ISimpleTableReaderWriter.h

// -*- tab-width: 2; indent-tabs-mode: nil; coding: utf-8-with-signature -*-
//-----------------------------------------------------------------------------
// Copyright 2000-2025 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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/* ISimpleTableReaderWriter.h                                  (C) 2000-2025 */
/*                                                                           */
/* Interface représentant un lecteur/écrivain de tableau simple.             */
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#ifndef ARCANE_CORE_ISIMPLETABLEREADERWRITER_H
#define ARCANE_CORE_ISIMPLETABLEREADERWRITER_H
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#include "arcane/core/ISimpleTableInternalMng.h"
 
#include "arcane/core/Directory.h"
#include "arcane/core/IParallelMng.h"
#include "arcane/core/ItemTypes.h"
#include "arcane/utils/Iostream.h"
 
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namespace Arcane
{
 
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class ARCANE_CORE_EXPORT SimpleTableReaderWriterUtils
{
 public:
  static bool createDirectoryOnlyProcess0(IParallelMng* parallel_mng, const Directory& directory)
  {
    int sf = 0;
    if (parallel_mng->commRank() == 0) {
      sf = directory.createDirectory();
    }
    if (parallel_mng->commSize() > 1) {
      sf = parallel_mng->reduce(Parallel::ReduceMax, sf);
    }
    return sf == 0;
  };

  static bool isFileExist(const Directory& directory, const String& file)
  {
    std::ifstream stream;
    stream.open(directory.file(file).localstr(), std::ifstream::in);
    bool fin = stream.good();
    stream.close();
    return fin;
  };
};
 
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class ARCANE_CORE_EXPORT ISimpleTableReaderWriter
{
 public:
  virtual ~ISimpleTableReaderWriter() = default;
 
 public:
  virtual bool writeTable(const Directory& dst, const String& file_name) = 0;

  virtual bool readTable(const Directory& src, const String& file_name) = 0;

  virtual void clearInternal() = 0;

  virtual void print() = 0;

  virtual Integer precision() = 0;

  virtual void setPrecision(Integer precision) = 0;

  virtual bool isFixed() = 0;
  virtual void setFixed(bool fixed) = 0;

  virtual bool isForcedToUseScientificNotation() = 0;
  virtual void setForcedToUseScientificNotation(bool use_scientific) = 0;

  virtual String fileType() = 0;

  virtual Ref<SimpleTableInternal> internal() = 0;

  virtual void setInternal(const Ref<SimpleTableInternal>& simple_table_internal) = 0;
};
 
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} // End namespace Arcane
 
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#endif
 
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