Thyra_ProductMultiVectorBase.hpp

// @HEADER
// *****************************************************************************
//    Thyra: Interfaces and Support for Abstract Numerical Algorithms
//
// Copyright 2004 NTESS and the Thyra contributors.
// SPDX-License-Identifier: BSD-3-Clause
// *****************************************************************************
// @HEADER

#ifndef THYRA_PRODUCT_MULTI_VECTOR_BASE_HPP
#define THYRA_PRODUCT_MULTI_VECTOR_BASE_HPP

#include "Thyra_MultiVectorBase.hpp"

namespace Thyra {


template<class Scalar> class ProductVectorSpaceBase;


template<class Scalar>
class ProductMultiVectorBase : virtual public MultiVectorBase<Scalar> {
public:

  virtual Teuchos::RCP<const ProductVectorSpaceBase<Scalar> >
  productSpace() const = 0;

  virtual bool blockIsConst(const int k) const = 0;

  virtual Teuchos::RCP<MultiVectorBase<Scalar> >
  getNonconstMultiVectorBlock(const int k) = 0;

  virtual Teuchos::RCP<const MultiVectorBase<Scalar> >
  getMultiVectorBlock(const int k) const = 0;

private:
  
  // Not defined and not to be called
  ProductMultiVectorBase<Scalar>&
  operator=(const ProductMultiVectorBase<Scalar>&);
  
};


} // namespace Thyra


#endif // THYRA_PRODUCT_MULTI_VECTOR_BASE_HPP