IInternalLinearSolverT.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
//-----------------------------------------------------------------------------
#pragma once
 
#include <arccore/message_passing/MessagePassingGlobal.h>
#include <alien/utils/Precomp.h>
#include <memory>
 
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namespace Alien
{
 
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class ILinearAlgebra;
class SolverStat;
struct SolverStatus;

template <class Matrix, class Vector>
class IInternalLinearSolver
{
 public:
  virtual ~IInternalLinearSolver() {}

  virtual void updateParallelMng([[maybe_unused]] Arccore::MessagePassing::IMessagePassingMng* pm) {}

  virtual void init() {}

  virtual void end() {}

  virtual bool solve(const Matrix& A, const Vector& b, Vector& x) = 0;

  virtual SolverStat const& getSolverStat() const = 0;

  virtual SolverStat& getSolverStat() = 0;

  virtual bool hasParallelSupport() const = 0;

  virtual const SolverStatus& getStatus() const = 0;

  virtual std::shared_ptr<ILinearAlgebra> algebra() const
  {
    return std::shared_ptr<ILinearAlgebra>();
  }
};
 
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} // namespace Alien
 
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