DataStorageFactory.h

// -*- tab-width: 2; indent-tabs-mode: nil; coding: utf-8-with-signature -*-
//-----------------------------------------------------------------------------
// Copyright 2000-2026 CEA (www.cea.fr) IFPEN (www.ifpenergiesnouvelles.com)
// See the top-level COPYRIGHT file for details.
// SPDX-License-Identifier: Apache-2.0
//-----------------------------------------------------------------------------
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/* DataStorageFactory.h                                        (C) 2000-2021 */
/*                                                                           */
/* Data container factory.                                                   */
/*---------------------------------------------------------------------------*/
#ifndef ARCANE_IMPL_DATASTORAGEFACTORY_H
#define ARCANE_IMPL_DATASTORAGEFACTORY_H
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/*---------------------------------------------------------------------------*/
 
#include "arcane/utils/Ref.h"
#include "arcane/utils/ITraceMng.h"
 
#include "arcane/core/IDataStorageFactory.h"
#include "arcane/core/IData.h"
#include "arcane/core/IDataFactory.h"
#include "arcane/core/IDataFactoryMng.h"
 
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namespace Arcane
{
 
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class ARCANE_IMPL_EXPORT AbstractDataStorageFactory
: public IDataStorageFactory
{
 public:
 
  explicit AbstractDataStorageFactory(const DataStorageTypeInfo& dsti)
  : m_storage_type_info(dsti)
  {}
 
 public:

  DataStorageTypeInfo storageTypeInfo() override
  {
    return m_storage_type_info;
  }
 
 private:
 
  DataStorageTypeInfo m_storage_type_info;
};
 
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/*---------------------------------------------------------------------------*/

template <typename DataType> class DataStorageFactory
: public AbstractDataStorageFactory
{
 public:
 
  explicit DataStorageFactory(const DataStorageTypeInfo& dsti)
  : AbstractDataStorageFactory(dsti)
  {}
 
 public:

  Ref<IData> createSimpleDataRef(const DataStorageBuildInfo& dsbi) override
  {
    IData* d = new DataType(dsbi);
    return makeRef(d);
  }

  static void registerDataFactory(IDataFactoryMng* dfm)
  {
    using DataContainerType = DataType;
    ITraceMng* trace = dfm->traceMng();
    DataStorageTypeInfo t = DataContainerType::staticStorageTypeInfo();
    const bool print_info = false;
    if (print_info && trace)
      trace->info() << "TYPE=" << t.basicDataType()
                    << " nb_basic=" << t.nbBasicElement()
                    << " dimension=" << t.dimension()
                    << " multi_tag=" << t.multiTag()
                    << " full_name=" << t.fullName()
                    << "\n";
    IDataStorageFactory* sf = new DataStorageFactory<DataContainerType>(t);
    dfm->registerDataStorageFactory(makeRef(sf));
  }
};
 
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} // End namespace Arcane
 
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#endif