           packSize(data.getConnections(), comm);
}

std::size_t packSize(const Well::WellProductionProperties& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.name, comm) +
           packSize(data.OilRate, comm) +
           packSize(data.WaterRate, comm) +
           packSize(data.GasRate, comm) +
           packSize(data.LiquidRate, comm) +
           packSize(data.ResVRate, comm) +
           packSize(data.BHPTarget, comm) +
           packSize(data.THPTarget, comm) +
           packSize(data.bhp_hist_limit, comm) +
           packSize(data.thp_hist_limit, comm) +
           packSize(data.BHPH, comm) +
           packSize(data.THPH, comm) +
           packSize(data.VFPTableNumber, comm) +
           packSize(data.ALQValue, comm) +
           packSize(data.predictionMode, comm) +
           packSize(data.controlMode, comm) +
           packSize(data.whistctl_cmode, comm) +
           packSize(data.getNumProductionControls(), comm);
}

std::size_t packSize(const SpiralICD& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.strength(), comm) +
           packSize(data.length(), comm) +
           packSize(data.densityCalibration(), comm) +
           packSize(data.viscosityCalibration(), comm) +
           packSize(data.criticalValue(), comm) +
           packSize(data.widthTransitionRegion(), comm) +
           packSize(data.maxViscosityRatio(), comm) +
           packSize(data.methodFlowScaling(), comm) +
           packSize(data.maxAbsoluteRate(), comm) +
           packSize(data.status(), comm) +
           packSize(data.scalingFactor(), comm);
}

std::size_t packSize(const Valve& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.conFlowCoefficient(), comm) +
           packSize(data.conCrossArea(), comm) +
           packSize(data.conMaxCrossArea(), comm) +
           packSize(data.pipeAdditionalLength(), comm) +
           packSize(data.pipeDiameter(), comm) +
           packSize(data.pipeRoughness(), comm) +
           packSize(data.pipeCrossArea(), comm) +
           packSize(data.status(), comm);
}

std::size_t packSize(const Segment& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.segmentNumber(), comm) +
           packSize(data.branchNumber(), comm) +
           packSize(data.outletSegment(), comm) +
           packSize(data.inletSegments(), comm) +
           packSize(data.totalLength(), comm) +
           packSize(data.depth(), comm) +
           packSize(data.internalDiameter(), comm) +
           packSize(data.roughness(), comm) +
           packSize(data.crossArea(), comm) +
           packSize(data.volume(), comm) +
           packSize(data.dataReady(), comm) +
           packSize(data.segmentType(), comm) +
           packSize(data.spiralICD(), comm) +
           packSize(data.getValve(), comm);
}

template<class T>
std::size_t packSize(const std::shared_ptr<T>& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    std::size_t size = packSize(bool(), comm);
    if (data)
         size += packSize(*data, comm);

    return size;
}

template<class T>
std::size_t packSize(const std::unique_ptr<T>& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    std::size_t size = packSize(bool(), comm);
    if (data)
         size += packSize(*data, comm);

    return size;
}

std::size_t packSize(const Dimension& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.getName(), comm) +
           packSize(data.getSIScalingRaw(), comm) +
           packSize(data.getSIOffset(), comm);
}

std::size_t packSize(const UnitSystem& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.getName(), comm) +
           packSize(data.getType(), comm) +
           packSize(data.getDimensions(), comm) +
           packSize(data.use_count(), comm);
}

std::size_t packSize(const WellSegments& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.wellName(), comm) +
           packSize(data.depthTopSegment(), comm) +
           packSize(data.lengthTopSegment(), comm) +
           packSize(data.volumeTopSegment(), comm) +
           packSize(data.lengthDepthType(), comm) +
           packSize(data.compPressureDrop(), comm) +
           packSize(data.multiPhaseModel(), comm) +
           packSize(data.segments(), comm) +
           packSize(data.segmentNumberIndex(), comm);

}

std::size_t packSize(const Well& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    std::size_t size = packSize(data.name(), comm) +
                       packSize(data.groupName(), comm) +
                       packSize(data.firstTimeStep(), comm) +
                       packSize(data.seqIndex(), comm) +
                       packSize(data.getHeadI(), comm) +
                       packSize(data.getHeadJ(), comm) +
                       packSize(data.getRefDepth(), comm) +
                       packSize(data.getPreferredPhase(), comm) +
                       packSize(data.getWellConnectionOrdering(), comm) +
                       packSize(data.units(), comm) +
                       packSize(data.udqUndefined(), comm) +
                       packSize(data.getStatus(), comm) +
                       packSize(data.getDrainageRadius(), comm) +
                       packSize(data.getAllowCrossFlow(), comm) +
                       packSize(data.getAutomaticShutIn(), comm) +
                       packSize(data.isProducer(), comm) +
                       packSize(data.wellGuideRate(), comm) +
                       packSize(data.getEfficiencyFactor(), comm) +
                       packSize(data.getSolventFraction(), comm) +
                       packSize(data.predictionMode(), comm) +
                       packSize(data.getEconLimits(), comm) +
                       packSize(data.getFoamProperties(), comm) +
                       packSize(data.getPolymerProperties(), comm) +
                       packSize(data.getBrineProperties(), comm) +
                       packSize(data.getTracerProperties(), comm) +
                       packSize(data.getConnections(), comm) +
                       packSize(data.getProductionProperties(), comm) +
                       packSize(data.getInjectionProperties(), comm) +
                       packSize(data.hasSegments(), comm);
    if (data.hasSegments())
        size += packSize(data.getSegments(), comm);

    return size;
}

template<class T>
std::size_t packSize(const IOrderSet<T>& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.index(), comm) +
           packSize(data.data(), comm);
}

std::size_t packSize(const Group::GroupInjectionProperties& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.phase, comm) +
           packSize(data.cmode, comm) +
           packSize(data.surface_max_rate, comm) +
           packSize(data.resv_max_rate, comm) +
           packSize(data.target_reinj_fraction, comm) +
           packSize(data.target_void_fraction, comm) +
           packSize(data.reinj_group, comm) +
           packSize(data.voidage_group, comm) +
           packSize(data.injection_controls, comm);
}

std::size_t packSize(const Group::GroupProductionProperties& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.cmode, comm) +
           packSize(data.exceed_action, comm) +
           packSize(data.oil_target, comm) +
           packSize(data.water_target, comm) +
           packSize(data.gas_target, comm) +
           packSize(data.liquid_target, comm) +
           packSize(data.guide_rate, comm) +
           packSize(data.guide_rate_def, comm) +
           packSize(data.resv_target, comm) +
           packSize(data.production_controls, comm);
}

std::size_t packSize(const Group& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.name(), comm) +
           packSize(data.insert_index(), comm) +
           packSize(data.initStep(), comm) +
           packSize(data.udqUndefined(), comm) +
           packSize(data.units(), comm) +
           packSize(data.type(), comm) +
           packSize(data.getGroupEfficiencyFactor(), comm) +
           packSize(data.getTransferGroupEfficiencyFactor(), comm) +
           packSize(data.getGroupNetVFPTable(), comm) +
           packSize(data.parent(), comm) +
           packSize(data.iwells(), comm) +
           packSize(data.igroups(), comm) +
           packSize(data.injectionProperties(), comm) +
           packSize(data.productionProperties(), comm);
}

std::size_t packSize(const WList& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.wellList(), comm);
}

std::size_t packSize(const WListManager& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.lists(), comm);
}

std::size_t packSize(const UDQFunction& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.name(), comm) +
           packSize(data.type(), comm);
}

std::size_t packSize(const UDQFunctionTable& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.getParams(), comm) +
           packSize(data.functionMap(), comm);
}

std::size_t packSize(const UDQASTNode& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.var_type, comm) +
           packSize(data.getType(), comm) +
           packSize(data.stringValue(), comm) +
           packSize(data.scalarValue(), comm) +
           packSize(data.getSelectors(), comm) +
           packSize(data.getLeft(), comm) +
           packSize(data.getRight(), comm);
}

std::size_t packSize(const UDQDefine& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.keyword(), comm) +
           packSize(data.getAst(), comm) +
           packSize(data.var_type(), comm) +
           packSize(data.input_string(), comm);
}

std::size_t packSize(const UDQAssign::AssignRecord& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.selector, comm) +
           packSize(data.value, comm);
}

std::size_t packSize(const UDQAssign& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.keyword(), comm) +
           packSize(data.var_type(), comm) +
           packSize(data.getRecords(), comm);
}

std::size_t packSize(const UDQIndex& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.insert_index, comm) +
           packSize(data.typed_insert_index, comm) +
           packSize(data.action, comm) +
           packSize(data.var_type, comm);
}

std::size_t packSize(const UDQConfig& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.params(), comm) +
           packSize(data.definitionMap(), comm) +
           packSize(data.assignmentMap(), comm) +
           packSize(data.unitsMap(), comm) +
           packSize(data.inputIndex(), comm) +
           packSize(data.typeCount(), comm);
}

std::size_t packSize(const UDQActive::InputRecord& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.input_index, comm) +
           packSize(data.udq, comm) +
           packSize(data.wgname, comm) +
           packSize(data.control, comm);
}

std::size_t packSize(const UDQActive::Record& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.udq, comm) +
           packSize(data.input_index, comm) +
           packSize(data.use_index, comm) +
           packSize(data.wgname, comm) +
           packSize(data.control, comm) +
           packSize(data.uad_code, comm) +
           packSize(data.use_count, comm);
}

std::size_t packSize(const UDQActive& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.getInputRecords(), comm) +
           packSize(data.getOutputRecords(), comm) +
           packSize(data.getUdqKeys(), comm) +
           packSize(data.getWgKeys(), comm);
}

std::size_t packSize(const GuideRateModel& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.timeInterval(), comm) +
           packSize(data.target(), comm) +
           packSize(data.coefs(), comm) +
           packSize(data.allow_increase(), comm) +
           packSize(data.damping_factor(), comm) +
           packSize(data.free_gas(), comm) +
           packSize(data.defaultModel(), comm) +
           packSize(data.udaCoefs(), comm);
}

std::size_t packSize(const GuideRateConfig& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.getModel(), comm) +
           packSize(data.getWells(), comm) +
           packSize(data.getGroups(), comm);
}

std::size_t packSize(const GConSale::GCONSALEGroup& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.sales_target, comm) +
           packSize(data.max_sales_rate, comm) +
           packSize(data.min_sales_rate, comm) +
           packSize(data.max_proc, comm) +
           packSize(data.udq_undefined, comm) +
           packSize(data.unit_system, comm);
}

std::size_t packSize(const GConSale& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.getGroups(), comm);
}

std::size_t packSize(const GConSump::GCONSUMPGroup& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.consumption_rate, comm) +
           packSize(data.import_rate, comm) +
           packSize(data.network_node, comm) +
           packSize(data.udq_undefined, comm) +
           packSize(data.unit_system, comm);
}

std::size_t packSize(const GConSump& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.getGroups(), comm);
}

std::size_t packSize(const RFTConfig& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.timeMap(), comm) +
           packSize(data.firstRFTOutput(), comm) +
           packSize(data.wellOpenRftTime(), comm) +
           packSize(data.wellOpenRftName(), comm) +
           packSize(data.wellOpen(), comm) +
           packSize(data.rftConfig(), comm) +
           packSize(data.pltConfig(), comm);
}

std::size_t packSize(const DeckItem& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.dVal(), comm) +
           packSize(data.iVal(), comm) +
           packSize(data.sVal(), comm) +
           packSize(data.uVal(), comm) +
           packSize(data.getType(), comm) +
           packSize(data.name(), comm) +
           packSize(data.valueStatus(), comm) +
           packSize(data.rawData(), comm) +
           packSize(data.activeDimensions(), comm) +
           packSize(data.defaultDimensions(), comm);
}

std::size_t packSize(const DeckRecord& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.getItems(), comm);
}

std::size_t packSize(const Location& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.filename, comm) +
           packSize(data.lineno, comm);
}

std::size_t packSize(const DeckKeyword& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.name(), comm) +
           packSize(data.location(), comm) +
           packSize(data.records(), comm) +
           packSize(data.isDataKeyword(), comm) +
           packSize(data.isSlashTerminated(), comm);
}


std::size_t packSize(const Deck& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.keywords(), comm) +
           packSize(data.getDefaultUnitSystem(), comm) +
           packSize(data.activeUnitSystem(), comm) +
           packSize(data.getDataFile(), comm) +
           packSize(data.getInputPath(), comm) +
           packSize(data.unitSystemAccessCount(), comm);
}

std::size_t packSize(const Action::ASTNode& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.type, comm) +
           packSize(data.func_type, comm) +
           packSize(data.func, comm) +
           packSize(data.argList(), comm) +
           packSize(data.getNumber(), comm) +
           packSize(data.childrens(), comm);
}

std::size_t packSize(const Action::AST& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.getCondition(), comm);
}

std::size_t packSize(const Action::Quantity& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.quantity, comm) +
           packSize(data.args, comm);
}

std::size_t packSize(const Action::Condition& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.lhs, comm) +
           packSize(data.rhs, comm) +
           packSize(data.logic, comm) +
           packSize(data.cmp, comm) +
           packSize(data.cmp_string, comm);
}

std::size_t packSize(const Action::ActionX& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.name(), comm) +
           packSize(data.max_run(), comm) +
           packSize(data.min_wait(), comm) +
           packSize(data.start_time(), comm) +
           packSize(data.getKeywords(), comm) +
           packSize(data.getCondition(), comm) +
           packSize(data.conditions(), comm) +
           packSize(data.getRunCount(), comm) +
           packSize(data.getLastRun(), comm);
}

std::size_t packSize(const Action::Actions& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.getActions(), comm);
}

template<class Key, class T> using Map2 = std::map<Key,T>;

std::size_t packSize(const Schedule& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.getTimeMap(), comm) +
           packSizeDynMap(data.getStaticWells(), comm) +
           packSizeDynMap(data.getGroups(), comm) +
           packSize(data.getOilVapProps(), comm) +
           packSize(data.getEvents(), comm) +
           packSize(data.getModifierDeck(), comm) +
           packSize(data.getTuning(), comm) +
           packSize(data.getMessageLimits(), comm) +
           packSize(data.getRunspec(), comm) +
           packSizeDynMap<Map2>(data.getVFPProdTables(), comm) +
           packSizeDynMap<Map2>(data.getVFPInjTables(), comm) +
           packSizeDynState(data.getWellTestConfig(), comm) +
           packSizeDynState(data.getWListManager(), comm) +
           packSizeDynState(data.getUDQConfig(), comm) +
           packSizeDynState(data.getUDQActive(), comm) +
           packSizeDynState(data.getGuideRateConfig(), comm) +
           packSizeDynState(data.getGConSale(), comm) +
           packSizeDynState(data.getGConSump(), comm) +
           packSize(data.getGlobalWhistCtlMode(), comm) +
           packSizeDynState(data.getActions(), comm) +
           packSize(data.rftConfig(), comm) +
           packSize(data.getNupCol(), comm) +
           packSize(data.getWellGroupEvents(), comm);
}

std::size_t packSize(const BrineDensityTable& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.getBrineDensityColumn(), comm);
}

std::size_t packSize(const PvtwsaltTable& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
   return packSize(data.getReferencePressureValue(), comm) +
          packSize(data.getReferenceSaltConcentrationValue(), comm) +
          packSize(data.getTableValues(), comm);
}

std::size_t packSize(const SummaryNode& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.keyword(), comm) +
           packSize(data.category(), comm) +
           packSize(data.location(), comm)  +
           packSize(data.type(), comm) +
           packSize(data.namedEntity(), comm) +
           packSize(data.number(), comm) +
           packSize(data.isUserDefined(), comm);
}

std::size_t packSize(const SummaryConfig& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.getKwds(), comm) +
           packSize(data.getShortKwds(), comm) +
           packSize(data.getSmryKwds(), comm);
}

std::size_t packSize(const EquilRecord& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.datumDepth(), comm) +
           packSize(data.datumDepthPressure(), comm) +
           packSize(data.waterOilContactDepth(), comm) +
           packSize(data.waterOilContactCapillaryPressure(), comm) +
           packSize(data.gasOilContactDepth(), comm) +
           packSize(data.gasOilContactCapillaryPressure(), comm) +
           packSize(data.liveOilInitConstantRs(), comm) +
           packSize(data.wetGasInitConstantRv(), comm) +
           packSize(data.initializationTargetAccuracy(), comm);
}

std::size_t packSize(const FoamData& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.referenceSurfactantConcentration(), comm) +
           packSize(data.exponent(), comm) +
           packSize(data.minimumSurfactantConcentration(), comm) +
           packSize(data.allowDesorption(), comm) +
           packSize(data.rockDensity(), comm);
}

std::size_t packSize(const RestartSchedule& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.timestep, comm) +
           packSize(data.basic, comm) +
           packSize(data.frequency, comm) +
           packSize(data.rptsched_restart_set, comm) +
           packSize(data.rptsched_restart, comm);
}

std::size_t packSize(const TimeStampUTC& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.ymd(), comm) +
           packSize(data.hour(), comm) +
           packSize(data.minutes(), comm) +
           packSize(data.seconds(), comm) +
           packSize(data.microseconds(), comm);
}

std::size_t packSize(const EclHysterConfig& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.active(), comm) +
           packSize(data.pcHysteresisModel(), comm) +
           packSize(data.krHysteresisModel(), comm);
}

std::size_t packSize(const JFunc& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.flag(), comm) +
           packSize(data.owSurfaceTension(), comm) +
           packSize(data.goSurfaceTension(), comm) +
           packSize(data.alphaFactor(), comm) +
           packSize(data.betaFactor(), comm) +
           packSize(data.direction(), comm);
}

std::size_t packSize(const WellPolymerProperties& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.m_polymerConcentration, comm) +
           packSize(data.m_saltConcentration, comm) +
           packSize(data.m_plymwinjtable, comm) +
           packSize(data.m_skprwattable, comm) +
           packSize(data.m_skprpolytable, comm);
}

std::size_t packSize(const Well::WellGuideRate& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.available, comm) +
           packSize(data.guide_rate, comm) +
           packSize(data.guide_phase, comm) +
           packSize(data.scale_factor, comm);
}

std::size_t packSize(const GuideRateConfig::WellTarget& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.guide_rate, comm) +
           packSize(data.target, comm) +
           packSize(data.scaling_factor, comm);
}

std::size_t packSize(const GuideRateConfig::GroupTarget& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.guide_rate, comm) +
           packSize(data.target, comm);
}

std::size_t packSize(const MULTREGTRecord& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.src_value, comm) +
           packSize(data.target_value, comm) +
           packSize(data.trans_mult, comm) +
           packSize(data.directions, comm) +
           packSize(data.nnc_behaviour, comm) +
           packSize(data.region_name, comm);
}

std::size_t packSize(const MULTREGTScanner& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.getSize(), comm) +
           packSize(data.getRecords(), comm) +
           packSize(data.getSearchMap(), comm) +
           packSize(data.getRegions(), comm) +
           packSize(data.getDefaultRegion(), comm);
}

std::size_t packSize(const EclipseConfig& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.init(), comm) +
           packSize(data.restart(), comm);
}

std::size_t packSize(const TransMult& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.getSize(), comm) +
           packSize(data.getTrans(), comm) +
           packSize(data.getNames(), comm) +
           packSize(data.getScanner(), comm);
}

std::size_t packSize(const FaultFace& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.getIndices(), comm) +
           packSize(data.getDir(), comm);
}

std::size_t packSize(const Fault& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.getName(), comm) +
           packSize(data.getTransMult(), comm) +
           packSize(data.getFaceList(), comm);
}

std::size_t packSize(const FaultCollection& data,
                     Dune::MPIHelper::MPICommunicator comm)
{
    return packSize(data.getFaults(), comm);
}

////// pack routines

template<class T>
void pack(const T*, std::size_t, std::vector<char>&, int&,
          Dune::MPIHelper::MPICommunicator, std::integral_constant<bool, false>)
{
    OPM_THROW(std::logic_error, "Packing not (yet) supported for this non-pod type.");
}

template<class T>
void pack(const T* data, std::size_t l, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm,
          std::integral_constant<bool, true>)
{
#if HAVE_MPI
    MPI_Pack(&l, 1, Dune::MPITraits<std::size_t>::getType(), buffer.data(),
             buffer.size(), &position, comm);
    MPI_Pack(data, l, Dune::MPITraits<T>::getType(), buffer.data(),
             buffer.size(), &position, comm);
#else
    (void) data;
    (void) comm;
    (void) l;
    (void) buffer;
    (void) position;
#endif
}

template<class T>
void pack(const T* data, std::size_t l, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data, l, buffer, position, comm, typename std::is_pod<T>::type());
}

template<class T>
void pack(const T&, std::vector<char>&, int&,
          Dune::MPIHelper::MPICommunicator, std::integral_constant<bool, false>)
{
    OPM_THROW(std::logic_error, "Packing not (yet) supported for this non-pod type.");
}

template<class T>
void pack(const T& data, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm, std::integral_constant<bool, true>)
{
#if HAVE_MPI
    MPI_Pack(&data, 1, Dune::MPITraits<T>::getType(), buffer.data(),
             buffer.size(), &position, comm);
#else
    (void) data;
    (void) comm;
    (void) buffer;
    (void) position;
#endif
}

template<class T>
void pack(const T& data, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data, buffer, position, comm, typename std::is_pod<T>::type());
}

template<class T1, class T2>
void pack(const std::pair<T1,T2>& data, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.first, buffer, position, comm);
    pack(data.second, buffer, position, comm);
}

template<class T, class A>
void pack(const std::vector<T, A>& data, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    if (std::is_pod<T>::value)
    {
        // size written automatically
        pack(data.data(), data.size(), buffer, position, comm);
        return;
    }

    pack(data.size(), buffer, position, comm);

    for (const auto& entry: data)
        pack(entry, buffer, position, comm);
}

template<class K, class C, class A>
void pack(const std::set<K,C,A>& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.size(), buffer, position, comm);

    for (const auto& entry : data)
    {
        pack(entry, buffer, position, comm);
    }
}

template<class T, class H, class KE, class A>
void pack(const std::unordered_set<T,H,KE,A>& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.size(), buffer, position, comm);

    for (const auto& entry : data)
    {
        pack(entry, buffer, position, comm);
    }
}

template<class T, size_t N>
void pack(const std::array<T,N>& data, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    for (const T& entry : data)
        pack(entry, buffer, position, comm);
}

template<class A>
void pack(const std::vector<bool,A>& data, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.size(), buffer, position, comm);
    for (const auto& entry : data) {
        bool b = entry;
        pack(b, buffer, position, comm);
    }
}

template<std::size_t I = 0, typename Tuple>
typename std::enable_if<I == std::tuple_size<Tuple>::value, void>::type
pack_tuple_entry(const Tuple&, std::vector<char>&, int&,
                      Dune::MPIHelper::MPICommunicator)
{
}

template<std::size_t I = 0, typename Tuple>
typename std::enable_if<I != std::tuple_size<Tuple>::value, void>::type
pack_tuple_entry(const Tuple& tuple, std::vector<char>& buffer,
                 int& position, Dune::MPIHelper::MPICommunicator comm)
{
    pack(std::get<I>(tuple), buffer, position, comm);
    pack_tuple_entry<I+1>(tuple, buffer, position, comm);
}

template<class... Ts>
void pack(const std::tuple<Ts...>& data, std::vector<char>& buffer,
          int& position, Dune::MPIHelper::MPICommunicator comm)
{
    pack_tuple_entry(data, buffer, position, comm);
}

template<class Key, class Value>
void pack(const OrderedMap<Key, Value>& data, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.getIndex(), buffer, position, comm);
    pack(data.getStorage(), buffer, position, comm);
}

template<class T>
void pack(const DynamicState<T>& data, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.data(), buffer, position, comm);
    pack(data.initialRange(), buffer, position, comm);
}

template<class T>
void pack(const DynamicVector<T>& data, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.data(), buffer, position, comm);
}

void pack(const char* str, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
#if HAVE_MPI
    std::size_t length = strlen(str)+1;
    MPI_Pack(&length, 1, Dune::MPITraits<std::size_t>::getType(), buffer.data(),
        buffer.size(), &position, comm);
    MPI_Pack(str, strlen(str)+1, MPI_CHAR, buffer.data(), buffer.size(),
         &position, comm);
#else
    (void) str;
    (void) comm;
    (void) buffer;
    (void) position;
#endif
}

void pack(const std::string& str, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(str.c_str(), buffer, position, comm);
}

template<class T1, class T2, class C, class A>
void pack(const std::map<T1,T2,C,A>& data, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.size(), buffer, position, comm);

    for (const auto& entry: data)
    {
        pack(entry, buffer, position, comm);
    }
}

template<class T1, class T2, class H, class P, class A>
void pack(const std::unordered_map<T1,T2,H,P,A>& data, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.size(), buffer, position, comm);

    for (const auto& entry: data)
    {
        pack(entry, buffer, position, comm);
    }
}

void pack(const data::Well& data, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.rates, buffer, position, comm);
    pack(data.bhp, buffer, position, comm);
    pack(data.thp, buffer, position, comm);
    pack(data.temperature, buffer, position, comm);
    pack(data.control, buffer, position, comm);
    pack(data.connections, buffer, position, comm);
    pack(data.segments, buffer, position, comm);
    pack(data.current_control, buffer, position, comm);
}

void pack(const RestartKey& data, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.key, buffer, position, comm);
    pack(data.dim, buffer, position, comm);
    pack(data.required, buffer, position, comm);
}

void pack(const data::CellData& data, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.dim, buffer, position, comm);
    pack(data.data, buffer, position, comm);
    pack(data.target, buffer, position, comm);
}

void pack(const data::Solution& data, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    // Needs explicit conversion to a supported base type holding the data
    // to prevent throwing.
    pack(static_cast<const std::map< std::string, data::CellData>&>(data),
         buffer, position, comm);
}

void pack(const data::WellRates& data, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    // Needs explicit conversion to a supported base type holding the data
    // to prevent throwing.
    pack(static_cast<const std::map< std::string, data::Well>&>(data),
         buffer, position, comm);
}

void pack(const RestartValue& data, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.solution, buffer, position, comm);
    pack(data.wells, buffer, position, comm);
    pack(data.extra, buffer, position, comm);
}

void pack(const ThresholdPressure& data, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.active(), buffer, position, comm);
    pack(data.restart(), buffer, position, comm);
    pack(data.thresholdPressureTable(), buffer, position, comm);
    pack(data.pressureTable(), buffer, position, comm);
}


void pack(const BCConfig& bc, std::vector<char>& buffer, int& position,
    Dune::MPIHelper::MPICommunicator comm)
{
    pack(bc.faces(), buffer, position, comm);
}

void pack(const RockConfig& data, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.active(), buffer, position, comm);
    pack(data.rocknum_property(), buffer, position, comm);
    pack(data.comp(), buffer, position, comm);
    pack(data.num_rock_tables(), buffer, position, comm);
    pack(data.water_compaction(), buffer, position, comm);
    pack(data.hysteresis_mode(), buffer, position, comm);
}


void pack(const NNC& data, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.data(), buffer, position, comm);
}

void pack(const EDITNNC& data, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.data(), buffer, position, comm);
}

void pack(const Rock2dTable& data, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.pvmultValues(), buffer, position, comm);
    pack(data.pressureValues(), buffer, position, comm);
}

void pack(const Rock2dtrTable& data, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.transMultValues(), buffer, position, comm);
    pack(data.pressureValues(), buffer, position, comm);
}

void pack(const ColumnSchema& data, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.name(), buffer, position, comm);
    pack(data.order(), buffer, position, comm);
    pack(data.getDefaultMode(), buffer, position, comm);
    if (data.getDefaultMode() == Table::DEFAULT_CONST)
        pack(data.getDefaultValue(), buffer, position, comm);
}

void pack(const TableSchema& data, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.getColumns(), buffer, position, comm);
}

void pack(const TableColumn& data, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.schema(), buffer, position, comm);
    pack(data.name(), buffer, position, comm);
    pack(data.values(), buffer, position, comm);
    pack(data.defaults(), buffer, position, comm);
    pack(data.defaultCount(), buffer, position, comm);
}

void pack(const SimpleTable& data, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.schema(), buffer, position, comm);
    pack(data.columns(), buffer, position, comm);
    pack(data.jfunc(), buffer, position, comm);
}

void pack(const TableContainer& data, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.max(), buffer, position, comm);
    size_t entries = 0;
    for (const auto& it : data.tables()) {
        if (it.second) {
          ++entries;
        }
    }
    pack(entries, buffer, position, comm);
    for (const auto& it : data.tables()) {
        if (it.second) {
          pack(it.first, buffer, position, comm);
          pack(*it.second, buffer, position, comm);
        }
    }
}

void pack(const Equil& data, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.records(), buffer, position, comm);
}

void pack(const FoamConfig& data, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.records(), buffer, position, comm);
}

void pack(const InitConfig& data, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.getEquil(), buffer, position, comm);
    pack(data.getFoamConfig(), buffer, position, comm);
    pack(data.filleps(), buffer, position, comm);
    pack(data.hasGravity(), buffer, position, comm);
    pack(data.restartRequested(), buffer, position, comm);
    pack(data.getRestartStep(), buffer, position, comm);
    pack(data.getRestartRootName(), buffer, position, comm);
}

void pack(const SimulationConfig& data, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.getThresholdPressure(), buffer, position, comm);
    pack(data.bcconfig(), buffer, position, comm);
    pack(data.rock_config(), buffer, position, comm);
    pack(data.useCPR(), buffer, position, comm);
    pack(data.hasDISGAS(), buffer, position, comm);
    pack(data.hasVAPOIL(), buffer, position, comm);
    pack(data.isThermal(), buffer, position, comm);
}

void pack(const TimeMap& data, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.timeList(), buffer, position, comm);
}

void pack(const RestartConfig& data, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.ioConfig(), buffer, position, comm);
    pack(data.timeMap(), buffer, position, comm);
    pack(data.getFirstRestartStep(), buffer, position, comm);
    pack(data.writeInitialRst(), buffer, position, comm);
    pack(data.restartSchedule(), buffer, position, comm);
    pack(data.restartKeywords(), buffer, position, comm);
    pack(data.saveKeywords(), buffer, position, comm);
}

void pack(const IOConfig& data, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.getWriteINITFile(), buffer, position, comm);
    pack(data.getWriteEGRIDFile(), buffer, position, comm);
    pack(data.getUNIFIN(), buffer, position, comm);
    pack(data.getUNIFOUT(), buffer, position, comm);
    pack(data.getFMTIN(), buffer, position, comm);
    pack(data.getFMTOUT(), buffer, position, comm);
    pack(data.getDeckFileName(), buffer, position, comm);
    pack(data.getOutputEnabled(), buffer, position, comm);
    pack(data.getOutputDir(), buffer, position, comm);
    pack(data.getNoSim(), buffer, position, comm);
    pack(data.getBaseName(), buffer, position, comm);
    pack(data.getEclCompatibleRST(), buffer, position, comm);
}

void pack(const Phases& data, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.getBits(), buffer, position, comm);
}

void pack(const EndpointScaling& data, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.getBits(), buffer, position, comm);
}

void pack(const UDQParams& data, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.reseed(), buffer, position, comm);
    pack(data.rand_seed(), buffer, position, comm);
    pack(data.range(), buffer, position, comm);
    pack(data.undefinedValue(), buffer, position, comm);
    pack(data.cmpEpsilon(), buffer, position, comm);
}

void pack(const Runspec& data, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.phases(), buffer, position, comm);
    pack(data.tabdims(), buffer, position, comm);
    pack(data.endpointScaling(), buffer, position, comm);
    pack(data.wellDimensions(), buffer, position, comm);
    pack(data.wellSegmentDimensions(), buffer, position, comm);
    pack(data.udqParams(), buffer, position, comm);
    pack(data.hysterPar(), buffer, position, comm);
    pack(data.actdims(), buffer, position, comm);
    pack(data.saturationFunctionControls(), buffer, position, comm);
}

void pack(const PvtxTable& data, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.getOuterColumnSchema(), buffer, position, comm);
    pack(data.getOuterColumn(), buffer, position, comm);
    pack(data.getUnderSaturatedSchema(), buffer, position, comm);
    pack(data.getSaturatedSchema(), buffer, position, comm);
    pack(data.getUnderSaturatedTables(), buffer, position, comm);
    pack(data.getSaturatedTable(), buffer, position, comm);
}

void pack(const PvtgTable& data, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(static_cast<const PvtxTable&>(data), buffer, position, comm);
}

void pack(const PvtoTable& data, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(static_cast<const PvtxTable&>(data), buffer, position, comm);
}

void pack(const PvtwTable& data, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(static_cast<const std::vector<PVTWRecord>&>(data), buffer, position, comm);
}

void pack(const PvcdoTable& data, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(static_cast<const std::vector<PVCDORecord>&>(data), buffer, position, comm);
}

void pack(const DensityTable& data, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(static_cast<const std::vector<DENSITYRecord>&>(data), buffer, position, comm);
}

void pack(const ViscrefTable& data, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(static_cast<const std::vector<VISCREFRecord>&>(data), buffer, position, comm);
}

void pack(const WatdentTable& data, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(static_cast<const std::vector<WATDENTRecord>&>(data), buffer, position, comm);
}

void pack(const PolyInjTable& data, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.getThroughputs(), buffer, position, comm);
    pack(data.getVelocities(), buffer, position, comm);
    pack(data.getTableNumber(), buffer, position, comm);
    pack(data.getTableData(), buffer, position, comm);
}

void pack(const PlymwinjTable& data, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(static_cast<const PolyInjTable&>(data), buffer, position, comm);
}

void pack(const SkprpolyTable& data, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(static_cast<const PolyInjTable&>(data), buffer, position, comm);
    pack(data.referenceConcentration(), buffer, position, comm);
}

void pack(const SkprwatTable& data, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(static_cast<const PolyInjTable&>(data), buffer, position, comm);
}

void pack(const RockTable& data, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(static_cast<const std::vector<ROCKRecord>&>(data), buffer, position, comm);
}

void pack(const TableManager& data, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.getSimpleTables(), buffer, position, comm);
    pack(data.getPvtgTables(), buffer, position, comm);
    pack(data.getPvtoTables(), buffer, position, comm);
    pack(data.getRock2dTables(), buffer, position, comm);
    pack(data.getRock2dtrTables(), buffer, position, comm);
    pack(data.getPvtwTable(), buffer, position, comm);
    pack(data.getPvcdoTable(), buffer, position, comm);
    pack(data.getDensityTable(), buffer, position, comm);
    pack(data.getRockTable(), buffer, position, comm);
    pack(data.getViscrefTable(), buffer, position, comm);
    pack(data.getWatdentTable(), buffer, position, comm);
    pack(data.getPvtwSaltTables(), buffer, position, comm);
    pack(data.getBrineDensityTables(), buffer, position, comm);
    pack(data.getPlymwinjTables(), buffer, position, comm);
    pack(data.getSkprwatTables(), buffer, position, comm);
    pack(data.getSkprpolyTables(), buffer, position, comm);
    pack(data.getTabdims(), buffer, position, comm);
    pack(data.getRegdims(), buffer, position, comm);
    pack(data.getEqldims(), buffer, position, comm);
    pack(data.getAqudims(), buffer, position, comm);
    pack(data.useImptvd(), buffer, position, comm);
    pack(data.useEnptvd(), buffer, position, comm);
    pack(data.useEqlnum(), buffer, position, comm);
    pack(data.useJFunc(), buffer, position, comm);
    if (data.useJFunc())
        pack(data.getJFunc(), buffer, position, comm);
    pack(data.rtemp(), buffer, position, comm);
}

template<class Scalar>
void pack(const Tabulated1DFunction<Scalar>& data, std::vector<char>& buffer,
          int& position, Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.xValues(), buffer, position, comm);
    pack(data.yValues(), buffer, position, comm);
}

template<class Scalar>
void pack(const IntervalTabulated2DFunction<Scalar>& data, std::vector<char>& buffer,
          int& position, Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.xPos(), buffer, position, comm);
    pack(data.yPos(), buffer, position, comm);
    pack(data.samples(), buffer, position, comm);
    pack(data.xExtrapolate(), buffer, position, comm);
    pack(data.yExtrapolate(), buffer, position, comm);
}

template<class Scalar>
void pack(const UniformXTabulated2DFunction<Scalar>& data, std::vector<char>& buffer,
          int& position, Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.xPos(), buffer, position, comm);
    pack(data.yPos(), buffer, position, comm);
    pack(data.samples(), buffer, position, comm);
    pack(data.interpolationGuide(), buffer, position, comm);
}

template<class Scalar>
void pack(const SolventPvt<Scalar>& data, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.solventReferenceDensity(), buffer, position, comm);
    pack(data.inverseSolventB(), buffer, position, comm);
    pack(data.solventMu(), buffer, position, comm);
    pack(data.inverseSolventBMu(), buffer, position, comm);
}

template<class Scalar, bool enableThermal>
void pack(const GasPvtMultiplexer<Scalar,enableThermal>& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.gasPvtApproach(), buffer, position, comm);
    const void* realGasPvt = data.realGasPvt();
    using PvtApproach = GasPvtMultiplexer<Scalar,enableThermal>;
    if (data.gasPvtApproach() == PvtApproach::DryGasPvt) {
        const auto& pvt = *static_cast<const DryGasPvt<Scalar>*>(realGasPvt);
        pack(pvt, buffer, position, comm);
    } else if (data.gasPvtApproach() == PvtApproach::WetGasPvt) {
        const auto& pvt = *static_cast<const WetGasPvt<Scalar>*>(realGasPvt);
        pack(pvt, buffer, position, comm);
    } else if (data.gasPvtApproach() == PvtApproach::ThermalGasPvt) {
        const auto& pvt = *static_cast<const GasPvtThermal<Scalar>*>(realGasPvt);
        pack(pvt, buffer, position, comm);
    }
}

template<class Scalar>
void pack(const DryGasPvt<Scalar>& data, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.gasReferenceDensity(), buffer, position, comm);
    pack(data.inverseGasB(), buffer, position, comm);
    pack(data.gasMu(), buffer, position, comm);
    pack(data.inverseGasBMu(), buffer, position, comm);
}

template<class Scalar>
void pack(const GasPvtThermal<Scalar>& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.gasvisctCurves(), buffer, position, comm);
    pack(data.gasdentRefTemp(), buffer, position, comm);
    pack(data.gasdentCT1(), buffer, position, comm);
    pack(data.gasdentCT2(), buffer, position, comm);
    pack(data.internalEnergyCurves(), buffer, position, comm);
    pack(data.enableThermalDensity(), buffer, position, comm);
    pack(data.enableThermalViscosity(), buffer, position, comm);
    pack(data.enableInternalEnergy(), buffer, position, comm);
    pack(data.isoThermalPvt() != nullptr, buffer, position, comm);
    if (data.isoThermalPvt())
        pack(*data.isoThermalPvt(), buffer, position, comm);
}

template<class Scalar>
void pack(const WetGasPvt<Scalar>& data, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.gasReferenceDensity(), buffer, position, comm);
    pack(data.oilReferenceDensity(), buffer, position, comm);
    pack(data.inverseGasB(), buffer, position, comm);
    pack(data.inverseSaturatedGasB(), buffer, position, comm);
    pack(data.gasMu(), buffer, position, comm);
    pack(data.inverseGasBMu(), buffer, position, comm);
    pack(data.inverseSaturatedGasBMu(), buffer, position, comm);
    pack(data.saturatedOilVaporizationFactorTable(), buffer, position, comm);
    pack(data.saturationPressure(), buffer, position, comm);
    pack(data.vapPar1(), buffer, position, comm);
}

template<class Scalar, bool enableThermal>
void pack(const OilPvtMultiplexer<Scalar,enableThermal>& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.approach(), buffer, position, comm);
    const void* realOilPvt = data.realOilPvt();
    using PvtApproach = OilPvtMultiplexer<Scalar,enableThermal>;
    if (data.approach() == PvtApproach::ConstantCompressibilityOilPvt) {
        const auto& pvt = *static_cast<const ConstantCompressibilityOilPvt<Scalar>*>(realOilPvt);
        pack(pvt, buffer, position, comm);
    } else if (data.approach() == PvtApproach::DeadOilPvt) {
        const auto& pvt = *static_cast<const DeadOilPvt<Scalar>*>(realOilPvt);
        pack(pvt, buffer, position, comm);
    } else if (data.approach() == PvtApproach::LiveOilPvt) {
        const auto& pvt = *static_cast<const LiveOilPvt<Scalar>*>(realOilPvt);
        pack(pvt, buffer, position, comm);
    } else if (data.approach() == PvtApproach::ThermalOilPvt) {
        const auto& pvt = *static_cast<const OilPvtThermal<Scalar>*>(realOilPvt);
        pack(pvt, buffer, position, comm);
    }
}

template<class Scalar>
void pack(const ConstantCompressibilityOilPvt<Scalar>& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.oilReferenceDensity(), buffer, position, comm);
    pack(data.oilReferencePressure(), buffer, position, comm);
    pack(data.oilReferenceFormationVolumeFactor(), buffer, position, comm);
    pack(data.oilCompressibility(), buffer, position, comm);
    pack(data.oilViscosity(), buffer, position, comm);
    pack(data.oilViscosibility(), buffer, position, comm);
}

template<class Scalar>
void pack(const DeadOilPvt<Scalar>& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.oilReferenceDensity(), buffer, position, comm);
    pack(data.inverseOilB(), buffer, position, comm);
    pack(data.oilMu(), buffer, position, comm);
    pack(data.inverseOilBMu(), buffer, position, comm);
}

template<class Scalar>
void pack(const LiveOilPvt<Scalar>& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.gasReferenceDensity(), buffer, position, comm);
    pack(data.oilReferenceDensity(), buffer, position, comm);
    pack(data.inverseOilBTable(), buffer, position, comm);
    pack(data.oilMuTable(), buffer, position, comm);
    pack(data.inverseOilBMuTable(), buffer, position, comm);
    pack(data.saturatedOilMuTable(), buffer, position, comm);
    pack(data.inverseSaturatedOilBTable(), buffer, position, comm);
    pack(data.inverseSaturatedOilBMuTable(), buffer, position, comm);
    pack(data.saturatedGasDissolutionFactorTable(), buffer, position, comm);
    pack(data.saturationPressure(), buffer, position, comm);
    pack(data.vapPar2(), buffer, position, comm);
}

template<class Scalar>
void pack(const OilPvtThermal<Scalar>& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.oilvisctCurves(), buffer, position, comm);
    pack(data.viscrefPress(), buffer, position, comm);
    pack(data.viscrefRs(), buffer, position, comm);
    pack(data.viscRef(), buffer, position, comm);
    pack(data.oildentRefTemp(), buffer, position, comm);
    pack(data.oildentCT1(), buffer, position, comm);
    pack(data.oildentCT2(), buffer, position, comm);
    pack(data.internalEnergyCurves(), buffer, position, comm);
    pack(data.enableThermalDensity(), buffer, position, comm);
    pack(data.enableThermalViscosity(), buffer, position, comm);
    pack(data.enableInternalEnergy(), buffer, position, comm);
    pack(data.isoThermalPvt() != nullptr, buffer, position, comm);
    if (data.isoThermalPvt())
        pack(*data.isoThermalPvt(), buffer, position, comm);
}

template<class Scalar, bool enableThermal, bool enableBrine>
void pack(const WaterPvtMultiplexer<Scalar,enableThermal,enableBrine>& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.approach(), buffer, position, comm);
    const void* realWaterPvt = data.realWaterPvt();
    using PvtApproach = WaterPvtMultiplexer<Scalar,enableThermal,enableBrine>;
    if (data.approach() == PvtApproach::ConstantCompressibilityWaterPvt) {
        const auto& pvt = *static_cast<const ConstantCompressibilityWaterPvt<Scalar>*>(realWaterPvt);
        pack(pvt, buffer, position, comm);
    } else if (data.approach() == PvtApproach::ThermalWaterPvt) {
        const auto& pvt = *static_cast<const WaterPvtThermal<Scalar>*>(realWaterPvt);
        pack(pvt, buffer, position, comm);
    }
}

template<class Scalar>
void pack(const ConstantCompressibilityWaterPvt<Scalar>& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.waterReferenceDensity(), buffer, position, comm);
    pack(data.waterReferencePressure(), buffer, position, comm);
    pack(data.waterReferenceFormationVolumeFactor(), buffer, position, comm);
    pack(data.waterCompressibility(), buffer, position, comm);
    pack(data.waterViscosity(), buffer, position, comm);
    pack(data.waterViscosibility(), buffer, position, comm);
}

template<class Scalar>
void pack(const WaterPvtThermal<Scalar>& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.viscrefPress(), buffer, position, comm);
    pack(data.watdentRefTemp(), buffer, position, comm);
    pack(data.watdentCT1(), buffer, position, comm);
    pack(data.watdentCT2(), buffer, position, comm);
    pack(data.pvtwRefPress(), buffer, position, comm);
    pack(data.pvtwRefB(), buffer, position, comm);
    pack(data.pvtwCompressibility(), buffer, position, comm);
    pack(data.pvtwViscosity(), buffer, position, comm);
    pack(data.pvtwViscosibility(), buffer, position, comm);
    pack(data.watvisctCurves(), buffer, position, comm);
    pack(data.internalEnergyCurves(), buffer, position, comm);
    pack(data.enableThermalDensity(), buffer, position, comm);
    pack(data.enableThermalViscosity(), buffer, position, comm);
    pack(data.enableInternalEnergy(), buffer, position, comm);
    pack(data.isoThermalPvt() != nullptr, buffer, position, comm);

    using PvtApproach = WaterPvtThermal<Scalar>;
    if (data.isoThermalPvt())
        pack(data.isoThermalPvt()->approach(), buffer, position, comm);
    if (data.isoThermalPvt()->approach() != PvtApproach::IsothermalPvt::NoWaterPvt) {
        pack(*data.isoThermalPvt(), buffer, position, comm);
    }
}

void pack(const OilVaporizationProperties& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.getType(), buffer, position, comm);
    pack(data.vap1(), buffer, position, comm);
    pack(data.vap2(), buffer, position, comm);
    pack(data.maxDRSDT(), buffer, position, comm);
    pack(data.maxDRSDT_allCells(), buffer, position, comm);
    pack(data.maxDRVDT(), buffer, position, comm);

}

void pack(const Events& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.events(), buffer, position, comm);
}

void pack(const MessageLimits& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.getLimits(), buffer, position, comm);
}
void pack(const VFPInjTable& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.getTableNum(), buffer, position, comm);
    pack(data.getDatumDepth(), buffer, position, comm);
    pack(data.getFloType(), buffer, position, comm);
    pack(data.getFloAxis(), buffer, position, comm);
    pack(data.getTHPAxis(), buffer, position, comm);
    for (size_t i = 0; i < data.getTable().num_elements(); ++i)
        pack(*(data.getTable().data() + i), buffer, position, comm);
}

void pack(const VFPProdTable& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.getTableNum(), buffer, position, comm);
    pack(data.getDatumDepth(), buffer, position, comm);
    pack(data.getFloType(), buffer, position, comm);
    pack(data.getWFRType(), buffer, position, comm);
    pack(data.getGFRType(), buffer, position, comm);
    pack(data.getALQType(), buffer, position, comm);
    pack(data.getFloAxis(), buffer, position, comm);
    pack(data.getTHPAxis(), buffer, position, comm);
    pack(data.getWFRAxis(), buffer, position, comm);
    pack(data.getGFRAxis(), buffer, position, comm);
    pack(data.getALQAxis(), buffer, position, comm);
    for (size_t i = 0; i < data.getTable().num_elements(); ++i)
        pack(*(data.getTable().data() + i), buffer, position, comm);
}

void pack(const WellTestConfig::WTESTWell& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.name, buffer, position, comm);
    pack(data.shut_reason, buffer, position, comm);
    pack(data.test_interval, buffer, position, comm);
    pack(data.num_test, buffer, position, comm);
    pack(data.startup_time, buffer, position, comm);
    pack(data.begin_report_step, buffer, position, comm);
}

void pack(const WellTestConfig& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.getWells(), buffer, position, comm);
}

void pack(const WellTracerProperties& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.getConcentrations(), buffer, position, comm);
}

void pack(const UDAValue& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.get_dim(), buffer, position, comm);
    pack(data.is<double>(), buffer, position, comm);
    if (data.is<double>())
        pack(data.get<double>(), buffer, position, comm);
    else
        pack(data.get<std::string>(), buffer, position, comm);
}

void pack(const Connection& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.dir(), buffer, position, comm);
    pack(data.depth(), buffer, position, comm);
    pack(data.state(), buffer, position, comm);
    pack(data.satTableId(), buffer, position, comm);
    pack(data.complnum(), buffer, position, comm);
    pack(data.CF(), buffer, position, comm);
    pack(data.Kh(), buffer, position, comm);
    pack(data.rw(), buffer, position, comm);
    pack(data.r0(), buffer, position, comm);
    pack(data.skinFactor(), buffer, position, comm);
    pack(data.getI(), buffer, position, comm);
    pack(data.getJ(), buffer, position, comm);
    pack(data.getK(), buffer, position, comm);
    pack(data.kind(), buffer, position, comm);
    pack(data.getSeqIndex(), buffer, position, comm);
    pack(data.getSegDistStart(), buffer, position, comm);
    pack(data.getSegDistEnd(), buffer, position, comm);
    pack(data.getDefaultSatTabId(), buffer, position, comm);
    pack(data.getCompSegSeqIndex(), buffer, position, comm);
    pack(data.segment(), buffer, position, comm);
    pack(data.wellPi(), buffer, position, comm);
}

void pack(const Well::WellInjectionProperties& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.name, buffer, position, comm);
    pack(data.surfaceInjectionRate, buffer, position, comm);
    pack(data.reservoirInjectionRate, buffer, position, comm);
    pack(data.BHPTarget, buffer, position, comm);
    pack(data.THPTarget, buffer, position, comm);
    pack(data.bhp_hist_limit, buffer, position, comm);
    pack(data.thp_hist_limit, buffer, position, comm);
    pack(data.temperature, buffer, position, comm);
    pack(data.BHPH, buffer, position, comm);
    pack(data.THPH, buffer, position, comm);
    pack(data.VFPTableNumber, buffer, position, comm);
    pack(data.predictionMode, buffer, position, comm);
    pack(data.injectionControls, buffer, position, comm);
    pack(data.injectorType, buffer, position, comm);
    pack(data.controlMode, buffer, position, comm);
}

void pack(const WellEconProductionLimits& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.minOilRate(), buffer, position, comm);
    pack(data.minGasRate(), buffer, position, comm);
    pack(data.maxWaterCut(), buffer, position, comm);
    pack(data.maxGasOilRatio(), buffer, position, comm);
    pack(data.maxWaterGasRatio(), buffer, position, comm);
    pack(data.workover(), buffer, position, comm);
    pack(data.endRun(), buffer, position, comm);
    pack(data.followonWell(), buffer, position, comm);
    pack(data.quantityLimit(), buffer, position, comm);
    pack(data.maxSecondaryMaxWaterCut(), buffer, position, comm);
    pack(data.workoverSecondary(), buffer, position, comm);
    pack(data.maxGasLiquidRatio(), buffer, position, comm);
    pack(data.minLiquidRate(), buffer, position, comm);
    pack(data.maxTemperature(), buffer, position, comm);
    pack(data.minReservoirFluidRate(), buffer, position, comm);
}

void pack(const WellConnections& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.getHeadI(), buffer, position, comm);
    pack(data.getHeadJ(), buffer, position, comm);
    pack(data.getNumRemoved(), buffer, position, comm);
    pack(data.getConnections(), buffer, position, comm);
}

void pack(const Well::WellProductionProperties& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.name, buffer, position, comm);
    pack(data.OilRate, buffer, position, comm);
    pack(data.WaterRate, buffer, position, comm);
    pack(data.GasRate, buffer, position, comm);
    pack(data.LiquidRate, buffer, position, comm);
    pack(data.ResVRate, buffer, position, comm);
    pack(data.BHPTarget, buffer, position, comm);
    pack(data.THPTarget, buffer, position, comm);
    pack(data.bhp_hist_limit, buffer, position, comm);
    pack(data.thp_hist_limit, buffer, position, comm);
    pack(data.BHPH, buffer, position, comm);
    pack(data.THPH, buffer, position, comm);
    pack(data.VFPTableNumber, buffer, position, comm);
    pack(data.ALQValue, buffer, position, comm);
    pack(data.predictionMode, buffer, position, comm);
    pack(data.controlMode, buffer, position, comm);
    pack(data.whistctl_cmode, buffer, position, comm);
    pack(data.getNumProductionControls(), buffer, position, comm);
}

void pack(const SpiralICD& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.strength(), buffer, position, comm);
    pack(data.length(), buffer, position, comm);
    pack(data.densityCalibration(), buffer, position, comm);
    pack(data.viscosityCalibration(), buffer, position, comm);
    pack(data.criticalValue(), buffer, position, comm);
    pack(data.widthTransitionRegion(), buffer, position, comm);
    pack(data.maxViscosityRatio(), buffer, position, comm);
    pack(data.methodFlowScaling(), buffer, position, comm);
    pack(data.maxAbsoluteRate(), buffer, position, comm);
    pack(data.status(), buffer, position, comm);
    pack(data.scalingFactor(), buffer, position, comm);
}

void pack(const Valve& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.conFlowCoefficient(), buffer, position, comm);
    pack(data.conCrossArea(), buffer, position, comm);
    pack(data.conMaxCrossArea(), buffer, position, comm);
    pack(data.pipeAdditionalLength(), buffer, position, comm);
    pack(data.pipeDiameter(), buffer, position, comm);
    pack(data.pipeRoughness(), buffer, position, comm);
    pack(data.pipeCrossArea(), buffer, position, comm);
    pack(data.status(), buffer, position, comm);
}

void pack(const Segment& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.segmentNumber(), buffer, position, comm);
    pack(data.branchNumber(), buffer, position, comm);
    pack(data.outletSegment(), buffer, position, comm);
    pack(data.inletSegments(), buffer, position, comm);
    pack(data.totalLength(), buffer, position, comm);
    pack(data.depth(), buffer, position, comm);
    pack(data.internalDiameter(), buffer, position, comm);
    pack(data.roughness(), buffer, position, comm);
    pack(data.crossArea(), buffer, position, comm);
    pack(data.volume(), buffer, position, comm);
    pack(data.dataReady(), buffer, position, comm);
    pack(data.segmentType(), buffer, position, comm);
    pack(data.spiralICD(), buffer, position, comm);
    pack(data.getValve(), buffer, position, comm);
}

template<class T>
void pack(const std::shared_ptr<T>& data, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data != nullptr, buffer, position, comm);
    if (data)
        pack(*data, buffer, position, comm);
}

template<class T>
void pack(const std::unique_ptr<T>& data, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data != nullptr, buffer, position, comm);
    if (data)
        pack(*data, buffer, position, comm);
}

void pack(const Dimension& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.getName(), buffer, position, comm);
    pack(data.getSIScalingRaw(), buffer, position, comm);
    pack(data.getSIOffset(), buffer, position, comm);
}

void pack(const UnitSystem& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.getName(), buffer, position, comm);
    pack(data.getType(), buffer, position, comm);
    pack(data.getDimensions(), buffer, position, comm);
    pack(data.use_count(), buffer, position, comm);
}

void pack(const WellSegments& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.wellName(), buffer, position, comm);
    pack(data.depthTopSegment(), buffer, position, comm);
    pack(data.lengthTopSegment(), buffer, position, comm);
    pack(data.volumeTopSegment(), buffer, position, comm);
    pack(data.lengthDepthType(), buffer, position, comm);
    pack(data.compPressureDrop(), buffer, position, comm);
    pack(data.multiPhaseModel(), buffer, position, comm);
    pack(data.segments(), buffer, position, comm);
    pack(data.segmentNumberIndex(), buffer, position, comm);
}

void pack(const Well& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.name(), buffer, position, comm);
    pack(data.groupName(), buffer, position, comm);
    pack(data.firstTimeStep(), buffer, position, comm);
    pack(data.seqIndex(), buffer, position, comm);
    pack(data.getHeadI(), buffer, position, comm);
    pack(data.getHeadJ(), buffer, position, comm);
    pack(data.getRefDepth(), buffer, position, comm);
    pack(data.getPreferredPhase(), buffer, position, comm);
    pack(data.getWellConnectionOrdering(), buffer, position, comm);
    pack(data.units(), buffer, position, comm);
    pack(data.udqUndefined(), buffer, position, comm);
    pack(data.getStatus(), buffer, position, comm);
    pack(data.getDrainageRadius(), buffer, position, comm);
    pack(data.getAllowCrossFlow(), buffer, position, comm);
    pack(data.getAutomaticShutIn(), buffer, position, comm);
    pack(data.isProducer(), buffer, position, comm);
    pack(data.wellGuideRate(), buffer, position, comm);
    pack(data.getEfficiencyFactor(), buffer, position, comm);
    pack(data.getSolventFraction(), buffer, position, comm);
    pack(data.predictionMode(), buffer, position, comm);
    pack(data.getEconLimits(), buffer, position, comm);
    pack(data.getFoamProperties(), buffer, position, comm);
    pack(data.getPolymerProperties(), buffer, position, comm);
    pack(data.getBrineProperties(), buffer, position, comm);
    pack(data.getTracerProperties(), buffer, position, comm);
    pack(data.getConnections(), buffer, position, comm);
    pack(data.getProductionProperties(), buffer, position, comm);
    pack(data.getInjectionProperties(), buffer, position, comm);
    pack(data.hasSegments(), buffer, position, comm);
    if (data.hasSegments())
        pack(data.getSegments(), buffer, position, comm);
}

template<class T>
void pack(const IOrderSet<T>& data, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.index(), buffer, position, comm);
    pack(data.data(), buffer, position, comm);
}

void pack(const Group::GroupInjectionProperties& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.phase, buffer, position, comm);
    pack(data.cmode, buffer, position, comm);
    pack(data.surface_max_rate, buffer, position, comm);
    pack(data.resv_max_rate, buffer, position, comm);
    pack(data.target_reinj_fraction, buffer, position, comm);
    pack(data.target_void_fraction, buffer, position, comm);
    pack(data.reinj_group, buffer, position, comm);
    pack(data.voidage_group, buffer, position, comm);
    pack(data.injection_controls, buffer, position, comm);
}

void pack(const Group::GroupProductionProperties& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.cmode, buffer, position, comm);
    pack(data.exceed_action, buffer, position, comm);
    pack(data.oil_target, buffer, position, comm);
    pack(data.water_target, buffer, position, comm);
    pack(data.gas_target, buffer, position, comm);
    pack(data.liquid_target, buffer, position, comm);
    pack(data.guide_rate, buffer, position, comm);
    pack(data.guide_rate_def, buffer, position, comm);
    pack(data.resv_target, buffer, position, comm);
    pack(data.production_controls, buffer, position, comm);
}

void pack(const Group& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.name(), buffer, position, comm);
    pack(data.insert_index(), buffer, position, comm);
    pack(data.initStep(), buffer, position, comm);
    pack(data.udqUndefined(), buffer, position, comm);
    pack(data.units(), buffer, position, comm);
    pack(data.type(), buffer, position, comm);
    pack(data.getGroupEfficiencyFactor(), buffer, position, comm);
    pack(data.getTransferGroupEfficiencyFactor(), buffer, position, comm);
    pack(data.getGroupNetVFPTable(), buffer, position, comm);
    pack(data.parent(), buffer, position, comm);
    pack(data.iwells(), buffer, position, comm);
    pack(data.igroups(), buffer, position, comm);
    pack(data.injectionProperties(), buffer, position, comm);
    pack(data.productionProperties(), buffer, position, comm);
}

void pack(const WList& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.wellList(), buffer, position, comm);
}

void pack(const WListManager& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.lists(), buffer, position, comm);
}

void pack(const UDQFunction& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.name(), buffer, position, comm);
    pack(data.type(), buffer, position, comm);
}

void pack(const UDQFunctionTable& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.getParams(), buffer, position, comm);
    pack(data.functionMap(), buffer, position, comm);
}

void pack(const UDQASTNode& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.var_type, buffer, position, comm);
    pack(data.getType(), buffer, position, comm);
    pack(data.stringValue(), buffer, position, comm);
    pack(data.scalarValue(), buffer, position, comm);
    pack(data.getSelectors(), buffer, position, comm);
    pack(data.getLeft(), buffer, position, comm);
    pack(data.getRight(), buffer, position, comm);
}

void pack(const UDQDefine& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.keyword(), buffer, position, comm);
    pack(data.getAst(), buffer, position, comm);
    pack(data.var_type(), buffer, position, comm);
    pack(data.input_string(), buffer, position, comm);
}

void pack(const UDQAssign::AssignRecord& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.selector, buffer, position, comm);
    pack(data.value, buffer, position, comm);
}

void pack(const UDQAssign& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.keyword(), buffer, position, comm);
    pack(data.var_type(), buffer, position, comm);
    pack(data.getRecords(), buffer, position, comm);
}

void pack(const UDQIndex& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.insert_index, buffer, position, comm);
    pack(data.typed_insert_index, buffer, position, comm);
    pack(data.action, buffer, position, comm);
    pack(data.var_type, buffer, position, comm);
}

void pack(const UDQConfig& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.params(), buffer, position, comm);
    pack(data.definitionMap(), buffer, position, comm);
    pack(data.assignmentMap(), buffer, position, comm);
    pack(data.unitsMap(), buffer, position, comm);
    pack(data.inputIndex(), buffer, position, comm);
    pack(data.typeCount(), buffer, position, comm);
}

void pack(const UDQActive::InputRecord& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.input_index, buffer, position, comm);
    pack(data.udq, buffer, position, comm);
    pack(data.wgname, buffer, position, comm);
    pack(data.control, buffer, position, comm);
}

void pack(const UDQActive::Record& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.udq, buffer, position, comm);
    pack(data.input_index, buffer, position, comm);
    pack(data.use_index, buffer, position, comm);
    pack(data.wgname, buffer, position, comm);
    pack(data.control, buffer, position, comm);
    pack(data.uad_code, buffer, position, comm);
    pack(data.use_count, buffer, position, comm);
}

void pack(const UDQActive& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.getInputRecords(), buffer, position, comm);
    pack(data.getOutputRecords(), buffer, position, comm);
    pack(data.getUdqKeys(), buffer, position, comm);
    pack(data.getWgKeys(), buffer, position, comm);
}

void pack(const GuideRateModel& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.timeInterval(), buffer, position, comm);
    pack(data.target(), buffer, position, comm);
    pack(data.coefs(), buffer, position, comm);
    pack(data.allow_increase(), buffer, position, comm);
    pack(data.damping_factor(), buffer, position, comm);
    pack(data.free_gas(), buffer, position, comm);
    pack(data.defaultModel(), buffer, position, comm);
    pack(data.udaCoefs(), buffer, position, comm);
}

void pack(const GuideRateConfig& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.getModel(), buffer, position, comm);
    pack(data.getWells(), buffer, position, comm);
    pack(data.getGroups(), buffer, position, comm);
}

void pack(const GConSale::GCONSALEGroup& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.sales_target, buffer, position, comm);
    pack(data.max_sales_rate, buffer, position, comm);
    pack(data.min_sales_rate, buffer, position, comm);
    pack(data.max_proc, buffer, position, comm);
    pack(data.udq_undefined, buffer, position, comm);
    pack(data.unit_system, buffer, position, comm);
}

void pack(const GConSale& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.getGroups(), buffer, position, comm);
}

void pack(const GConSump::GCONSUMPGroup& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.consumption_rate, buffer, position, comm);
    pack(data.import_rate, buffer, position, comm);
    pack(data.network_node, buffer, position, comm);
    pack(data.udq_undefined, buffer, position, comm);
    pack(data.unit_system, buffer, position, comm);
}

void pack(const GConSump& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.getGroups(), buffer, position, comm);
}

void pack(const RFTConfig& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.timeMap(), buffer, position, comm);
    pack(data.firstRFTOutput(), buffer, position, comm);
    pack(data.wellOpenRftTime(), buffer, position, comm);
    pack(data.wellOpenRftName(), buffer, position, comm);
    pack(data.wellOpen(), buffer, position, comm);
    pack(data.rftConfig(), buffer, position, comm);
    pack(data.pltConfig(), buffer, position, comm);
}

void pack(const DeckItem& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.dVal(), buffer, position, comm);
    pack(data.iVal(), buffer, position, comm);
    pack(data.sVal(), buffer, position, comm);
    pack(data.uVal(), buffer, position, comm);
    pack(data.getType(), buffer, position, comm);
    pack(data.name(), buffer, position, comm);
    pack(data.valueStatus(), buffer, position, comm);
    pack(data.rawData(), buffer, position, comm);
    pack(data.activeDimensions(), buffer, position, comm);
    pack(data.defaultDimensions(), buffer, position, comm);
}

void pack(const DeckRecord& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.getItems(), buffer, position, comm);
}

void pack(const Location& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.filename, buffer, position, comm);
    pack(data.lineno, buffer, position, comm);
}

void pack(const DeckKeyword& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.name(), buffer, position, comm);
    pack(data.location(), buffer, position, comm);
    pack(data.records(), buffer, position, comm);
    pack(data.isDataKeyword(), buffer, position, comm);
    pack(data.isSlashTerminated(), buffer, position, comm);
}

void pack(const Deck& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.keywords(), buffer, position, comm);
    pack(data.getDefaultUnitSystem(), buffer, position, comm);
    pack(data.activeUnitSystem(), buffer, position, comm);
    pack(data.getDataFile(), buffer, position, comm);
    pack(data.getInputPath(), buffer, position, comm);
    pack(data.unitSystemAccessCount(), buffer, position, comm);
}

void pack(const Action::ASTNode& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.type, buffer, position, comm);
    pack(data.func_type, buffer, position, comm);
    pack(data.func, buffer, position, comm);
    pack(data.argList(), buffer, position, comm);
    pack(data.getNumber(), buffer, position, comm);
    pack(data.childrens(), buffer, position, comm);
}

void pack(const Action::AST& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.getCondition(), buffer, position, comm);
}

void pack(const Action::Quantity& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.quantity, buffer, position, comm);
    pack(data.args, buffer, position, comm);
}

void pack(const Action::Condition& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.lhs, buffer, position, comm);
    pack(data.rhs, buffer, position, comm);
    pack(data.logic, buffer, position, comm);
    pack(data.cmp, buffer, position, comm);
    pack(data.cmp_string, buffer, position, comm);
}

void pack(const Action::ActionX& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.name(), buffer, position, comm);
    pack(data.max_run(), buffer, position, comm);
    pack(data.min_wait(), buffer, position, comm);
    pack(data.start_time(), buffer, position, comm);
    pack(data.getKeywords(), buffer, position, comm);
    pack(data.getCondition(), buffer, position, comm);
    pack(data.conditions(), buffer, position, comm);
    pack(data.getRunCount(), buffer, position, comm);
    pack(data.getLastRun(), buffer, position, comm);
}

void pack(const Action::Actions& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.getActions(), buffer, position, comm);
}

void pack(const Schedule& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.getTimeMap(), buffer, position, comm);
    packDynMap(data.getStaticWells(), buffer, position, comm);
    packDynMap(data.getGroups(), buffer, position, comm);
    pack(data.getOilVapProps(), buffer, position, comm);
    pack(data.getEvents(), buffer, position, comm);
    pack(data.getModifierDeck(), buffer, position, comm);
    pack(data.getTuning(), buffer, position, comm);
    pack(data.getMessageLimits(), buffer, position, comm);
    pack(data.getRunspec(), buffer, position, comm);
    packDynMap<Map2>(data.getVFPProdTables(), buffer, position, comm);
    packDynMap<Map2>(data.getVFPInjTables(), buffer, position, comm);
    packDynState(data.getWellTestConfig(), buffer, position, comm);
    packDynState(data.getWListManager(), buffer, position, comm);
    packDynState(data.getUDQConfig(), buffer, position, comm);
    packDynState(data.getUDQActive(), buffer, position, comm);
    packDynState(data.getGuideRateConfig(), buffer, position, comm);
    packDynState(data.getGConSale(), buffer, position, comm);
    packDynState(data.getGConSump(), buffer, position, comm);
    pack(data.getGlobalWhistCtlMode(), buffer, position, comm);
    packDynState(data.getActions(), buffer, position, comm);
    pack(data.rftConfig(), buffer, position, comm);
    pack(data.getNupCol(), buffer, position, comm);
    pack(data.getWellGroupEvents(), buffer, position, comm);
}

void pack(const BrineDensityTable& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.getBrineDensityColumn(), buffer, position, comm);
}

void pack(const PvtwsaltTable& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.getReferencePressureValue(), buffer, position, comm);
    pack(data.getReferenceSaltConcentrationValue(), buffer, position, comm);
    pack(data.getTableValues(), buffer, position, comm);
}

void pack(const SummaryNode& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.keyword(), buffer, position, comm);
    pack(data.category(), buffer, position, comm);
    pack(data.location(), buffer, position, comm) ;
    pack(data.type(), buffer, position, comm);
    pack(data.namedEntity(), buffer, position, comm);
    pack(data.number(), buffer, position, comm);
    pack(data.isUserDefined(), buffer, position, comm);
}

void pack(const SummaryConfig& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.getKwds(), buffer, position, comm);
    pack(data.getShortKwds(), buffer, position, comm);
    pack(data.getSmryKwds(), buffer, position, comm);
}

void pack(const EquilRecord& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.datumDepth(), buffer, position, comm);
    pack(data.datumDepthPressure(), buffer, position, comm);
    pack(data.waterOilContactDepth(), buffer, position, comm);
    pack(data.waterOilContactCapillaryPressure(), buffer, position, comm);
    pack(data.gasOilContactDepth(), buffer, position, comm);
    pack(data.gasOilContactCapillaryPressure(), buffer, position, comm);
    pack(data.liveOilInitConstantRs(), buffer, position, comm);
    pack(data.wetGasInitConstantRv(), buffer, position, comm);
    pack(data.initializationTargetAccuracy(), buffer, position, comm);
}

void pack(const FoamData& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.referenceSurfactantConcentration(), buffer, position, comm);
    pack(data.exponent(), buffer, position, comm);
    pack(data.minimumSurfactantConcentration(), buffer, position, comm);
    pack(data.allowDesorption(), buffer, position, comm);
    pack(data.rockDensity(), buffer, position, comm);
}

void pack(const RestartSchedule& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.timestep, buffer, position, comm);
    pack(data.basic, buffer, position, comm);
    pack(data.frequency, buffer, position, comm);
    pack(data.rptsched_restart_set, buffer, position, comm);
    pack(data.rptsched_restart, buffer, position, comm);
}

void pack(const TimeStampUTC& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.ymd(), buffer, position, comm);
    pack(data.hour(), buffer, position, comm);
    pack(data.minutes(), buffer, position, comm);
    pack(data.seconds(), buffer, position, comm);
    pack(data.microseconds(), buffer, position, comm);
}

void pack(const EclHysterConfig& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.active(), buffer, position, comm);
    pack(data.pcHysteresisModel(), buffer, position, comm);
    pack(data.krHysteresisModel(), buffer, position, comm);
}

void pack(const JFunc& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.flag(), buffer, position, comm);
    pack(data.owSurfaceTension(), buffer, position, comm);
    pack(data.goSurfaceTension(), buffer, position, comm);
    pack(data.alphaFactor(), buffer, position, comm);
    pack(data.betaFactor(), buffer, position, comm);
    pack(data.direction(), buffer, position, comm);
}

void pack(const WellPolymerProperties& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.m_polymerConcentration, buffer, position, comm);
    pack(data.m_saltConcentration, buffer, position, comm);
    pack(data.m_plymwinjtable, buffer, position, comm);
    pack(data.m_skprwattable, buffer, position, comm);
    pack(data.m_skprpolytable, buffer, position, comm);
}

void pack(const Well::WellGuideRate& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.available, buffer, position, comm);
    pack(data.guide_rate, buffer, position, comm);
    pack(data.guide_phase, buffer, position, comm);
    pack(data.scale_factor, buffer, position, comm);
}

void pack(const GuideRateConfig::WellTarget& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.guide_rate, buffer, position, comm);
    pack(data.target, buffer, position, comm);
    pack(data.scaling_factor, buffer, position, comm);
}

void pack(const GuideRateConfig::GroupTarget& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.guide_rate, buffer, position, comm);
    pack(data.target, buffer, position, comm);
}

void pack(const MULTREGTRecord& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.src_value, buffer, position, comm);
    pack(data.target_value, buffer, position, comm);
    pack(data.trans_mult, buffer, position, comm);
    pack(data.directions, buffer, position, comm);
    pack(data.nnc_behaviour, buffer, position, comm);
    pack(data.region_name, buffer, position, comm);
}

void pack(const MULTREGTScanner& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.getSize(), buffer, position, comm);
    pack(data.getRecords(), buffer, position, comm);
    pack(data.getSearchMap(), buffer, position, comm);
    pack(data.getRegions(), buffer, position, comm);
    pack(data.getDefaultRegion(), buffer, position, comm);
}

void pack(const EclipseConfig& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.init(), buffer, position, comm);
    pack(data.restart(), buffer, position, comm);
}

void pack(const TransMult& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.getSize(), buffer, position, comm);
    pack(data.getTrans(), buffer, position, comm);
    pack(data.getNames(), buffer, position, comm);
    pack(data.getScanner(), buffer, position, comm);
}

void pack(const FaultFace& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.getIndices(), buffer, position, comm);
    pack(data.getDir(), buffer, position, comm);
}

void pack(const Fault& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.getName(), buffer, position, comm);
    pack(data.getTransMult(), buffer, position, comm);
    pack(data.getFaceList(), buffer, position, comm);
}

void pack(const FaultCollection& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.getFaults(), buffer, position, comm);
}

template<class Scalar>
void pack(const EclEpsScalingPointsInfo<Scalar>& data, std::vector<char>& buffer,
          int& position, Dune::MPIHelper::MPICommunicator comm)
{
    pack(data.Swl, buffer, position, comm);
    pack(data.Sgl, buffer, position, comm);
    pack(data.Sowl, buffer, position, comm);
    pack(data.Sogl, buffer, position, comm);
    pack(data.krCriticalEps, buffer, position, comm);
    pack(data.Swcr, buffer, position, comm);
    pack(data.Sgcr, buffer, position, comm);
    pack(data.Sowcr, buffer, position, comm);
    pack(data.Sogcr, buffer, position, comm);
    pack(data.Swu, buffer, position, comm);
    pack(data.Sgu, buffer, position, comm);
    pack(data.Sowu, buffer, position, comm);
    pack(data.Sogu, buffer, position, comm);
    pack(data.maxPcow, buffer, position, comm);
    pack(data.maxPcgo, buffer, position, comm);
    pack(data.pcowLeverettFactor, buffer, position, comm);
    pack(data.pcgoLeverettFactor, buffer, position, comm);
    pack(data.maxKrw, buffer, position, comm);
    pack(data.maxKrow, buffer, position, comm);
    pack(data.maxKrog, buffer, position, comm);
    pack(data.maxKrg, buffer, position, comm);
}

/// unpack routines

template<class T>
void unpack(T*, const std::size_t&, std::vector<char>&, int&,
            Dune::MPIHelper::MPICommunicator, std::integral_constant<bool, false>)
{
    OPM_THROW(std::logic_error, "Packing not (yet) supported for this non-pod type.");
}

template<class T>
void unpack(T* data, const std::size_t& l, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm,
            std::integral_constant<bool, true>)
{
#if HAVE_MPI
    MPI_Unpack(buffer.data(), buffer.size(), &position, data, l,
               Dune::MPITraits<T>::getType(), comm);
#else
    (void) data;
    (void) comm;
    (void) l;
    (void) buffer;
    (void) position;
#endif
}

template<class T>
void unpack(T* data, const std::size_t& l, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    unpack(data, l, buffer, position, comm, typename std::is_pod<T>::type());
}

template<class T>
void unpack(T&, std::vector<char>&, int&,
            Dune::MPIHelper::MPICommunicator, std::integral_constant<bool, false>)
{
    OPM_THROW(std::logic_error, "Packing not (yet) supported for this non-pod type.");
}

template<class T>
void unpack(T& data, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm, std::integral_constant<bool, true>)
{
#if HAVE_MPI
    MPI_Unpack(buffer.data(), buffer.size(), &position, &data, 1,
               Dune::MPITraits<T>::getType(), comm);
#else
    (void) data;
    (void) comm;
    (void) buffer;
    (void) position;
#endif
}

template<class T>
void unpack(T& data, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    unpack(data, buffer, position, comm, typename std::is_pod<T>::type());
}

template<class T1, class T2>
void unpack(std::pair<T1,T2>& data, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    unpack(data.first, buffer, position, comm);
    unpack(data.second, buffer, position, comm);
}

template<class T, class A>
void unpack(std::vector<T,A>& data, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    std::size_t length = 0;
    unpack(length, buffer, position, comm);
    data.resize(length);

    if (std::is_pod<T>::value)
    {
        unpack(data.data(), data.size(), buffer, position, comm);
        return;
    }

    for (auto& entry: data)
        unpack(entry, buffer, position, comm);
}

template<class A>
void unpack(std::vector<bool,A>& data, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    size_t size;
    unpack(size, buffer, position, comm);
    data.clear();
    data.reserve(size);
    for (size_t i = 0; i < size; ++i) {
        bool entry;
        unpack(entry, buffer, position, comm);
        data.push_back(entry);
    }
}

template<std::size_t I = 0, typename Tuple>
typename std::enable_if<I == std::tuple_size<Tuple>::value, void>::type
unpack_tuple_entry(Tuple&, std::vector<char>&, int&,
                   Dune::MPIHelper::MPICommunicator)
{
}

template<std::size_t I = 0, typename Tuple>
typename std::enable_if<I != std::tuple_size<Tuple>::value, void>::type
unpack_tuple_entry(Tuple& tuple, std::vector<char>& buffer,
                   int& position, Dune::MPIHelper::MPICommunicator comm)
{
    unpack(std::get<I>(tuple), buffer, position, comm);
    unpack_tuple_entry<I+1>(tuple, buffer, position, comm);
}

template<class... Ts>
void unpack(std::tuple<Ts...>& data, std::vector<char>& buffer,
            int& position, Dune::MPIHelper::MPICommunicator comm)
{
    unpack_tuple_entry(data, buffer, position, comm);
}

template<class K, class C, class A>
void unpack(std::set<K,C,A>& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    std::size_t size = 0;
    unpack(size, buffer, position, comm);

    for (;size>0; size--)
    {
        K entry;
        unpack(entry, buffer, position, comm);
        data.insert(entry);
    }
}

template<class T, class H, class KE, class A>
void unpack(std::unordered_set<T,H,KE,A>& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    std::size_t size=0;
    unpack(size, buffer, position, comm);

    for (;size>0; size--)
    {
        T entry;
        unpack(entry, buffer, position, comm);
        data.insert(entry);
    }
}

template<class T, size_t N>
void unpack(std::array<T,N>& data, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    for (T& entry : data)
        unpack(entry, buffer, position, comm);
}

template<class Key, class Value>
void unpack(OrderedMap<Key,Value>& data, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
  typename OrderedMap<Key,Value>::index_type index;
  typename OrderedMap<Key,Value>::storage_type storage;
  unpack(index, buffer, position, comm);
  unpack(storage, buffer, position, comm);
  data = OrderedMap<Key,Value>(index, storage);
}

template<class T>
void unpack(DynamicState<T>& data, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    std::vector<T> ddata;
    size_t initial_range;
    unpack(ddata, buffer, position, comm);
    unpack(initial_range, buffer, position, comm);
    data = DynamicState<T>(ddata, initial_range);
}

template<class T>
void unpack(DynamicVector<T>& data, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    std::vector<T> ddata;
    unpack(ddata, buffer, position, comm);
    data = DynamicVector<T>(ddata);
}

template<class Scalar>
void unpack(EclEpsScalingPointsInfo<Scalar>& data, std::vector<char>& buffer,
            int& position, Dune::MPIHelper::MPICommunicator comm)
{
    unpack(data.Swl, buffer, position, comm);
    unpack(data.Sgl, buffer, position, comm);
    unpack(data.Sowl, buffer, position, comm);
    unpack(data.Sogl, buffer, position, comm);
    unpack(data.krCriticalEps, buffer, position, comm);
    unpack(data.Swcr, buffer, position, comm);
    unpack(data.Sgcr, buffer, position, comm);
    unpack(data.Sowcr, buffer, position, comm);
    unpack(data.Sogcr, buffer, position, comm);
    unpack(data.Swu, buffer, position, comm);
    unpack(data.Sgu, buffer, position, comm);
    unpack(data.Sowu, buffer, position, comm);
    unpack(data.Sogu, buffer, position, comm);
    unpack(data.maxPcow, buffer, position, comm);
    unpack(data.maxPcgo, buffer, position, comm);
    unpack(data.pcowLeverettFactor, buffer, position, comm);
    unpack(data.pcgoLeverettFactor, buffer, position, comm);
    unpack(data.maxKrw, buffer, position, comm);
    unpack(data.maxKrow, buffer, position, comm);
    unpack(data.maxKrog, buffer, position, comm);
    unpack(data.maxKrg, buffer, position, comm);
}

void unpack(char* str, std::size_t length, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
#if HAVE_MPI
    MPI_Unpack(buffer.data(), buffer.size(), &position, const_cast<char*>(str), length, MPI_CHAR, comm);
#else
    (void) str;
    (void) comm;
    (void) length;
    (void) buffer;
    (void) position;
#endif
}

void unpack(std::string& str, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    std::size_t length=0;
    unpack(length, buffer, position, comm);
    std::vector<char> cStr(length, '\0');
    unpack(cStr.data(), length, buffer, position, comm);
    assert(str.empty());
    str.append(cStr.data());
}

template<class T1, class T2, class C, class A>
void unpack(std::map<T1,T2,C,A>& data, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    std::size_t size=0;
    unpack(size, buffer, position, comm);

    for (;size>0; size--)
    {
        std::pair<T1,T2> entry;
        unpack(entry, buffer, position, comm);
        data.insert(entry);
    }
}

template<class T1, class T2, class H, class P, class A>
void unpack(std::unordered_map<T1,T2,H,P,A>& data, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    std::size_t size=0;
    unpack(size, buffer, position, comm);

    for (;size>0; size--)
    {
        std::pair<T1,T2> entry;
        unpack(entry, buffer, position, comm);
        data.insert(entry);
    }
}

void unpack(data::Well& data, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    unpack(data.rates, buffer, position, comm);
    unpack(data.bhp, buffer, position, comm);
    unpack(data.thp, buffer, position, comm);
    unpack(data.temperature, buffer, position, comm);
    unpack(data.control, buffer, position, comm);
    unpack(data.connections, buffer, position, comm);
    unpack(data.segments, buffer, position, comm);
    unpack(data.current_control, buffer, position, comm);
}

void unpack(RestartKey& data, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    unpack(data.key, buffer, position, comm);
    unpack(data.dim, buffer, position, comm);
    unpack(data.required, buffer, position, comm);
}

void unpack(data::CellData& data, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    unpack(data.dim, buffer, position, comm);
    unpack(data.data, buffer, position, comm);
    unpack(data.target, buffer, position, comm);
}

void unpack(data::Solution& data, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    // Needs explicit conversion to a supported base type holding the data
    // to prevent throwing.
    unpack(static_cast<std::map< std::string, data::CellData>&>(data),
           buffer, position, comm);
}

void unpack(data::WellRates& data, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    // Needs explicit conversion to a supported base type holding the data
    // to prevent throwing.
    unpack(static_cast<std::map< std::string, data::Well>&>(data),
           buffer, position, comm);
}

void unpack(RestartValue& data, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    unpack(data.solution, buffer, position, comm);
    unpack(data.wells, buffer, position, comm);
    unpack(data.extra, buffer, position, comm);
}

void unpack(RockConfig& data, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    RockConfig rock_config;
    bool active;
    std::vector<RockConfig::RockComp> rock_comp;
    std::string rocknum_property;
    std::size_t num_rock_tables;
    bool water_compaction;
    RockConfig::Hysteresis hyst_mode;

    unpack(active, buffer, position, comm);
    unpack(rocknum_property, buffer, position, comm);
    unpack(rock_comp, buffer, position, comm);
    unpack(num_rock_tables, buffer, position, comm);
    unpack(water_compaction, buffer, position, comm);
    unpack(hyst_mode, buffer, position, comm);
    data = RockConfig(active, rock_comp, rocknum_property, num_rock_tables, water_compaction, hyst_mode);
}

void unpack(ThresholdPressure& data, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    ThresholdPressure::ThresholdPressureTable thpTable;
    ThresholdPressure::PressureTable pTable;
    bool active, restart;
    unpack(active, buffer, position, comm);
    unpack(restart, buffer, position, comm);
    unpack(thpTable, buffer, position, comm);
    unpack(pTable, buffer, position, comm);

    data = ThresholdPressure(active, restart, thpTable, pTable);
}


void unpack(BCConfig& bc, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    std::vector<BCConfig::BCFace> faces;

    unpack(faces, buffer, position, comm);
    bc = BCConfig(faces);
}

void unpack(NNC& data, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    std::vector<NNCdata> res;
    unpack(res, buffer, position, comm);
    data = NNC(res);
}

void unpack(EDITNNC& data, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    std::vector<NNCdata> res;
    unpack(res, buffer, position, comm);
    data = EDITNNC(res);
}

void unpack(Rock2dTable& data, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    std::vector<std::vector<double>> pvmultValues;
    std::vector<double> pressureValues;
    unpack(pvmultValues, buffer, position, comm);
    unpack(pressureValues, buffer, position, comm);
    data = Rock2dTable(pvmultValues, pressureValues);
}

void unpack(Rock2dtrTable& data, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    std::vector<std::vector<double>> transMultValues;
    std::vector<double> pressureValues;
    unpack(transMultValues, buffer, position, comm);
    unpack(pressureValues, buffer, position, comm);
    data = Rock2dtrTable(transMultValues, pressureValues);
}

void unpack(ColumnSchema& data, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    std::string name;
    Table::ColumnOrderEnum order;
    Table::DefaultAction action;
    unpack(name, buffer, position, comm);
    unpack(order, buffer, position, comm);
    unpack(action, buffer, position, comm);
    if (action == Table::DEFAULT_CONST) {
        double value;
        unpack(value, buffer, position, comm);
        data = ColumnSchema(name, order, value);
    } else
        data = ColumnSchema(name, order, action);
}

void unpack(TableSchema& data, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    OrderedMap<std::string, ColumnSchema> columns;
    unpack(columns, buffer, position, comm);
    data = TableSchema(columns);
}

void unpack(TableColumn& data, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    ColumnSchema schema;
    std::string name;
    std::vector<double> values;
    std::vector<bool> defaults;
    size_t defaultCount;
    unpack(schema, buffer, position, comm);
    unpack(name, buffer, position, comm);
    unpack(values, buffer, position, comm);
    unpack(defaults, buffer, position, comm);
    unpack(defaultCount, buffer, position, comm);
    data = TableColumn(schema, name, values, defaults, defaultCount);
}

void unpack(SimpleTable& data, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    TableSchema schema;
    OrderedMap<std::string, TableColumn> columns;
    bool jf;
    unpack(schema, buffer, position, comm);
    unpack(columns, buffer, position, comm);
    unpack(jf, buffer, position, comm);
    data = SimpleTable(schema, columns, jf);
}

void unpack(TableContainer& data, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    size_t max;
    unpack(max, buffer, position, comm);
    data = TableContainer(max);
    size_t entries;
    unpack(entries, buffer, position, comm);
    for (size_t i = 0; i < entries; ++i) {
        size_t id;
        unpack(id, buffer, position, comm);
        SimpleTable table;
        unpack(table, buffer, position, comm);
        data.addTable(id, std::make_shared<const SimpleTable>(table));
    }
}

void unpack(Equil& data, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    std::vector<EquilRecord> records;
    unpack(records, buffer, position, comm);
    data = Equil(records);
}

void unpack(FoamConfig& data, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    std::vector<FoamData> records;
    unpack(records, buffer, position, comm);
    data = FoamConfig(records);
}

void unpack(InitConfig& data, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    Equil equil;
    FoamConfig foam;
    bool filleps, hasGravity, restartRequested;
    int restartStep;
    std::string restartRootName;
    unpack(equil, buffer, position, comm);
    unpack(foam, buffer, position, comm);
    unpack(filleps, buffer, position, comm);
    unpack(hasGravity, buffer, position, comm);
    unpack(restartRequested, buffer, position, comm);
    unpack(restartStep, buffer, position, comm);
    unpack(restartRootName, buffer, position, comm);
    data = InitConfig(equil, foam, filleps, hasGravity,
                      restartRequested, restartStep, restartRootName);
}

void unpack(SimulationConfig& data, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    ThresholdPressure thresholdPressure;
    BCConfig bc;
    RockConfig rock_config;
    bool useCPR, DISGAS, VAPOIL, isThermal;
    unpack(thresholdPressure, buffer, position, comm);
    unpack(bc, buffer, position, comm);
    unpack(rock_config, buffer, position, comm);
    unpack(useCPR, buffer, position, comm);
    unpack(DISGAS, buffer, position, comm);
    unpack(VAPOIL, buffer, position, comm);
    unpack(isThermal, buffer, position, comm);
    data = SimulationConfig(thresholdPressure, bc, rock_config, useCPR, DISGAS, VAPOIL, isThermal);
}

void unpack(TimeMap& data, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    std::vector<std::time_t> timeList;
    unpack(timeList, buffer, position, comm);

    data = TimeMap(timeList);
}

void unpack(RestartConfig& data, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    IOConfig ioConfig;
    TimeMap timemap;
    int firstRstStep;
    bool writeInitialRst;
    DynamicState<RestartSchedule> restart_sched;
    DynamicState<std::map<std::string,int>> restart_keyw;
    std::vector<bool> save_keyw;
    unpack(ioConfig, buffer, position, comm);
    unpack(timemap, buffer, position, comm);
    unpack(firstRstStep, buffer, position, comm);
    unpack(writeInitialRst, buffer, position, comm);
    unpack(restart_sched, buffer, position, comm);
    unpack(restart_keyw, buffer, position, comm);
    unpack(save_keyw, buffer, position, comm);
    data = RestartConfig(ioConfig, timemap, firstRstStep, writeInitialRst, restart_sched,
                         restart_keyw, save_keyw);
}

void unpack(IOConfig& data, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    bool write_init, write_egrid, unifin, unifout, fmtin, fmtout;
    std::string deck_name, output_dir, base_name;
    bool output_enabled, no_sim, ecl_compatible_rst;

    unpack(write_init, buffer, position, comm);
    unpack(write_egrid, buffer, position, comm);
    unpack(unifin, buffer, position, comm);
    unpack(unifout, buffer, position, comm);
    unpack(fmtin, buffer, position, comm);
    unpack(fmtout, buffer, position, comm);
    unpack(deck_name, buffer, position, comm);
    unpack(output_enabled, buffer, position, comm);
    unpack(output_dir, buffer, position, comm);
    unpack(no_sim, buffer, position, comm);
    unpack(base_name, buffer, position, comm);
    unpack(ecl_compatible_rst, buffer, position, comm);
    data = IOConfig(write_init, write_egrid, unifin, unifout, fmtin, fmtout,
                    deck_name, output_enabled, output_dir,
                    no_sim, base_name, ecl_compatible_rst);
}

void unpack(Phases& data, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    unsigned long bits;
    unpack(bits, buffer, position, comm);
    data = Phases(std::bitset<NUM_PHASES_IN_ENUM>(bits));
}

void unpack(EndpointScaling& data, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    unsigned long bits;
    unpack(bits, buffer, position, comm);
    data = EndpointScaling(std::bitset<4>(bits));
}

void unpack(UDQParams& data, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    bool reseed;
    int rand_seed;
    double range, undefVal, cmp_eps;

    unpack(reseed, buffer, position, comm);
    unpack(rand_seed, buffer, position, comm);
    unpack(range, buffer, position, comm);
    unpack(undefVal, buffer, position, comm);
    unpack(cmp_eps, buffer, position, comm);
    data = UDQParams(reseed, rand_seed, range, undefVal, cmp_eps);
}

void unpack(Runspec& data, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    Phases phases;
    Tabdims tabdims;
    EndpointScaling endScale;
    Welldims wellDims;
    WellSegmentDims wsegDims;
    UDQParams udqparams;
    EclHysterConfig hystPar;
    Actdims actdims;
    SatFuncControls sfuncctrl;
    unpack(phases, buffer, position, comm);
    unpack(tabdims, buffer, position, comm);
    unpack(endScale, buffer, position, comm);
    unpack(wellDims, buffer, position, comm);
    unpack(wsegDims, buffer, position, comm);
    unpack(udqparams, buffer, position, comm);
    unpack(hystPar, buffer, position, comm);
    unpack(actdims, buffer, position, comm);
    unpack(sfuncctrl, buffer, position, comm);
    data = Runspec(phases, tabdims, endScale, wellDims, wsegDims,
                   udqparams, hystPar, actdims, sfuncctrl);
}

template<class PVTType>
void unpack_pvt(PVTType& data, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    ColumnSchema outer_schema;
    TableColumn outer_column;
    TableSchema undersat_schema, sat_schema;
    std::vector<SimpleTable> undersat_tables;
    SimpleTable sat_table;
    unpack(outer_schema, buffer, position, comm);
    unpack(outer_column, buffer, position, comm);
    unpack(undersat_schema, buffer, position, comm);
    unpack(sat_schema, buffer, position, comm);
    unpack(undersat_tables, buffer, position, comm);
    unpack(sat_table, buffer, position, comm);
    data = PVTType(outer_schema, outer_column, undersat_schema, sat_schema,
                   undersat_tables, sat_table);
}

void unpack(PvtgTable& data, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    unpack_pvt(data, buffer, position, comm);
}

void unpack(PvtoTable& data, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    unpack_pvt(data, buffer, position, comm);
}

void unpack(PvtwTable& data, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    std::vector<PVTWRecord> pdata;
    unpack(pdata, buffer, position, comm);
    data = PvtwTable(pdata);
}

void unpack(PvcdoTable& data, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    std::vector<PVCDORecord> pdata;
    unpack(pdata, buffer, position, comm);
    data = PvcdoTable(pdata);
}

void unpack(DensityTable& data, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    std::vector<DENSITYRecord> pdata;
    unpack(pdata, buffer, position, comm);
    data = DensityTable(pdata);
}

void unpack(ViscrefTable& data, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    std::vector<VISCREFRecord> pdata;
    unpack(pdata, buffer, position, comm);
    data = ViscrefTable(pdata);
}

void unpack(WatdentTable& data, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    std::vector<WATDENTRecord> pdata;
    unpack(pdata, buffer, position, comm);
    data = WatdentTable(pdata);
}

void unpack(PolyInjTable& data, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    std::vector<double> throughputs, velocities;
    int tableNumber;
    std::vector<std::vector<double>> tableData;
    unpack(throughputs, buffer, position, comm);
    unpack(velocities, buffer, position, comm);
    unpack(tableNumber, buffer, position, comm);
    unpack(tableData, buffer, position, comm);
    data = PolyInjTable(throughputs, velocities, tableNumber, tableData);
}

void unpack(PlymwinjTable& data, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    unpack(static_cast<PolyInjTable&>(data), buffer, position, comm);
}

void unpack(SkprpolyTable& data, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    unpack(static_cast<PolyInjTable&>(data), buffer, position, comm);
    double refConcentration;
    unpack(refConcentration, buffer, position, comm);
    data.setReferenceConcentration(refConcentration);
}

void unpack(SkprwatTable& data, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    unpack(static_cast<PolyInjTable&>(data), buffer, position, comm);
}

void unpack(RockTable& data, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    std::vector<ROCKRecord> pdata;
    unpack(pdata, buffer, position, comm);
    data = RockTable(pdata);
}

void unpack(TableManager& data, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    std::map<std::string, TableContainer> simpleTables;
    std::vector<PvtgTable> pvtgTables;
    std::vector<PvtoTable> pvtoTables;
    std::vector<Rock2dTable> rock2dTables;
    std::vector<Rock2dtrTable> rock2dtrTables;
    PvtwTable pvtwTable;
    PvcdoTable pvcdoTable;
    DensityTable densityTable;
    RockTable rockTable;
    ViscrefTable viscrefTable;
    WatdentTable watdentTable;
    std::vector<PvtwsaltTable> pvtwsaltTables;
    std::vector<BrineDensityTable> bdensityTables;
    std::map<int, PlymwinjTable> plymwinjTables;
    std::map<int, SkprwatTable> skprwatTables;
    std::map<int, SkprpolyTable> skprpolyTables;
    Tabdims tabdims;
    Regdims regdims;
    Eqldims eqldims;
    Aqudims aqudims;
    bool hasImptvd;
    bool hasEntpvd;
    bool hasEqlnum;
    std::shared_ptr<JFunc> jfunc;
    double rtemp;
    unpack(simpleTables, buffer, position, comm);
    unpack(pvtgTables, buffer, position, comm);
    unpack(pvtoTables, buffer, position, comm);
    unpack(rock2dTables, buffer, position, comm);
    unpack(rock2dtrTables, buffer, position, comm);
    unpack(pvtwTable, buffer, position, comm);
    unpack(pvcdoTable, buffer, position, comm);
    unpack(densityTable, buffer, position, comm);
    unpack(rockTable, buffer, position, comm);
    unpack(viscrefTable, buffer, position, comm);
    unpack(watdentTable, buffer, position, comm);
    unpack(pvtwsaltTables, buffer, position, comm);
    unpack(bdensityTables, buffer, position, comm);
    unpack(plymwinjTables, buffer, position, comm);
    unpack(skprwatTables, buffer, position, comm);
    unpack(skprpolyTables, buffer, position, comm);
    unpack(tabdims, buffer, position, comm);
    unpack(regdims, buffer, position, comm);
    unpack(eqldims, buffer, position, comm);
    unpack(aqudims, buffer, position, comm);
    unpack(hasImptvd, buffer, position, comm);
    unpack(hasEntpvd, buffer, position, comm);
    unpack(hasEqlnum, buffer, position, comm);
    bool hasJf;
    unpack(hasJf, buffer, position, comm);
    if (hasJf) {
        jfunc = std::make_shared<JFunc>();
        unpack(*jfunc, buffer, position, comm);
    }
    unpack(rtemp, buffer, position, comm);
    data = TableManager(simpleTables, pvtgTables, pvtoTables, rock2dTables,
                        rock2dtrTables, pvtwTable, pvcdoTable, densityTable,
                        rockTable, viscrefTable, watdentTable, pvtwsaltTables,
                        bdensityTables, plymwinjTables,
                        skprwatTables, skprpolyTables, tabdims, regdims, eqldims,
                        aqudims, hasImptvd, hasEntpvd, hasEqlnum, jfunc, rtemp);
}

template<class Scalar>
void unpack(Tabulated1DFunction<Scalar>& data, std::vector<char>& buffer,
            int& position, Dune::MPIHelper::MPICommunicator comm)
{
    std::vector<Scalar> xValues, yValues;
    unpack(xValues, buffer, position, comm);
    unpack(yValues, buffer, position, comm);
    data = Tabulated1DFunction<Scalar>(xValues, yValues, false);
}

template<class Scalar>
void unpack(IntervalTabulated2DFunction<Scalar>& data, std::vector<char>& buffer,
            int& position, Dune::MPIHelper::MPICommunicator comm)
{
    std::vector<Scalar> xPos, yPos;
    std::vector<std::vector<Scalar>> samples;
    bool xExtrapolate, yExtrapolate;
    unpack(xPos, buffer, position, comm);
    unpack(yPos, buffer, position, comm);
    unpack(samples, buffer, position, comm);
    unpack(xExtrapolate, buffer, position, comm);
    unpack(yExtrapolate, buffer, position, comm);
    data = IntervalTabulated2DFunction<Scalar>(xPos, yPos, samples,
                                               xExtrapolate, yExtrapolate);
}

template<class Scalar>
void unpack(UniformXTabulated2DFunction<Scalar>& data, std::vector<char>& buffer,
            int& position, Dune::MPIHelper::MPICommunicator comm)
{
    std::vector<Scalar> xPos, yPos;
    std::vector<std::vector<typename UniformXTabulated2DFunction<Scalar>::SamplePoint>> samples;
    typename UniformXTabulated2DFunction<Scalar>::InterpolationPolicy interpolationGuide;
    unpack(xPos, buffer, position, comm);
    unpack(yPos, buffer, position, comm);
    unpack(samples, buffer, position, comm);
    unpack(interpolationGuide, buffer, position, comm);
    data = UniformXTabulated2DFunction<Scalar>(xPos, yPos, samples,
                                               interpolationGuide);
}

template<class Scalar>
void unpack(SolventPvt<Scalar>& data, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    std::vector<Scalar> solventReferenceDensity;
    std::vector<typename SolventPvt<Scalar>::TabulatedOneDFunction> inverseSolventB;
    std::vector<typename SolventPvt<Scalar>::TabulatedOneDFunction> solventMu;
    std::vector<typename SolventPvt<Scalar>::TabulatedOneDFunction> inverseSolventBMu;
    unpack(solventReferenceDensity, buffer, position, comm);
    unpack(inverseSolventB, buffer, position, comm);
    unpack(solventMu, buffer, position, comm);
    unpack(inverseSolventBMu, buffer, position, comm);
    data = SolventPvt<Scalar>(solventReferenceDensity, inverseSolventB,
                              solventMu, inverseSolventBMu);
}

template<class Scalar, bool enableThermal>
void unpack(GasPvtMultiplexer<Scalar,enableThermal>& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    typename GasPvtMultiplexer<Scalar,enableThermal>::GasPvtApproach approach;
    unpack(approach, buffer, position, comm);
    using PvtApproach = GasPvtMultiplexer<Scalar,enableThermal>;
    void* pvt = nullptr;
    if (approach == PvtApproach::DryGasPvt) {
        DryGasPvt<Scalar>* realPvt = new DryGasPvt<Scalar>;
        unpack(*realPvt, buffer, position, comm);
        pvt = realPvt;
    } else if (approach == PvtApproach::WetGasPvt) {
        WetGasPvt<Scalar>* realPvt = new WetGasPvt<Scalar>;
        unpack(*realPvt, buffer, position, comm);
        pvt = realPvt;
    } else if (approach == PvtApproach::ThermalGasPvt) {
        GasPvtThermal<Scalar>* realPvt = new GasPvtThermal<Scalar>;
        unpack(*realPvt, buffer, position, comm);
        pvt = realPvt;
    }
    data = GasPvtMultiplexer<Scalar,enableThermal>(approach, pvt);
}

template<class Scalar>
void unpack(DryGasPvt<Scalar>& data, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    std::vector<Scalar> gasReferenceDensity;
    std::vector<typename DryGasPvt<Scalar>::TabulatedOneDFunction> inverseGasB;
    std::vector<typename DryGasPvt<Scalar>::TabulatedOneDFunction> gasMu;
    std::vector<typename DryGasPvt<Scalar>::TabulatedOneDFunction> inverseGasBMu;
    unpack(gasReferenceDensity, buffer, position, comm);
    unpack(inverseGasB, buffer, position, comm);
    unpack(gasMu, buffer, position, comm);
    unpack(inverseGasBMu, buffer, position, comm);
    data = DryGasPvt<Scalar>(gasReferenceDensity, inverseGasB,
                                gasMu, inverseGasBMu);
}

template<class Scalar>
void unpack(GasPvtThermal<Scalar>& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    std::vector<typename GasPvtThermal<Scalar>::TabulatedOneDFunction> gasvisctCurves;
    std::vector<Scalar> gasdentRefTemp, gasdentCT1, gasdentCT2;
    std::vector<typename GasPvtThermal<Scalar>::TabulatedOneDFunction> internalEnergyCurves;
    bool enableThermalDensity, enableThermalViscosity, enableInternalEnergy;
    unpack(gasvisctCurves, buffer, position, comm);
    unpack(gasdentRefTemp, buffer, position, comm);
    unpack(gasdentCT1, buffer, position, comm);
    unpack(gasdentCT2, buffer, position, comm);
    unpack(internalEnergyCurves, buffer, position, comm);
    unpack(enableThermalDensity, buffer, position, comm);
    unpack(enableThermalViscosity, buffer, position, comm);
    unpack(enableInternalEnergy, buffer, position, comm);
    bool isothermal;
    unpack(isothermal, buffer, position, comm);
    typename GasPvtThermal<Scalar>::IsothermalPvt* pvt = nullptr;
    if (isothermal) {
        pvt = new typename GasPvtThermal<Scalar>::IsothermalPvt;
        unpack(*pvt, buffer, position, comm);
    }
    data = GasPvtThermal<Scalar>(pvt, gasvisctCurves, gasdentRefTemp,
                                 gasdentCT1, gasdentCT2,
                                 internalEnergyCurves,
                                 enableThermalDensity,
                                 enableThermalViscosity,
                                 enableInternalEnergy);
}

template<class Scalar>
void unpack(WetGasPvt<Scalar>& data, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    std::vector<Scalar> gasReferenceDensity, oilReferenceDensity;
    std::vector<typename WetGasPvt<Scalar>::TabulatedTwoDFunction> inverseGasB;
    std::vector<typename WetGasPvt<Scalar>::TabulatedOneDFunction> inverseSaturatedGasB;
    std::vector<typename WetGasPvt<Scalar>::TabulatedTwoDFunction> gasMu;
    std::vector<typename WetGasPvt<Scalar>::TabulatedTwoDFunction> inverseGasBMu;
    std::vector<typename WetGasPvt<Scalar>::TabulatedOneDFunction> inverseSaturatedGasBMu;
    std::vector<typename WetGasPvt<Scalar>::TabulatedOneDFunction> satOilVapFacTable;
    std::vector<typename WetGasPvt<Scalar>::TabulatedOneDFunction> saturationPressure;
    Scalar vapPar1;
    unpack(gasReferenceDensity, buffer, position, comm);
    unpack(oilReferenceDensity, buffer, position, comm);
    unpack(inverseGasB, buffer, position, comm);
    unpack(inverseSaturatedGasB, buffer, position, comm);
    unpack(gasMu, buffer, position, comm);
    unpack(inverseGasBMu, buffer, position, comm);
    unpack(inverseSaturatedGasBMu, buffer, position, comm);
    unpack(satOilVapFacTable, buffer, position, comm);
    unpack(saturationPressure, buffer, position, comm);
    unpack(vapPar1, buffer, position, comm);
    data = WetGasPvt<Scalar>(gasReferenceDensity, oilReferenceDensity, inverseGasB,
                             inverseSaturatedGasB, gasMu, inverseGasBMu,
                             inverseSaturatedGasBMu, satOilVapFacTable,
                             saturationPressure, vapPar1);
}

template<class Scalar, bool enableThermal>
void unpack(OilPvtMultiplexer<Scalar,enableThermal>& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    typename OilPvtMultiplexer<Scalar,enableThermal>::OilPvtApproach approach;
    unpack(approach, buffer, position, comm);
    using PvtApproach = OilPvtMultiplexer<Scalar,enableThermal>;
    void* pvt = nullptr;
    if (approach == PvtApproach::ConstantCompressibilityOilPvt) {
        auto* realPvt = new ConstantCompressibilityOilPvt<Scalar>;
        unpack(*realPvt, buffer, position, comm);
        pvt = realPvt;
    } else if (approach == PvtApproach::DeadOilPvt) {
        auto* realPvt = new DeadOilPvt<Scalar>;
        unpack(*realPvt, buffer, position, comm);
        pvt = realPvt;
    } else if (approach == PvtApproach::LiveOilPvt) {
        auto* realPvt = new LiveOilPvt<Scalar>;
        unpack(*realPvt, buffer, position, comm);
        pvt = realPvt;
    } else if (approach == PvtApproach::ThermalOilPvt) {
        auto* realPvt = new OilPvtThermal<Scalar>;
        unpack(*realPvt, buffer, position, comm);
        pvt = realPvt;
    }
    data = OilPvtMultiplexer<Scalar,enableThermal>(approach, pvt);
}

template<class Scalar>
void unpack(ConstantCompressibilityOilPvt<Scalar>& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    std::vector<Scalar> oilReferenceDensity, oilReferencePressure,
                        oilReferenceFormationVolumeFactor,
                        oilCompressibility, oilViscosity, oilViscosibility;

    unpack(oilReferenceDensity, buffer, position, comm);
    unpack(oilReferencePressure, buffer, position, comm);
    unpack(oilReferenceFormationVolumeFactor, buffer, position, comm);
    unpack(oilCompressibility, buffer, position, comm);
    unpack(oilViscosity, buffer, position, comm);
    unpack(oilViscosibility, buffer, position, comm);
    data = ConstantCompressibilityOilPvt<Scalar>(oilReferenceDensity,
                                                 oilReferencePressure,
                                                 oilReferenceFormationVolumeFactor,
                                                 oilCompressibility,
                                                 oilViscosity,
                                                 oilViscosibility);
}

template<class Scalar>
void unpack(DeadOilPvt<Scalar>& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    std::vector<Scalar> oilReferenceDensity;
    using FuncVec = std::vector<typename DeadOilPvt<Scalar>::TabulatedOneDFunction>;
    FuncVec inverseOilB, oilMu, inverseOilBMu;

    unpack(oilReferenceDensity, buffer, position, comm);
    unpack(inverseOilB, buffer, position, comm);
    unpack(oilMu, buffer, position, comm);
    unpack(inverseOilBMu, buffer, position, comm);
    data = DeadOilPvt<Scalar>(oilReferenceDensity, inverseOilB,
                              oilMu, inverseOilBMu);
}

template<class Scalar>
void unpack(LiveOilPvt<Scalar>& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    std::vector<Scalar> gasReferenceDensity, oilReferenceDensity;
    using FuncVec = std::vector<typename LiveOilPvt<Scalar>::TabulatedOneDFunction>;
    using FuncVec2 = std::vector<typename LiveOilPvt<Scalar>::TabulatedTwoDFunction>;
    FuncVec2 inverseOilBTable, oilMuTable, inverseOilBMuTable;
    FuncVec saturatedOilMuTable, inverseSaturatedOilBTable,
            inverseSaturatedOilBMuTable,
            saturatedGasDissolutionFactorTable, saturationPressure;
    Scalar vapPar2;

    unpack(gasReferenceDensity, buffer, position, comm);
    unpack(oilReferenceDensity, buffer, position, comm);
    unpack(inverseOilBTable, buffer, position, comm);
    unpack(oilMuTable, buffer, position, comm);
    unpack(inverseOilBMuTable, buffer, position, comm);
    unpack(saturatedOilMuTable, buffer, position, comm);
    unpack(inverseSaturatedOilBTable, buffer, position, comm);
    unpack(inverseSaturatedOilBMuTable, buffer, position, comm);
    unpack(saturatedGasDissolutionFactorTable, buffer, position, comm);
    unpack(saturationPressure, buffer, position, comm);
    unpack(vapPar2, buffer, position, comm);
    data = LiveOilPvt<Scalar>(gasReferenceDensity,
                              oilReferenceDensity,
                              inverseOilBTable,
                              oilMuTable,
                              inverseOilBMuTable,
                              saturatedOilMuTable,
                              inverseSaturatedOilBTable,
                              inverseSaturatedOilBMuTable,
                              saturatedGasDissolutionFactorTable,
                              saturationPressure,
                              vapPar2);
}

template<class Scalar>
void unpack(OilPvtThermal<Scalar>& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    std::vector<typename OilPvtThermal<Scalar>::TabulatedOneDFunction> oilvisctCurves;
    std::vector<Scalar> oildentRefTemp, oildentCT1, oildentCT2, viscrefPress, viscrefRs, viscRef;
    std::vector<typename OilPvtThermal<Scalar>::TabulatedOneDFunction> internalEnergyCurves;
    bool enableThermalDensity, enableThermalViscosity, enableInternalEnergy;
    unpack(oilvisctCurves, buffer, position, comm);
    unpack(viscrefPress, buffer, position, comm);
    unpack(viscrefRs, buffer, position, comm);
    unpack(viscRef, buffer, position, comm);
    unpack(oildentRefTemp, buffer, position, comm);
    unpack(oildentCT1, buffer, position, comm);
    unpack(oildentCT2, buffer, position, comm);
    unpack(internalEnergyCurves, buffer, position, comm);
    unpack(enableThermalDensity, buffer, position, comm);
    unpack(enableThermalViscosity, buffer, position, comm);
    unpack(enableInternalEnergy, buffer, position, comm);
    bool isothermal;
    unpack(isothermal, buffer, position, comm);
    typename OilPvtThermal<Scalar>::IsothermalPvt* pvt = nullptr;
    if (isothermal) {
        pvt = new typename OilPvtThermal<Scalar>::IsothermalPvt;
        unpack(*pvt, buffer, position, comm);
    }
    data = OilPvtThermal<Scalar>(pvt, oilvisctCurves,
                                 viscrefPress, viscrefRs, viscRef,
                                 oildentRefTemp,
                                 oildentCT1, oildentCT2,
                                 internalEnergyCurves,
                                 enableThermalDensity,
                                 enableThermalViscosity,
                                 enableInternalEnergy);
}

template<class Scalar, bool enableThermal, bool enableBrine>
void unpack(WaterPvtMultiplexer<Scalar,enableThermal,enableBrine>& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    typename WaterPvtMultiplexer<Scalar,enableThermal,enableBrine>::WaterPvtApproach approach;
    unpack(approach, buffer, position, comm);
    using PvtApproach = WaterPvtMultiplexer<Scalar,enableThermal,enableBrine>;
    void* pvt = nullptr;
    if (approach == PvtApproach::ConstantCompressibilityWaterPvt) {
        auto* realPvt = new ConstantCompressibilityWaterPvt<Scalar>;
        unpack(*realPvt, buffer, position, comm);
        pvt = realPvt;
    } else if (approach == PvtApproach::ThermalWaterPvt) {
        auto* realPvt = new WaterPvtThermal<Scalar>;
        unpack(*realPvt, buffer, position, comm);
        pvt = realPvt;
    }
    data = WaterPvtMultiplexer<Scalar,enableThermal,enableBrine>(approach, pvt);
}

template<class Scalar>
void unpack(ConstantCompressibilityWaterPvt<Scalar>& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    std::vector<Scalar> waterReferenceDensity, waterReferencePressure,
                        waterReferenceFormationVolumeFactor,
                        waterCompressibility, waterViscosity, waterViscosibility;

    unpack(waterReferenceDensity, buffer, position, comm);
    unpack(waterReferencePressure, buffer, position, comm);
    unpack(waterReferenceFormationVolumeFactor, buffer, position, comm);
    unpack(waterCompressibility, buffer, position, comm);
    unpack(waterViscosity, buffer, position, comm);
    unpack(waterViscosibility, buffer, position, comm);
    data = ConstantCompressibilityWaterPvt<Scalar>(waterReferenceDensity,
                                                   waterReferencePressure,
                                                   waterReferenceFormationVolumeFactor,
                                                   waterCompressibility,
                                                   waterViscosity,
                                                   waterViscosibility);
}

template<class Scalar>
void unpack(WaterPvtThermal<Scalar>& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    std::vector<Scalar> viscrefPress, watdentRefTemp, watdentCT1, watdentCT2,
                        pvtwRefPress, pvtwRefB, pvtwCompressibility,
                        pvtwViscosity, pvtwViscosibility;
    std::vector<typename WaterPvtThermal<Scalar>::TabulatedOneDFunction> watvisctCurves;
    std::vector<typename WaterPvtThermal<Scalar>::TabulatedOneDFunction> internalEnergyCurves;
    bool enableThermalDensity, enableThermalViscosity, enableInternalEnergy;
    unpack(viscrefPress, buffer, position, comm);
    unpack(watdentRefTemp, buffer, position, comm);
    unpack(watdentCT1, buffer, position, comm);
    unpack(watdentCT2, buffer, position, comm);
    unpack(pvtwRefPress, buffer, position, comm);
    unpack(pvtwRefB, buffer, position, comm);
    unpack(pvtwCompressibility, buffer, position, comm);
    unpack(pvtwViscosity, buffer, position, comm);
    unpack(pvtwViscosibility, buffer, position, comm);
    unpack(watvisctCurves, buffer, position, comm);
    unpack(internalEnergyCurves, buffer, position, comm);
    unpack(enableThermalDensity, buffer, position, comm);
    unpack(enableThermalViscosity, buffer, position, comm);
    unpack(enableInternalEnergy, buffer, position, comm);
    bool isothermal;
    unpack(isothermal, buffer, position, comm);
    typename WaterPvtThermal<Scalar>::IsothermalPvt* pvt = nullptr;
    if (isothermal) {
        pvt = new typename WaterPvtThermal<Scalar>::IsothermalPvt;
        using PvtApproach = WaterPvtThermal<Scalar>;
        typename PvtApproach::IsothermalPvt::WaterPvtApproach approach;
        unpack(approach, buffer, position, comm);
        if (approach != PvtApproach::IsothermalPvt::NoWaterPvt)
            unpack(*pvt, buffer, position, comm);
    }
    data = WaterPvtThermal<Scalar>(pvt, viscrefPress, watdentRefTemp,
                                   watdentCT1, watdentCT2,
                                   pvtwRefPress, pvtwRefB,
                                   pvtwCompressibility,
                                   pvtwViscosity,
                                   pvtwViscosibility,
                                   watvisctCurves,
                                   internalEnergyCurves,
                                   enableThermalDensity,
                                   enableThermalViscosity,
                                   enableInternalEnergy);
}

void unpack(OilVaporizationProperties& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    OilVaporizationProperties::OilVaporization type;
    std::vector<double> vap1, vap2, maxDRSDT, maxDRVDT;
    std::vector<bool> maxDRSDT_allCells;
    unpack(type, buffer, position, comm);
    unpack(vap1, buffer, position, comm);
    unpack(vap2, buffer, position, comm);
    unpack(maxDRSDT, buffer, position, comm);
    unpack(maxDRSDT_allCells, buffer, position, comm);
    unpack(maxDRVDT, buffer, position, comm);
    data = OilVaporizationProperties(type, vap1, vap2, maxDRSDT,
                                     maxDRSDT_allCells, maxDRVDT);
}

void unpack(Events& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    DynamicVector<uint64_t> events;
    unpack(events, buffer, position, comm);
    data = Events(events);
}

void unpack(MessageLimits& data,
          std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    DynamicState<MLimits> limits;
    unpack(limits, buffer, position, comm);
    data = MessageLimits(limits);
}

void unpack(VFPInjTable& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    int tableNum;
    double datumDepth;
    VFPInjTable::FLO_TYPE floType;
    std::vector<double> floAxis, thpAxis;
    VFPInjTable::array_type table;

    unpack(tableNum, buffer, position, comm);
    unpack(datumDepth, buffer, position, comm);
    unpack(floType, buffer, position, comm);
    unpack(floAxis, buffer, position, comm);
    unpack(thpAxis, buffer, position, comm);
    VFPInjTable::extents extents;
    extents[0] = thpAxis.size();
    extents[1] = floAxis.size();
    table.resize(extents);
    for (size_t i = 0; i < table.num_elements(); ++i)
        unpack(*(table.data() + i), buffer, position, comm);

    data = VFPInjTable(tableNum, datumDepth, floType,
                       floAxis, thpAxis, table);
}

void unpack(VFPProdTable& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    int tableNum;
    double datumDepth;
    VFPProdTable::FLO_TYPE floType;
    VFPProdTable::WFR_TYPE wfrType;
    VFPProdTable::GFR_TYPE gfrType;
    VFPProdTable::ALQ_TYPE alqType;
    std::vector<double> floAxis, thpAxis, wfrAxis, gfrAxis, alqAxis;
    VFPProdTable::array_type table;

    unpack(tableNum, buffer, position, comm);
    unpack(datumDepth, buffer, position, comm);
    unpack(floType, buffer, position, comm);
    unpack(wfrType, buffer, position, comm);
    unpack(gfrType, buffer, position, comm);
    unpack(alqType, buffer, position, comm);
    unpack(floAxis, buffer, position, comm);
    unpack(thpAxis, buffer, position, comm);
    unpack(wfrAxis, buffer, position, comm);
    unpack(gfrAxis, buffer, position, comm);
    unpack(alqAxis, buffer, position, comm);
    VFPProdTable::extents extents;
    extents[0] = thpAxis.size();
    extents[1] = wfrAxis.size();
    extents[2] = gfrAxis.size();
    extents[3] = alqAxis.size();
    extents[4] = floAxis.size();
    table.resize(extents);
    for (size_t i = 0; i < table.num_elements(); ++i)
      unpack(*(table.data() + i), buffer, position, comm);

    data = VFPProdTable(tableNum, datumDepth, floType, wfrType,
                        gfrType, alqType, floAxis, thpAxis,
                        wfrAxis, gfrAxis, alqAxis, table);
}

void unpack(WellTestConfig::WTESTWell& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    unpack(data.name, buffer, position, comm);
    unpack(data.shut_reason, buffer, position, comm);
    unpack(data.test_interval, buffer, position, comm);
    unpack(data.num_test, buffer, position, comm);
    unpack(data.startup_time, buffer, position, comm);
    unpack(data.begin_report_step, buffer, position, comm);
}

void unpack(WellTestConfig& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    std::vector<WellTestConfig::WTESTWell> ddata;
    unpack(ddata, buffer, position, comm);
    data = WellTestConfig(ddata);
}

void unpack(WellTracerProperties& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    WellTracerProperties::ConcentrationMap ddata;
    unpack(ddata, buffer, position, comm);
    data = WellTracerProperties(ddata);
}

void unpack(UDAValue& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    bool isDouble;
    Dimension dim;
    unpack(dim, buffer, position, comm);
    unpack(isDouble, buffer, position, comm);
    if (isDouble) {
        double val;
        unpack(val, buffer, position, comm);
        data = UDAValue(val, dim);
    } else {
        std::string val;
        unpack(val, buffer, position, comm);
        data = UDAValue(val, dim);
    }
}

void unpack(Connection& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    Connection::Direction dir;
    double depth;
    Connection::State state;
    int satTableId, complnum;
    double CF, Kh, rw, r0, skinFactor;
    int I, J, K;
    size_t seqIndex;
    double segDistStart, segDistEnd;
    bool defaultSatTabId;
    size_t compSegSeqIndex;
    int segment;
    double wellPi;
    Connection::CTFKind kind;

    unpack(dir, buffer, position, comm);
    unpack(depth, buffer, position, comm);
    unpack(state, buffer, position, comm);
    unpack(satTableId, buffer, position, comm);
    unpack(complnum, buffer, position, comm);
    unpack(CF, buffer, position, comm);
    unpack(Kh, buffer, position, comm);
    unpack(rw, buffer, position, comm);
    unpack(r0, buffer, position, comm);
    unpack(skinFactor, buffer, position, comm);
    unpack(I, buffer, position, comm);
    unpack(J, buffer, position, comm);
    unpack(K, buffer, position, comm);
    unpack(kind, buffer, position, comm);
    unpack(seqIndex, buffer, position, comm);
    unpack(segDistStart, buffer, position, comm);
    unpack(segDistEnd, buffer, position, comm);
    unpack(defaultSatTabId, buffer, position, comm);
    unpack(compSegSeqIndex, buffer, position, comm);
    unpack(segment, buffer, position, comm);
    unpack(wellPi, buffer, position, comm);

    data = Connection(dir, depth, state, satTableId,
                      complnum, CF, Kh, rw, r0,
                      skinFactor, {I,J,K}, kind, seqIndex,
                      segDistStart, segDistEnd,
                      defaultSatTabId, compSegSeqIndex,
                      segment, wellPi);
}

void unpack(Well::WellInjectionProperties& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    unpack(data.name, buffer, position, comm);
    unpack(data.surfaceInjectionRate, buffer, position, comm);
    unpack(data.reservoirInjectionRate, buffer, position, comm);
    unpack(data.BHPTarget, buffer, position, comm);
    unpack(data.THPTarget, buffer, position, comm);
    unpack(data.bhp_hist_limit, buffer, position, comm);
    unpack(data.thp_hist_limit, buffer, position, comm);
    unpack(data.temperature, buffer, position, comm);
    unpack(data.BHPH, buffer, position, comm);
    unpack(data.THPH, buffer, position, comm);
    unpack(data.VFPTableNumber, buffer, position, comm);
    unpack(data.predictionMode, buffer, position, comm);
    unpack(data.injectionControls, buffer, position, comm);
    unpack(data.injectorType, buffer, position, comm);
    unpack(data.controlMode, buffer, position, comm);
}

void unpack(WellEconProductionLimits& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    double minOilRate, minGasRate, maxWaterCut, maxGasOilRatio, maxWaterGasRatio;
    WellEconProductionLimits::EconWorkover workover, workoverSecondary;
    bool endRun;
    std::string followonWell;
    WellEconProductionLimits::QuantityLimit quantityLimit;
    double secondaryMaxWaterCut, maxGasLiquidRatio, minLiquidRate,
           maxTemperature, minReservoirFluidRate;
    unpack(minOilRate, buffer, position, comm);
    unpack(minGasRate, buffer, position, comm);
    unpack(maxWaterCut, buffer, position, comm);
    unpack(maxGasOilRatio, buffer, position, comm);
    unpack(maxWaterGasRatio, buffer, position, comm);
    unpack(workover, buffer, position, comm);
    unpack(endRun, buffer, position, comm);
    unpack(followonWell, buffer, position, comm);
    unpack(quantityLimit, buffer, position, comm);
    unpack(secondaryMaxWaterCut, buffer, position, comm);
    unpack(workoverSecondary, buffer, position, comm);
    unpack(maxGasLiquidRatio, buffer, position, comm);
    unpack(minLiquidRate, buffer, position, comm);
    unpack(maxTemperature, buffer, position, comm);
    unpack(minReservoirFluidRate, buffer, position, comm);
    data = WellEconProductionLimits(minOilRate, minGasRate, maxWaterCut,
                                    maxGasOilRatio, maxWaterGasRatio,
                                    workover, endRun, followonWell,
                                    quantityLimit, secondaryMaxWaterCut,
                                    workoverSecondary, maxGasLiquidRatio,
                                    minLiquidRate, maxTemperature,
                                    minReservoirFluidRate);
}

void unpack(WellConnections& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    int headI, headJ;
    size_t numRemoved;
    std::vector<Connection> connections;

    unpack(headI, buffer, position, comm),
    unpack(headJ, buffer, position, comm),
    unpack(numRemoved, buffer, position, comm),
    unpack(connections, buffer, position, comm),

    data = WellConnections(headI, headJ, numRemoved, connections);
}

void unpack(Well::WellProductionProperties& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    std::string name;
    UDAValue OilRate, WaterRate, GasRate, LiquidRate, ResVRate;
    UDAValue BHPTarget, THPTarget;
    double bhp_hist_limit, thp_hist_limit;
    double BHPH, THPH;
    int VFPTableNumber;
    double ALQValue;
    bool predictionMode;
    Well::ProducerCMode controlMode, whistctl_cmode;
    int prodCtrls;

    unpack(name, buffer, position, comm);
    unpack(OilRate, buffer, position, comm);
    unpack(WaterRate, buffer, position, comm);
    unpack(GasRate, buffer, position, comm);
    unpack(LiquidRate, buffer, position, comm);
    unpack(ResVRate, buffer, position, comm);
    unpack(BHPTarget, buffer, position, comm);
    unpack(THPTarget, buffer, position, comm);
    unpack(bhp_hist_limit, buffer, position, comm);
    unpack(thp_hist_limit, buffer, position, comm);
    unpack(BHPH, buffer, position, comm);
    unpack(THPH, buffer, position, comm);
    unpack(VFPTableNumber, buffer, position, comm);
    unpack(ALQValue, buffer, position, comm);
    unpack(predictionMode, buffer, position, comm);
    unpack(controlMode, buffer, position, comm);
    unpack(whistctl_cmode, buffer, position, comm);
    unpack(prodCtrls, buffer, position, comm);
    data = Well::WellProductionProperties(name, OilRate, WaterRate, GasRate,
                                          LiquidRate, ResVRate, BHPTarget,
                                          THPTarget, bhp_hist_limit, thp_hist_limit,
                                          BHPH, THPH, VFPTableNumber,
                                          ALQValue, predictionMode, controlMode,
                                          whistctl_cmode, prodCtrls);
}

void unpack(SpiralICD& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    double strength, length, densityCalibration,
           viscosityCalibration, criticalValue,
           widthTransitionRegion, maxViscosityRatio;
    int methodFlowScaling;
    double maxAbsoluteRate;
    SpiralICD::Status status;
    double scalingFactor;

    unpack(strength, buffer, position, comm);
    unpack(length, buffer, position, comm);
    unpack(densityCalibration, buffer, position, comm);
    unpack(viscosityCalibration, buffer, position, comm);
    unpack(criticalValue, buffer, position, comm);
    unpack(widthTransitionRegion, buffer, position, comm);
    unpack(maxViscosityRatio, buffer, position, comm);
    unpack(methodFlowScaling, buffer, position, comm);
    unpack(maxAbsoluteRate, buffer, position, comm);
    unpack(status, buffer, position, comm);
    unpack(scalingFactor, buffer, position, comm);

    data = SpiralICD(strength, length, densityCalibration,
                     viscosityCalibration, criticalValue,
                     widthTransitionRegion, maxViscosityRatio,
                     methodFlowScaling, maxAbsoluteRate,
                     status, scalingFactor);
}

void unpack(Valve& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    double conFlowCoefficient;
    double conCrossArea;
    double conMaxCrossArea;
    double pipeAdditionalLength;
    double pipeDiameter;
    double pipeRoughness;
    double pipeCrossArea;
    Valve::Status status;

    unpack(conFlowCoefficient, buffer, position, comm);
    unpack(conCrossArea, buffer, position, comm);
    unpack(conMaxCrossArea, buffer, position, comm);
    unpack(pipeAdditionalLength, buffer, position, comm);
    unpack(pipeDiameter, buffer, position, comm);
    unpack(pipeRoughness, buffer, position, comm);
    unpack(pipeCrossArea, buffer, position, comm);
    unpack(status, buffer, position, comm);
    data = Valve(conFlowCoefficient, conCrossArea, conMaxCrossArea,
                 pipeAdditionalLength, pipeDiameter, pipeRoughness,
                 pipeCrossArea, status);
}

void unpack(Segment& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    int segmentNumber, branchNumber, outletSegment;
    std::vector<int> inletSegments;
    double totalLength, depth, internalDiameter, roughness, crossArea, volume;
    bool dataReady;
    Segment::SegmentType segmentType;
    std::shared_ptr<SpiralICD> spiralICD;
    std::shared_ptr<Valve> valve;

    unpack(segmentNumber, buffer, position, comm);
    unpack(branchNumber, buffer, position, comm);
    unpack(outletSegment, buffer, position, comm);
    unpack(inletSegments, buffer, position, comm);
    unpack(totalLength, buffer, position, comm);
    unpack(depth, buffer, position, comm);
    unpack(internalDiameter, buffer, position, comm);
    unpack(roughness, buffer, position, comm);
    unpack(crossArea, buffer, position, comm);
    unpack(volume, buffer, position, comm);
    unpack(dataReady, buffer, position, comm);
    unpack(segmentType, buffer, position, comm);
    unpack(spiralICD, buffer, position, comm);
    unpack(valve, buffer, position, comm);
    data = Segment(segmentNumber, branchNumber, outletSegment,
                   inletSegments, totalLength, depth,
                   internalDiameter, roughness, crossArea,
                   volume, dataReady, segmentType, spiralICD, valve);
}

template<class T>
void unpack(std::shared_ptr<T>& data, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    bool hasVal;
    unpack(hasVal, buffer, position, comm);
    if (hasVal) {
        data = std::make_shared<T>();
        unpack(*data, buffer, position, comm);
    }
}

template<class T>
void unpack(std::unique_ptr<T>& data, std::vector<char>& buffer, int& position,
          Dune::MPIHelper::MPICommunicator comm)
{
    bool hasVal;
    unpack(hasVal, buffer, position, comm);
    if (hasVal) {
        data.reset(new T);
        unpack(*data, buffer, position, comm);
    }
}

void unpack(Dimension& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    std::string name;
    double siScaling, siOffset;

    unpack(name, buffer, position, comm);
    unpack(siScaling, buffer, position, comm);
    unpack(siOffset, buffer, position, comm);
    data = Dimension(name, siScaling, siOffset, false);
}

void unpack(UnitSystem& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    std::string name;
    UnitSystem::UnitType type;
    std::map<std::string, Dimension> dimensions;
    size_t use_count;
    unpack(name, buffer, position, comm);
    unpack(type, buffer, position, comm);
    unpack(dimensions, buffer, position, comm);
    unpack(use_count, buffer, position, comm);

    data = UnitSystem(name, type, dimensions, use_count);
}

void unpack(WellSegments& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    std::string wellName;
    double depthTopSegment, lengthTopSegment, volumeTopSegment;
    WellSegments::CompPressureDrop compPressureDrop;
    WellSegments::LengthDepth lengthDepthType;
    WellSegments::MultiPhaseModel multiPhaseModel;
    std::vector<Segment> segments;
    std::map<int,int> segmentNumberIndex;

    unpack(wellName, buffer, position, comm);
    unpack(depthTopSegment, buffer, position, comm);
    unpack(lengthTopSegment, buffer, position, comm);
    unpack(volumeTopSegment, buffer, position, comm);
    unpack(lengthDepthType, buffer, position, comm);
    unpack(compPressureDrop, buffer, position, comm);
    unpack(multiPhaseModel, buffer, position, comm);
    unpack(segments, buffer, position, comm);
    unpack(segmentNumberIndex, buffer, position, comm);
    data = WellSegments(wellName, depthTopSegment, lengthTopSegment,
                        volumeTopSegment, lengthDepthType, compPressureDrop,
                        multiPhaseModel, segments, segmentNumberIndex);
}

void unpack(Well& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    std::string name, groupName;
    std::size_t firstTimeStep, seqIndex;
    int headI, headJ;
    double ref_depth;
    Phase phase;
    Connection::Order ordering;
    UnitSystem units;
    double udq_undefined;
    Well::Status status;
    double drainageRadius;
    bool allowCrossFlow, automaticShutIn, isProducer;
    Well::WellGuideRate guideRate;
    double efficiencyFactor;
    double solventFraction;
    bool prediction_mode;
    auto econLimits = std::make_shared<WellEconProductionLimits>();
    auto foamProperties = std::make_shared<WellFoamProperties>();
    auto polymerProperties = std::make_shared<WellPolymerProperties>();
    auto brineProperties = std::make_shared<WellBrineProperties>();
    auto tracerProperties = std::make_shared<WellTracerProperties>();
    auto connection = std::make_shared<WellConnections>();
    auto production = std::make_shared<Well::WellProductionProperties>();
    auto injection = std::make_shared<Well::WellInjectionProperties>();
    std::shared_ptr<WellSegments> segments;

    unpack(name, buffer, position, comm);
    unpack(groupName, buffer, position, comm);
    unpack(firstTimeStep, buffer, position, comm);
    unpack(seqIndex, buffer, position, comm);
    unpack(headI, buffer, position, comm);
    unpack(headJ, buffer, position, comm);
    unpack(ref_depth, buffer, position, comm);
    unpack(phase, buffer, position, comm);
    unpack(ordering, buffer, position, comm);
    unpack(units, buffer, position, comm);
    unpack(udq_undefined, buffer, position, comm);
    unpack(status, buffer, position, comm);
    unpack(drainageRadius, buffer, position, comm);
    unpack(allowCrossFlow, buffer, position, comm);
    unpack(automaticShutIn, buffer, position, comm);
    unpack(isProducer, buffer, position, comm);
    unpack(guideRate, buffer, position, comm);
    unpack(efficiencyFactor, buffer, position, comm);
    unpack(solventFraction, buffer, position, comm);
    unpack(prediction_mode, buffer, position, comm);
    unpack(*econLimits, buffer, position, comm);
    unpack(*foamProperties, buffer, position, comm);
    unpack(*polymerProperties, buffer, position, comm);
    unpack(*brineProperties, buffer, position, comm);
    unpack(*tracerProperties, buffer, position, comm);
    unpack(*connection, buffer, position, comm);
    unpack(*production, buffer, position, comm);
    unpack(*injection, buffer, position, comm);
    bool hasSegments;
    unpack(hasSegments, buffer, position, comm);
    if (hasSegments) {
        segments = std::make_shared<WellSegments>();
        unpack(*segments, buffer, position, comm);
    }
    data = Well(name, groupName, firstTimeStep, seqIndex, headI, headJ,
                ref_depth, phase, ordering, units, udq_undefined, status,
                drainageRadius, allowCrossFlow, automaticShutIn, isProducer,
                guideRate, efficiencyFactor, solventFraction, prediction_mode,
                econLimits, foamProperties, polymerProperties, brineProperties,
                tracerProperties, connection, production, injection, segments);
}

template<class T>
void unpack(IOrderSet<T>& data, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    typename IOrderSet<T>::index_type index;
    typename IOrderSet<T>::storage_type storage;
    unpack(index, buffer, position, comm);
    unpack(storage, buffer, position, comm);
    data = IOrderSet<T>(index, storage);
}

void unpack(Group::GroupInjectionProperties& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    unpack(data.phase, buffer, position, comm);
    unpack(data.cmode, buffer, position, comm);
    unpack(data.surface_max_rate, buffer, position, comm);
    unpack(data.resv_max_rate, buffer, position, comm);
    unpack(data.target_reinj_fraction, buffer, position, comm);
    unpack(data.target_void_fraction, buffer, position, comm);
    unpack(data.reinj_group, buffer, position, comm);
    unpack(data.voidage_group, buffer, position, comm);
    unpack(data.injection_controls, buffer, position, comm);
}

void unpack(Group::GroupProductionProperties& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    unpack(data.cmode, buffer, position, comm);
    unpack(data.exceed_action, buffer, position, comm);
    unpack(data.oil_target, buffer, position, comm);
    unpack(data.water_target, buffer, position, comm);
    unpack(data.gas_target, buffer, position, comm);
    unpack(data.liquid_target, buffer, position, comm);
    unpack(data.guide_rate, buffer, position, comm);
    unpack(data.guide_rate_def, buffer, position, comm);
    unpack(data.resv_target, buffer, position, comm);
    unpack(data.production_controls, buffer, position, comm);
}

void unpack(Group& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    std::string name;
    std::size_t insert_index, initStep;
    double udqUndefined;
    UnitSystem units;
    Group::GroupType type;
    double groupEfficiencyFactor;
    bool transferGroupEfficiencyFactor;
    int groupNetVFPTable;
    std::string parent;
    IOrderSet<std::string> wells, groups;
    Group::GroupInjectionProperties injection;
    Group::GroupProductionProperties production;

    unpack(name, buffer, position, comm);
    unpack(insert_index, buffer, position, comm);
    unpack(initStep, buffer, position, comm);
    unpack(udqUndefined, buffer, position, comm);
    unpack(units, buffer, position, comm);
    unpack(type, buffer, position, comm);
    unpack(groupEfficiencyFactor, buffer, position, comm);
    unpack(transferGroupEfficiencyFactor, buffer, position, comm);
    unpack(groupNetVFPTable, buffer, position, comm);
    unpack(parent, buffer, position, comm);
    unpack(wells, buffer, position, comm);
    unpack(groups, buffer, position, comm);
    unpack(injection, buffer, position, comm);
    unpack(production, buffer, position, comm);
    data = Group(name, insert_index, initStep, udqUndefined,
                 units, type, groupEfficiencyFactor,
                 transferGroupEfficiencyFactor,
                 groupNetVFPTable, parent, wells, groups,
                 injection, production);
}

void unpack(WList& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    WList::storage ddata;
    unpack(ddata, buffer, position, comm);
    data = WList(ddata);
}

void unpack(WListManager& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    std::map<std::string,WList> lists;
    unpack(lists, buffer, position, comm);
    data = WListManager(lists);
}

void unpack(UDQFunction& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    std::string name;
    UDQTokenType type;
    unpack(name, buffer, position, comm);
    unpack(type, buffer, position, comm);
    data = UDQFunction(name, type);
}

void unpack(UDQFunctionTable& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    UDQParams params;
    UDQFunctionTable::FunctionMap map;
    unpack(params, buffer, position, comm);
    unpack(map, buffer, position, comm);
    data = UDQFunctionTable(params, map);
}

void unpack(UDQASTNode& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    UDQVarType var_type;
    UDQTokenType type;
    std::string stringValue;
    double scalarValue;
    std::vector<std::string> selectors;
    std::shared_ptr<UDQASTNode> left;
    std::shared_ptr<UDQASTNode> right;

    unpack(var_type, buffer, position, comm);
    unpack(type, buffer, position, comm);
    unpack(stringValue, buffer, position, comm);
    unpack(scalarValue, buffer, position, comm);
    unpack(selectors, buffer, position, comm);
    unpack(left, buffer, position, comm);
    unpack(right, buffer, position, comm);
    data = UDQASTNode(var_type, type, stringValue, scalarValue, selectors, left, right);
}

void unpack(UDQDefine& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    std::string keyword;
    std::shared_ptr<UDQASTNode> ast;
    UDQVarType varType;
    std::string string_data;

    unpack(keyword, buffer, position, comm);
    unpack(ast, buffer, position, comm);
    unpack(varType, buffer, position, comm);
    unpack(string_data, buffer, position, comm);
    data = UDQDefine(keyword, ast, varType, string_data);
}

void unpack(UDQAssign::AssignRecord& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    unpack(data.selector, buffer, position, comm);
    unpack(data.value, buffer, position, comm);
}

void unpack(UDQAssign& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    std::string keyword;
    UDQVarType varType;
    std::vector<UDQAssign::AssignRecord> records;
    unpack(keyword, buffer, position, comm);
    unpack(varType, buffer, position, comm);
    unpack(records, buffer, position, comm);
    data = UDQAssign(keyword, varType, records);
}

void unpack(UDQIndex& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    unpack(data.insert_index, buffer, position, comm);
    unpack(data.typed_insert_index, buffer, position, comm);
    unpack(data.action, buffer, position, comm);
    unpack(data.var_type, buffer, position, comm);
}

void unpack(UDQConfig& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    UDQParams params;
    UDQFunctionTable function_table;
    std::unordered_map<std::string,UDQDefine> definitionsMap;
    std::unordered_map<std::string,UDQAssign> assignmentsMap;
    std::unordered_map<std::string,std::string> units;
    OrderedMap<std::string,UDQIndex> inputIndex;
    std::map<UDQVarType,std::size_t> typeCount;

    unpack(params, buffer, position, comm);
    function_table = UDQFunctionTable(params);
    unpack(definitionsMap, buffer, position, comm);
    unpack(assignmentsMap, buffer, position, comm);
    unpack(units, buffer, position, comm);
    unpack(inputIndex, buffer, position, comm);
    unpack(typeCount, buffer, position, comm);
    data = UDQConfig(params, function_table, definitionsMap,
                     assignmentsMap, units, inputIndex, typeCount);
}

void unpack(UDQActive::InputRecord& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    unpack(data.input_index, buffer, position, comm);
    unpack(data.udq, buffer, position, comm);
    unpack(data.wgname, buffer, position, comm);
    unpack(data.control, buffer, position, comm);
}

void unpack(UDQActive::Record& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    unpack(data.udq, buffer, position, comm);
    unpack(data.input_index, buffer, position, comm);
    unpack(data.use_index, buffer, position, comm);
    unpack(data.wgname, buffer, position, comm);
    unpack(data.control, buffer, position, comm);
    unpack(data.uad_code, buffer, position, comm);
    unpack(data.use_count, buffer, position, comm);
}

void unpack(UDQActive& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    std::vector<UDQActive::InputRecord> inputRecords;
    std::vector<UDQActive::Record> outputRecords;
    std::unordered_map<std::string,std::size_t> udqKeys, wgKeys;

    unpack(inputRecords, buffer, position, comm);
    unpack(outputRecords, buffer, position, comm);
    unpack(udqKeys, buffer, position, comm);
    unpack(wgKeys, buffer, position, comm);
    data = UDQActive(inputRecords, outputRecords, udqKeys, wgKeys);
}

void unpack(GuideRateModel& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    double timeInterval;
    GuideRateModel::Target target;
    std::array<double,6> coefs;
    bool allow_increase, free_gas, defaultModel;
    double damping_factor;
    std::array<UDAValue,3> udaCoefs;

    unpack(timeInterval, buffer, position, comm);
    unpack(target, buffer, position, comm);
    unpack(coefs, buffer, position, comm);
    unpack(allow_increase, buffer, position, comm);
    unpack(damping_factor, buffer, position, comm);
    unpack(free_gas, buffer, position, comm);
    unpack(defaultModel, buffer, position, comm);
    unpack(udaCoefs, buffer, position, comm);
    data = GuideRateModel(timeInterval, target, coefs, allow_increase,
                          damping_factor, free_gas, defaultModel, udaCoefs);
}

void unpack(GuideRateConfig& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    std::shared_ptr<GuideRateModel> model;
    std::unordered_map<std::string, GuideRateConfig::WellTarget> wells;
    std::unordered_map<std::string, GuideRateConfig::GroupTarget> groups;

    unpack(model, buffer, position, comm);
    unpack(wells, buffer, position, comm);
    unpack(groups, buffer, position, comm);
    data = GuideRateConfig(model, wells, groups);
}

void unpack(GConSale::GCONSALEGroup& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    unpack(data.sales_target, buffer, position, comm);
    unpack(data.max_sales_rate, buffer, position, comm);
    unpack(data.min_sales_rate, buffer, position, comm);
    unpack(data.max_proc, buffer, position, comm);
    unpack(data.udq_undefined, buffer, position, comm);
    unpack(data.unit_system, buffer, position, comm);
}

void unpack(GConSale& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    std::map<std::string,GConSale::GCONSALEGroup> groups;
    unpack(groups, buffer, position, comm);
    data = GConSale(groups);
}

void unpack(GConSump::GCONSUMPGroup& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    unpack(data.consumption_rate, buffer, position, comm);
    unpack(data.import_rate, buffer, position, comm);
    unpack(data.network_node, buffer, position, comm);
    unpack(data.udq_undefined, buffer, position, comm);
    unpack(data.unit_system, buffer, position, comm);
}

void unpack(GConSump& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    std::map<std::string,GConSump::GCONSUMPGroup> groups;
    unpack(groups, buffer, position, comm);
    data = GConSump(groups);
}

void unpack(RFTConfig& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    TimeMap timeMap;
    std::size_t first_rft;
    std::pair<bool, std::size_t> wellOpenRftTime;
    RFTConfig::WellOpenTimeMap wellOpenRftName;
    RFTConfig::WellOpenTimeMap wellOpen;
    RFTConfig::RFTMap rftConfig;
    RFTConfig::PLTMap pltConfig;

    unpack(timeMap, buffer, position, comm);
    unpack(first_rft, buffer, position, comm);
    unpack(wellOpenRftTime, buffer, position, comm);
    unpack(wellOpenRftName, buffer, position, comm);
    unpack(wellOpen, buffer, position, comm);
    unpack(rftConfig, buffer, position, comm);
    unpack(pltConfig, buffer, position, comm);
    data = RFTConfig(timeMap, first_rft, wellOpenRftTime, wellOpenRftName,
                     wellOpen, rftConfig, pltConfig);
}


void unpack(DeckItem& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    std::vector<double> dVal;
    std::vector<int> iVal;
    std::vector<std::string> sVal;
    std::vector<UDAValue> uVal;
    type_tag type;
    std::string name;
    std::vector<value::status> valueStatus;
    bool rawData;
    std::vector<Dimension> activeDimensions, defaultDimensions;

    unpack(dVal, buffer, position, comm);
    unpack(iVal, buffer, position, comm);
    unpack(sVal, buffer, position, comm);
    unpack(uVal, buffer, position, comm);
    unpack(type, buffer, position, comm);
    unpack(name, buffer, position, comm);
    unpack(valueStatus, buffer, position, comm);
    unpack(rawData, buffer, position, comm);
    unpack(activeDimensions, buffer, position, comm);
    unpack(defaultDimensions, buffer, position, comm);
    data = DeckItem(dVal, iVal, sVal, uVal, type, name,
                    valueStatus, rawData, activeDimensions, defaultDimensions);
}

void unpack(DeckRecord& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    std::vector<DeckItem> items;
    unpack(items, buffer, position, comm);
    data = DeckRecord(std::move(items));
}

void unpack(Location& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    data.filename.clear();
    unpack(data.filename, buffer, position, comm);
    unpack(data.lineno, buffer, position, comm);
}

void unpack(DeckKeyword& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    std::string name;
    Location location;
    std::vector<DeckRecord> records;
    bool isDataKeyword, isSlashTerminated;

    unpack(name, buffer, position, comm);
    unpack(location, buffer, position, comm);
    unpack(records, buffer, position, comm);
    unpack(isDataKeyword, buffer, position, comm);
    unpack(isSlashTerminated, buffer, position, comm);
    data = DeckKeyword(name, location, records,
                       isDataKeyword, isSlashTerminated);
}

void unpack(Deck& data, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    std::vector<DeckKeyword> keywords;
    UnitSystem defaultUnitSystem;
    std::unique_ptr<UnitSystem> activeUnitSystem;
    std::string dataFile, inputPath;
    size_t accessCount;

    unpack(keywords, buffer, position, comm);
    unpack(defaultUnitSystem, buffer, position, comm);
    unpack(activeUnitSystem, buffer, position, comm);
    unpack(dataFile, buffer, position, comm);
    unpack(inputPath, buffer, position, comm);
    unpack(accessCount, buffer, position, comm);
    data = Deck(keywords, defaultUnitSystem,
                activeUnitSystem.get(), dataFile, inputPath, accessCount);
}

void unpack(Action::ASTNode& data, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    TokenType token;
    FuncType func_type;
    std::string func;
    std::vector<std::string> argList;
    double number;
    std::vector<Action::ASTNode> children;

    unpack(token, buffer, position, comm);
    unpack(func_type, buffer, position, comm);
    unpack(func, buffer, position, comm);
    unpack(argList, buffer, position, comm);
    unpack(number, buffer, position, comm);
    unpack(children, buffer, position, comm);
    data = Action::ASTNode(token, func_type, func, argList, number, children);
}

void unpack(Action::AST& data, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    std::shared_ptr<Action::ASTNode> condition;
    unpack(condition, buffer, position, comm);
    data = Action::AST(condition);
}

void unpack(Action::Quantity& data, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    unpack(data.quantity, buffer, position, comm);
    unpack(data.args, buffer, position, comm);
}

void unpack(Action::Condition& data, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    unpack(data.lhs, buffer, position, comm);
    unpack(data.rhs, buffer, position, comm);
    unpack(data.logic, buffer, position, comm);
    unpack(data.cmp, buffer, position, comm);
    unpack(data.cmp_string, buffer, position, comm);
}

void unpack(Action::ActionX& data, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    std::string name;
    size_t max_run;
    double min_wait;
    std::time_t start_time;
    std::vector<DeckKeyword> keywords;
    Action::AST condition;
    std::vector<Action::Condition> conditions;
    size_t run_count;
    std::time_t last_run;

    unpack(name, buffer, position, comm);
    unpack(max_run, buffer, position, comm);
    unpack(min_wait, buffer, position, comm);
    unpack(start_time, buffer, position, comm);
    unpack(keywords, buffer, position, comm);
    unpack(condition, buffer, position, comm);
    unpack(conditions, buffer, position, comm);
    unpack(run_count, buffer, position, comm);
    unpack(last_run, buffer, position, comm);
    data = Action::ActionX(name, max_run, min_wait, start_time, keywords,
                           condition, conditions, run_count, last_run);
}

void unpack(Action::Actions& data, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    std::vector<Action::ActionX> actions;
    unpack(actions, buffer, position, comm);
    data = Action::Actions(actions);
}

void unpack(Schedule& data, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    TimeMap timeMap;
    Schedule::WellMap staticWells;
    Schedule::GroupMap groups;
    DynamicState<OilVaporizationProperties> oilVapProps;
    Events events;
    DynamicVector<Deck> modifierDeck;
    DynamicState<Tuning> tuning;
    MessageLimits messageLimits;
    Runspec runspec;
    Schedule::VFPProdMap vfpProdTables;
    Schedule::VFPInjMap vfpInjTables;
    DynamicState<std::shared_ptr<WellTestConfig>> wellTestConfig;
    DynamicState<std::shared_ptr<WListManager>> wListManager;
    DynamicState<std::shared_ptr<UDQConfig>> udqConfig;
    DynamicState<std::shared_ptr<UDQActive>> udqActive;
    DynamicState<std::shared_ptr<GuideRateConfig>> guideRateConfig;
    DynamicState<std::shared_ptr<GConSale>> gconSale;
    DynamicState<std::shared_ptr<GConSump>> gconSump;
    DynamicState<Well::ProducerCMode> globalWhistCtlMode;
    DynamicState<std::shared_ptr<Action::Actions>> actions;
    RFTConfig rftConfig;
    DynamicState<int> nupCol;
    std::map<std::string,Events> wellGroupEvents;

    unpack(timeMap, buffer, position, comm);
    unpackDynMap(staticWells, buffer, position, comm);
    unpackDynMap(groups, buffer, position, comm);
    unpack(oilVapProps, buffer, position, comm);
    unpack(events, buffer, position, comm);
    unpack(modifierDeck, buffer, position, comm);
    unpack(tuning, buffer, position, comm);
    unpack(messageLimits, buffer, position, comm);
    unpack(runspec, buffer, position, comm);
    unpackDynMap<Map2>(vfpProdTables, buffer, position, comm);
    unpackDynMap<Map2>(vfpInjTables, buffer, position, comm);
    unpackDynState(wellTestConfig, buffer, position, comm);
    unpackDynState(wListManager, buffer, position, comm);
    unpackDynState(udqConfig, buffer, position, comm);
    unpackDynState(udqActive, buffer, position, comm);
    unpackDynState(guideRateConfig, buffer, position, comm);
    unpackDynState(gconSale, buffer, position, comm);
    unpackDynState(gconSump, buffer, position, comm);
    unpack(globalWhistCtlMode, buffer, position, comm);
    unpackDynState(actions, buffer, position, comm);

    unpack(rftConfig, buffer, position, comm);
    unpack(nupCol, buffer, position, comm);
    unpack(wellGroupEvents, buffer, position, comm);
    data = Schedule(timeMap, staticWells, groups, oilVapProps, events,
                    modifierDeck, tuning, messageLimits, runspec,
                    vfpProdTables, vfpInjTables, wellTestConfig,
                    wListManager, udqConfig, udqActive, guideRateConfig,
                    gconSale, gconSump, globalWhistCtlMode, actions,
                    rftConfig, nupCol, wellGroupEvents);
}

void unpack(BrineDensityTable& data, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    std::vector<double> tableValues;

    unpack(tableValues, buffer, position, comm);
    data = BrineDensityTable(tableValues);
}

void unpack(PvtwsaltTable& data, std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    double refPressValue, refSaltConValue;
    std::vector<double> tableValues;

    unpack(refPressValue, buffer, position, comm);
    unpack(refSaltConValue, buffer, position, comm);
    unpack(tableValues, buffer, position, comm);
    data = PvtwsaltTable(refPressValue, refSaltConValue, tableValues);
}

void unpack(SummaryNode& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    std::string keyword;
    SummaryNode::Category category;
    Location location;
    SummaryNode::Type type;
    std::string namedEntity;
    int number;
    bool isUserDefined;

    unpack(keyword, buffer, position, comm);
    unpack(category, buffer, position, comm);
    unpack(location, buffer, position, comm) ;
    unpack(type, buffer, position, comm);
    unpack(namedEntity, buffer, position, comm);
    unpack(number, buffer, position, comm);
    unpack(isUserDefined, buffer, position, comm);
    data = SummaryNode{keyword, category, location}
           .parameterType(type)
           .namedEntity(namedEntity)
           .number(number)
           .isUserDefined(isUserDefined);
}

void unpack(SummaryConfig& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    SummaryConfig::keyword_list kwds;
    std::set<std::string> shortKwds, smryKwds;

    unpack(kwds, buffer, position, comm);
    unpack(shortKwds, buffer, position, comm);
    unpack(smryKwds, buffer, position, comm);
    data = SummaryConfig(kwds, shortKwds, smryKwds);
}

void unpack(EquilRecord& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    double datumDepth, datumDepthPressure, waterOilContactDepth;
    double waterOilContactCapillaryPressure, gasOilContactDepth;
    double gasOilContactCapillaryPressure;
    bool liveOilInitConstantRs, wetGasInitConstantRv;
    int initializationTargetAccuracy;

    unpack(datumDepth, buffer, position, comm);
    unpack(datumDepthPressure, buffer, position, comm);
    unpack(waterOilContactDepth, buffer, position, comm);
    unpack(waterOilContactCapillaryPressure, buffer, position, comm);
    unpack(gasOilContactDepth, buffer, position, comm);
    unpack(gasOilContactCapillaryPressure, buffer, position, comm);
    unpack(liveOilInitConstantRs, buffer, position, comm);
    unpack(wetGasInitConstantRv, buffer, position, comm);
    unpack(initializationTargetAccuracy, buffer, position, comm);
    data = EquilRecord(datumDepth, datumDepthPressure, waterOilContactDepth,
                       waterOilContactCapillaryPressure, gasOilContactDepth,
                       gasOilContactCapillaryPressure, liveOilInitConstantRs,
                       wetGasInitConstantRv, initializationTargetAccuracy);
}

void unpack(FoamData& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    double referenceSurfactantConcentration, exponent;
    double minimumSurfactantConcentration;
    bool allowDesorption;
    double rockDensity;

    unpack(referenceSurfactantConcentration, buffer, position, comm);
    unpack(exponent, buffer, position, comm);
    unpack(minimumSurfactantConcentration, buffer, position, comm);
    unpack(allowDesorption, buffer, position, comm);
    unpack(rockDensity, buffer, position, comm);
    data = FoamData(referenceSurfactantConcentration, exponent,
                    minimumSurfactantConcentration, allowDesorption, rockDensity);
}

void unpack(RestartSchedule& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    unpack(data.timestep, buffer, position, comm);
    unpack(data.basic, buffer, position, comm);
    unpack(data.frequency, buffer, position, comm);
    unpack(data.rptsched_restart_set, buffer, position, comm);
    unpack(data.rptsched_restart, buffer, position, comm);
}

void unpack(TimeStampUTC& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    TimeStampUTC::YMD ymd;
    int hour, minutes, seconds, usec;

    unpack(ymd, buffer, position, comm);
    unpack(hour, buffer, position, comm);
    unpack(minutes, buffer, position, comm);
    unpack(seconds, buffer, position, comm);
    unpack(usec, buffer, position, comm);
    data = TimeStampUTC(ymd, hour, minutes, seconds, usec);
}


void unpack(EclHysterConfig& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    bool active;
    int pcHysteresisModel, krHysteresisModel;

    unpack(active, buffer, position, comm);
    unpack(pcHysteresisModel, buffer, position, comm);
    unpack(krHysteresisModel, buffer, position, comm);
    data = EclHysterConfig(active, pcHysteresisModel, krHysteresisModel);
}

void unpack(JFunc& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    JFunc::Flag flag;
    double owSurfaceTension, goSurfaceTension;
    double alphaFactor, betaFactor;
    JFunc::Direction dir;

    unpack(flag, buffer, position, comm);
    unpack(owSurfaceTension, buffer, position, comm);
    unpack(goSurfaceTension, buffer, position, comm);
    unpack(alphaFactor, buffer, position, comm);
    unpack(betaFactor, buffer, position, comm);
    unpack(dir, buffer, position, comm);
    data = JFunc(flag, owSurfaceTension, goSurfaceTension,
                  alphaFactor, betaFactor, dir);
}

void unpack(WellPolymerProperties& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    unpack(data.m_polymerConcentration, buffer, position, comm);
    unpack(data.m_saltConcentration, buffer, position, comm);
    unpack(data.m_plymwinjtable, buffer, position, comm);
    unpack(data.m_skprwattable, buffer, position, comm);
    unpack(data.m_skprpolytable, buffer, position, comm);
}

void unpack(Well::WellGuideRate& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    unpack(data.available, buffer, position, comm);
    unpack(data.guide_rate, buffer, position, comm);
    unpack(data.guide_phase, buffer, position, comm);
    unpack(data.scale_factor, buffer, position, comm);
}

void unpack(GuideRateConfig::WellTarget& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    unpack(data.guide_rate, buffer, position, comm);
    unpack(data.target, buffer, position, comm);
    unpack(data.scaling_factor, buffer, position, comm);
}

void unpack(GuideRateConfig::GroupTarget& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    unpack(data.guide_rate, buffer, position, comm);
    unpack(data.target, buffer, position, comm);
}

void unpack(MULTREGTRecord& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    unpack(data.src_value, buffer, position, comm);
    unpack(data.target_value, buffer, position, comm);
    unpack(data.trans_mult, buffer, position, comm);
    unpack(data.directions, buffer, position, comm);
    unpack(data.nnc_behaviour, buffer, position, comm);
    unpack(data.region_name, buffer, position, comm);
}

void unpack(MULTREGTScanner& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    std::array<size_t, 3> size;
    std::vector<MULTREGTRecord> records;
    MULTREGTScanner::ExternalSearchMap searchMap;
    std::map<std::string, std::vector<int>> regions;
    std::string defaultRegion;

    unpack(size, buffer, position, comm);
    unpack(records, buffer, position, comm);
    unpack(searchMap, buffer, position, comm);
    unpack(regions, buffer, position, comm);
    unpack(defaultRegion, buffer, position, comm);

    data = MULTREGTScanner(size, records, searchMap, regions, defaultRegion);
}

void unpack(EclipseConfig& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    InitConfig init;
    RestartConfig restart;

    unpack(init, buffer, position, comm);
    unpack(restart, buffer, position, comm);
    data = EclipseConfig(init, restart);
}

void unpack(TransMult& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    std::array<size_t, 3> size;
    std::map<FaceDir::DirEnum, std::vector<double>> trans;
    std::map<FaceDir::DirEnum, std::string> names;
    MULTREGTScanner scanner;

    unpack(size, buffer, position, comm);
    unpack(trans, buffer, position, comm);
    unpack(names, buffer, position, comm);
    unpack(scanner, buffer, position, comm);
    data = TransMult(size, trans, names, scanner);
}

void unpack(FaultFace& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    std::vector<size_t> indices;
    FaceDir::DirEnum dir;

    unpack(indices, buffer, position, comm);
    unpack(dir, buffer, position, comm);
    data = FaultFace(indices, dir);
}

void unpack(Fault& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    std::string name;
    double transMult;
    std::vector<FaultFace> faceList;

    unpack(name, buffer, position, comm);
    unpack(transMult, buffer, position, comm);
    unpack(faceList, buffer, position, comm);
    data = Fault(name, transMult, faceList);
}

void unpack(FaultCollection& data,
            std::vector<char>& buffer, int& position,
            Dune::MPIHelper::MPICommunicator comm)
{
    OrderedMap<std::string, Fault> faults;

    unpack(faults, buffer, position, comm);
    data = FaultCollection(faults);
}

#define INSTANTIATE_PACK_VECTOR(...) \
template std::size_t packSize(const std::vector<__VA_ARGS__>& data, \
                              Dune::MPIHelper::MPICommunicator comm); \
template void pack(const std::vector<__VA_ARGS__>& data, \
                   std::vector<char>& buffer, int& position, \
                   Dune::MPIHelper::MPICommunicator comm); \
template void unpack(std::vector<__VA_ARGS__>& data, \
                     std::vector<char>& buffer, int& position, \
                     Dune::MPIHelper::MPICommunicator comm);

INSTANTIATE_PACK_VECTOR(double)
INSTANTIATE_PACK_VECTOR(std::vector<double>)
INSTANTIATE_PACK_VECTOR(bool)
INSTANTIATE_PACK_VECTOR(char)
INSTANTIATE_PACK_VECTOR(int)
INSTANTIATE_PACK_VECTOR(Tabulated1DFunction<double>)
INSTANTIATE_PACK_VECTOR(std::array<double, 3>)
INSTANTIATE_PACK_VECTOR(EclEpsScalingPointsInfo<double>)
INSTANTIATE_PACK_VECTOR(IntervalTabulated2DFunction<double>)
#undef INSTANTIATE_PACK_VECTOR

#define INSTANTIATE_PACK_SHARED_PTR(...) \
template std::size_t packSize(const std::shared_ptr<__VA_ARGS__>& data, \
                              Dune::MPIHelper::MPICommunicator comm); \
template void pack(const std::shared_ptr<__VA_ARGS__>& data, \
                   std::vector<char>& buffer, int& position, \
                   Dune::MPIHelper::MPICommunicator comm); \
template void unpack(std::shared_ptr<__VA_ARGS__>& data, \
                     std::vector<char>& buffer, int& position, \
                     Dune::MPIHelper::MPICommunicator comm);

INSTANTIATE_PACK_SHARED_PTR(Opm::GasPvtMultiplexer<double, true>)
INSTANTIATE_PACK_SHARED_PTR(Opm::OilPvtMultiplexer<double, true>)
INSTANTIATE_PACK_SHARED_PTR(Opm::WaterPvtMultiplexer<double, true>)
INSTANTIATE_PACK_SHARED_PTR(SpiralICD)
#undef INSTANTIATE_PACK_SHARED_PTR

#define INSTANTIATE_PACK(...) \
template std::size_t packSize(const __VA_ARGS__& data, \
                              Dune::MPIHelper::MPICommunicator comm); \
template void pack(const __VA_ARGS__& data, \
                   std::vector<char>& buffer, int& position, \
                   Dune::MPIHelper::MPICommunicator comm); \
template void unpack(__VA_ARGS__& data, \
                     std::vector<char>& buffer, int& position, \
                     Dune::MPIHelper::MPICommunicator comm);

INSTANTIATE_PACK(double)
INSTANTIATE_PACK(std::size_t)
INSTANTIATE_PACK(bool)
INSTANTIATE_PACK(int)
INSTANTIATE_PACK(std::array<short,3>)
INSTANTIATE_PACK(std::array<bool,3>)
INSTANTIATE_PACK(unsigned char)
INSTANTIATE_PACK(EclEpsScalingPointsInfo<double>)
INSTANTIATE_PACK(EclTwoPhaseApproach)
INSTANTIATE_PACK(EclMultiplexerApproach)
INSTANTIATE_PACK(Tabulated1DFunction<double>)
INSTANTIATE_PACK(IntervalTabulated2DFunction<double>)
INSTANTIATE_PACK(UniformXTabulated2DFunction<double>)
INSTANTIATE_PACK(std::map<int,IntervalTabulated2DFunction<double>>)
INSTANTIATE_PACK(SolventPvt<double>)
INSTANTIATE_PACK(GasPvtMultiplexer<double,true>)
INSTANTIATE_PACK(GasPvtMultiplexer<double,false>)
INSTANTIATE_PACK(DryGasPvt<double>)
INSTANTIATE_PACK(GasPvtThermal<double>)
INSTANTIATE_PACK(WetGasPvt<double>)
INSTANTIATE_PACK(OilPvtMultiplexer<double,true>)
INSTANTIATE_PACK(OilPvtMultiplexer<double,false>)
INSTANTIATE_PACK(ConstantCompressibilityOilPvt<double>)
INSTANTIATE_PACK(DeadOilPvt<double>)
INSTANTIATE_PACK(LiveOilPvt<double>)
INSTANTIATE_PACK(OilPvtThermal<double>)
INSTANTIATE_PACK(WaterPvtMultiplexer<double,true,true>)
INSTANTIATE_PACK(WaterPvtMultiplexer<double,false,true>)
INSTANTIATE_PACK(ConstantCompressibilityWaterPvt<double>)
INSTANTIATE_PACK(WaterPvtThermal<double>)

#undef INSTANTIATE_PACK

} // end namespace Mpi

RestartValue loadParallelRestart(const EclipseIO* eclIO, SummaryState& summaryState,
                                 const std::vector<Opm::RestartKey>& solutionKeys,
                                 const std::vector<Opm::RestartKey>& extraKeys,
                                 Dune::CollectiveCommunication<Dune::MPIHelper::MPICommunicator> comm)
{
#if HAVE_MPI
    data::Solution sol;
    data::Wells wells;
    RestartValue restartValues(sol, wells);

    if (eclIO)
    {
        assert(comm.rank() == 0);
        restartValues = eclIO->loadRestart(summaryState, solutionKeys, extraKeys);
        int packedSize = Mpi::packSize(restartValues, comm);
        std::vector<char> buffer(packedSize);
        int position=0;
        Mpi::pack(restartValues, buffer, position, comm);
        comm.broadcast(&position, 1, 0);
        comm.broadcast(buffer.data(), position, 0);
    }
    else
    {
        int bufferSize{};
        comm.broadcast(&bufferSize, 1, 0);
        std::vector<char> buffer(bufferSize);
        comm.broadcast(buffer.data(), bufferSize, 0);
        int position{};
        Mpi::unpack(restartValues, buffer, position, comm);
    }
    return restartValues;
#else
    (void) comm;
    return eclIO->loadRestart(summaryState, solutionKeys, extraKeys);
#endif
}

} // end namespace Opm