/usr/include/trilinos/Thyra_LinearOpSourceBase.hpp is in libtrilinos-dev 10.4.0.dfsg-1ubuntu2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 | // @HEADER
// ***********************************************************************
//
// Thyra: Interfaces and Support for Abstract Numerical Algorithms
// Copyright (2004) 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.
//
// This library is free software; you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as
// published by the Free Software Foundation; either version 2.1 of the
// License, or (at your option) any later version.
//
// This library is distributed in the hope that it will be useful, but
// WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
// USA
// Questions? Contact Michael A. Heroux (maherou@sandia.gov)
//
// ***********************************************************************
// @HEADER
#ifndef THYRA_LINEAR_OP_SOURCE_BASE_HPP
#define THYRA_LINEAR_OP_SOURCE_BASE_HPP
#include "Thyra_SolveSupportTypes.hpp"
#include "Teuchos_Describable.hpp"
namespace Thyra {
/** \brief Base interface for objects that can return a linear operator.
*
* \ingroup Thyra_Op_Solve_fundamental_interfaces_code_grp
*/
template<class Scalar>
class LinearOpSourceBase : virtual public Teuchos::Describable
{
public:
/** @name Pure virtual public functions that must be overridden in subclasses */
//@{
/** \brief Return if the underlying linear operator is const-only or not.
*/
virtual bool isOpConst() const = 0;
/** \brief Return a non-const reference to the underlying linear operator.
*
* <b>Preconditions:</b><ul>
* <li>[<tt>isOpConst()==true</tt>] <tt>getOp().get()==NULL</tt>
* </ul>
*/
virtual Teuchos::RCP<LinearOpBase<Scalar> > getNonconstOp() = 0;
/** \brief Return a const left preconditioner linear operator if one is
* designed or targeted to be applied on the left.
*/
virtual Teuchos::RCP<const LinearOpBase<Scalar> > getOp()const = 0;
//@}
};
} // namespace Thyra
#endif // THYRA_LINEAR_OP_SOURCE_BASE_HPP
|