nullCoordSetWriter.H

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/*---------------------------------------------------------------------------*\
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-------------------------------------------------------------------------------
    Copyright (C) 2022 OpenCFD Ltd.
-------------------------------------------------------------------------------
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::coordSetWriters::nullWriter
 
Description
    A coordSet(s) writer with suppressed output.
 
SourceFiles
    nullCoordSetWriter.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef Foam_coordSetWriters_nullWriter_H
#define Foam_coordSetWriters_nullWriter_H
 
#include "coordSetWriter.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
namespace coordSetWriters
{
 
/*---------------------------------------------------------------------------*\
                         Class nullWriter Declaration
\*---------------------------------------------------------------------------*/
 
class nullWriter
:
    public coordSetWriter
{
    // Private Member Functions
 
        //- Templated write operation
        template<class Type>
        fileName writeTemplate
        (
            const word& fieldName,      
            const Field<Type>& values   
        )
        {
            return fileName();
        }
 
        //- Templated write operation
        template<class Type>
        fileName writeTemplate
        (
            const word& fieldName,
            const List<Field<Type>>& fieldValues
        )
        {
            return fileName();
        }
 
 
public:
 
    //- Runtime type information (no debug)
    TypeNameNoDebug("none");
 
 
    // Constructors
 
        //- Default construct
        nullWriter();
 
        //- Construct with some output options
        explicit nullWriter(const dictionary& options);
 
        //- Construct from components
        nullWriter
        (
            const coordSet& coords,
            const fileName& outputPath,
            const dictionary& options = dictionary()
        );
 
        //- Construct from components
        nullWriter
        (
            const UPtrList<coordSet>& tracks,
            const fileName& outputPath,
            const dictionary& options = dictionary()
        );
 
 
    //- Destructor
    virtual ~nullWriter();
 
 
    // Member Functions
 
    // Capability
 
        //- False: The null writer is never enabled, which lets the caller
        //- skip various (possibly expensive) preparatory operations.
        virtual bool enabled() const;
 
        //- False: no internal buffering possible
        virtual bool buffering() const;  // override
 
        //- False: never needs an update.
        virtual bool needsUpdate() const;
 
        //- True: like a /dev/null device.
        virtual bool wroteData() const;
 
 
    // Content Association
 
        //- Set coordinates (no-op).
        virtual void setCoordinates(const coordSet*); // override
 
        //- Set coordinates (no-op).
        virtual void setCoordinates(const coordSet&); // override
 
        //- Set tracks (no-op).
        virtual void setTracks(const UPtrList<coordSet>&); // override
 
 
    // Output
 
        //- Characteristic output file name - information only.
        //- Always an empty fileName
        virtual fileName path() const;  // override
 
        //- Open for output on specified path, using existing content (no-op)
        virtual void open(const fileName& outputPath); // override
 
 
    // Member Functions
 
        declareCoordSetWriterWriteMethod(label);
        declareCoordSetWriterWriteMethod(scalar);
        declareCoordSetWriterWriteMethod(vector);
        declareCoordSetWriterWriteMethod(sphericalTensor);
        declareCoordSetWriterWriteMethod(symmTensor);
        declareCoordSetWriterWriteMethod(tensor);
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace coordSetWriters
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //