/*---------------------------------------------------------------------------*\
  =========                 |
  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
   \\    /   O peration     |
    \\  /    A nd           | www.openfoam.com
     \\/     M anipulation  |
-------------------------------------------------------------------------------
    Copyright (C) 2011 OpenFOAM Foundation
-------------------------------------------------------------------------------
License
    This file is part of OpenFOAM.

    OpenFOAM is free software: you can redistribute it and/or modify it
    under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    OpenFOAM 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 General Public License
    for more details.

    You should have received a copy of the GNU General Public License
    along with OpenFOAM.  If not, see <http://www.gnu.org/licenses/>.

Class
    Foam::tolerances

Description
    Selector class for solution tolerances.

SourceFiles
    tolerances.C

\*---------------------------------------------------------------------------*/

#ifndef tolerances_H
#define tolerances_H

#include "IOdictionary.H"

// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

namespace Foam
{

/*---------------------------------------------------------------------------*\
                           Class tolerances Declaration
\*---------------------------------------------------------------------------*/

class tolerances
:
    public IOdictionary
{
    // Private data

        dictionary relaxationFactors_;
        dictionary solverTolerances_;
        dictionary solverRelativeTolerances_;


    // Private Member Functions

        //- No copy construct
        tolerances(const tolerances&) = delete;

        //- No copy assignment
        void operator=(const tolerances&) = delete;


public:

    // Constructors

        //- Construct from time
        tolerances(const Time& t, const fileName& dictName);


    // Member Functions

        // Access

            bool relax(const word& name) const;
            scalar relaxationFactor(const word& name) const;

            scalar solverTolerance(const word& name) const;

            bool solverRelativeTolerances() const;
            scalar solverRelativeTolerance(const word& name) const;


        // Read

            //- Read the tolerances
            bool read();
};


// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

} // End namespace Foam

// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //

#endif

// ************************************************************************* //
