IDataReader2.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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/* IDataReader2.h                                              (C) 2000-2025 */
/*                                                                           */
/* Interface for reading data of a variable.                                 */
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#ifndef ARCANE_CORE_IDATAREADER2_H
#define ARCANE_CORE_IDATAREADER2_H
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#include "arcane/core/ArcaneTypes.h"
 
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namespace Arcane
{
 
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class VariableMetaData;
class IData;
 
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class ARCANE_CORE_EXPORT DataReaderInfo
{
 public:
 
  DataReaderInfo() {}
 
 public:
};
 
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class ARCANE_CORE_EXPORT VariableDataReadInfo
{
 public:
 
  VariableDataReadInfo(VariableMetaData* varmd, IData* data)
  : m_varmd(varmd)
  , m_data(data)
  {}
 
 public:
 
  VariableMetaData* variableMetaData() const { return m_varmd; }
  IData* data() const { return m_data; }
 
 private:
 
  VariableMetaData* m_varmd;
  IData* m_data;
};
 
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class IDataReader2
{
 public:

  virtual ~IDataReader2() {}
 
 public:

  virtual void fillMetaData(ByteArray& bytes) = 0;
  virtual void beginRead(const DataReaderInfo& infos) = 0;
  virtual void read(const VariableDataReadInfo& infos) = 0;
  virtual void endRead() = 0;
};
 
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} // End namespace Arcane
 
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#endif