Thyra_DefaultRealLinearSolverBuilder.hpp

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// 
//         Stratimikos: Thyra-based strategies for linear solvers
//                Copyright (2006) Sandia Corporation
// 
// Under terms of Contract DE-AC04-94AL85000, there is a non-exclusive
// license for use of this work by or on behalf of the U.S. Government.
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#ifndef THYRA_DEFAULT_REAL_LINEAR_SOLVER_BUILDING_BASE
#define THYRA_DEFAULT_REAL_LINEAR_SOLVER_BUILDING_BASE

#include "Stratimikos_ConfigDefs.hpp"
#include "Thyra_LinearSolverBuilderBase.hpp"
#include "Teuchos_AbstractFactory.hpp"
#include "Teuchos_StandardMemberCompositionMacros.hpp"

namespace Teuchos { class CommandLineProcessor; }

namespace Thyra {

class DefaultRealLinearSolverBuilder : public LinearSolverBuilderBase<double>
{
public:


  DefaultRealLinearSolverBuilder(
    const std::string    &paramsXmlFileName                = ""
    ,const std::string   &extraParamsXmlString             = ""
    ,const std::string   &paramsUsedXmlOutFileName         = ""
    ,const std::string   &paramsXmlFileNameOption          = "linear-solver-params-file"
    ,const std::string   &extraParamsXmlStringOption       = "extra-linear-solver-params"
    ,const std::string   &paramsUsedXmlOutFileNameOption   = "linear-solver-params-used-file"
    );

  ~DefaultRealLinearSolverBuilder();
  
  STANDARD_MEMBER_COMPOSITION_MEMBERS(std::string,paramsXmlFileName);
    
  STANDARD_MEMBER_COMPOSITION_MEMBERS(std::string,extraParamsXmlString);

  STANDARD_MEMBER_COMPOSITION_MEMBERS(std::string,paramsUsedXmlOutFileName);

  STANDARD_MEMBER_COMPOSITION_MEMBERS(std::string,paramsXmlFileNameOption);

  STANDARD_MEMBER_COMPOSITION_MEMBERS(std::string,extraParamsXmlStringOption);

  STANDARD_MEMBER_COMPOSITION_MEMBERS(std::string,paramsUsedXmlOutFileNameOption);

  void setLinearSolveStrategyFactory(
    const Teuchos::RCP<const Teuchos::AbstractFactory<LinearOpWithSolveFactoryBase<double> > >  &solveStrategyFactory
    ,const std::string                                                                                  &solveStrategyName
    );

  void setPreconditioningStrategyFactory(
    const Teuchos::RCP<const Teuchos::AbstractFactory<PreconditionerFactoryBase<double> > >     &precStrategyFactory
    ,const std::string                                                                                  &precStrategyName
    );

  void setupCLP( Teuchos::CommandLineProcessor *clp );

  void readParameters( std::ostream *out );

  void writeParamsFile(
    const LinearOpWithSolveFactoryBase<double>   &lowsFactory
    ,const std::string                           &outputXmlFileName  = "" 
    ) const;
  
  std::string getLinearSolveStrategyName() const;

  std::string getPreconditionerStrategyName() const;



  void setParameterList(Teuchos::RCP<Teuchos::ParameterList> const& paramList);
  Teuchos::RCP<Teuchos::ParameterList> getParameterList();
  Teuchos::RCP<Teuchos::ParameterList> unsetParameterList();
  Teuchos::RCP<const Teuchos::ParameterList> getParameterList() const;
  Teuchos::RCP<const Teuchos::ParameterList> getValidParameters() const;

  

  Teuchos::RCP<LinearOpWithSolveFactoryBase<double> >
  createLinearSolveStrategy(
    const std::string &linearSolveStrategyName
    ) const;
  Teuchos::RCP<PreconditionerFactoryBase<double> >
  createPreconditioningStrategy(
    const std::string &preconditioningStrategyName
    ) const;


private:

  // //////////////////////////////////////
  // Private types

  typedef Teuchos::RCP<const Teuchos::AbstractFactory<LinearOpWithSolveFactoryBase<double> > > lowsf_fcty_t;
  typedef Teuchos::RCP<const Teuchos::AbstractFactory<PreconditionerFactoryBase<double> > > pf_fcty_t;

  // //////////////////////////////////////
  // Private data members
  
  Teuchos::RCP<Teuchos::ParameterList> paramList_;
  mutable Teuchos::RCP<const Teuchos::ParameterList> validParamList_;
  Teuchos::Array<std::string> validLowsfNames_;
  Teuchos::Array<lowsf_fcty_t> lowsfArray_;
  std::string defaultLOWSF_;
  Teuchos::Array<std::string> validPfNames_; // Contains "None" as the 0th entry!
  Teuchos::Array<pf_fcty_t> pfArray_;
  std::string defaultPF_;
  bool enableDelayedSolverConstruction_;

  // //////////////////////////////////////
  // Private member functions

  void initializeDefaults();

};

} // namespace Thyra

#endif // THYRA_DEFAULT_REAL_LINEAR_SOLVER_BUILDING_BASE