Tempus_StepperBackwardEulerObserverDefault.hpp

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//@HEADER
// *****************************************************************************
//          Tempus: Time Integration and Sensitivity Analysis Package
//
// Copyright 2017 NTESS and the Tempus contributors.
// SPDX-License-Identifier: BSD-3-Clause
// *****************************************************************************
//@HEADER

#ifndef Tempus_StepperBackwardEulerObserverDefault_hpp
#define Tempus_StepperBackwardEulerObserverDefault_hpp

#include "Tempus_config.hpp"
#include "Tempus_StepperBackwardEulerObserverBase.hpp"

// Applications can uncomment this include in their implementation,
// if they need access to the stepper methods.
//#include "Tempus_StepperBackwardEuler.hpp"

namespace Tempus {

template <class Scalar>
class StepperBackwardEulerObserverDefault
  : virtual public Tempus::StepperBackwardEulerObserverBase<Scalar> {
 public:
  StepperBackwardEulerObserverDefault() {}

  virtual ~StepperBackwardEulerObserverDefault() {}

  virtual void observe(
      Teuchos::RCP<const SolutionHistory<Scalar> > /* sh */,
      Teuchos::RCP<const StepperBackwardEuler<Scalar> > /* stepper */,
      const typename StepperBackwardEulerAppAction<Scalar>::ACTION_LOCATION
          actLoc)
  {
    switch (actLoc) {
      case StepperBackwardEulerAppAction<Scalar>::BEGIN_STEP:
      case StepperBackwardEulerAppAction<Scalar>::BEFORE_SOLVE:
      case StepperBackwardEulerAppAction<Scalar>::AFTER_SOLVE:
      case StepperBackwardEulerAppAction<Scalar>::END_STEP: {
        // No-op.
        break;
      }
      default:
        TEUCHOS_TEST_FOR_EXCEPTION(true, std::logic_error,
                                   "Error - unknown action location.\n");
    }
  }
};

}  // namespace Tempus

#endif  // Tempus_StepperBackwardEulerObserverDefault_hpp