writeDictionary.H

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/*---------------------------------------------------------------------------*\
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    Copyright (C) 2016-2022 OpenCFD Ltd.
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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
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Class
    Foam::functionObjects::writeDictionary

Group
    grpUtilitiesFunctionObjects

Description
    Reports dictionary contents on change.

SourceFiles
    writeDictionary.C

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

#ifndef Foam_functionObjects_writeDictionary_H
#define Foam_functionObjects_writeDictionary_H

#include "regionFunctionObject.H"
#include "wordList.H"
#include "SHA1Digest.H"

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

namespace Foam
{
namespace functionObjects
{

/*---------------------------------------------------------------------------*\
                       Class writeDictionary Declaration
\*---------------------------------------------------------------------------*/

class writeDictionary
:
    public functionObjects::regionFunctionObject
{
    // Private Data

        //- Names of dictionaries to monitor
        wordList dictNames_;

        //- Digest of dictionary contents
        List<SHA1Digest> digests_;

        //- First time that checking has been called (per execution cycle)
        bool firstChange_;


    // Private Member Functions

        //- Write the output header
        void writeHeader();

        //- Helper to check and write the dictionary if its sha1 has changed
        void checkDictionary(const dictionary& dict, const label dicti);

        //- Attempt read dictionary at location
        bool tryDirectory(const word& location, const label dicti);

        //- Check all dictionaries
        bool performCheck();

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

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


public:

    //- Runtime type information
    TypeName("writeDictionary");


    // Constructors

        //- Construct from Time and dictionary
        writeDictionary
        (
            const word& name,
            const Time& runTime,
            const dictionary& dict
        );


    //- Destructor
    virtual ~writeDictionary() = default;


    // Member Functions

        //- Read the writeDictionary data
        virtual bool read(const dictionary&);

        //- Execute, currently does nothing
        virtual bool execute();

        //- Write the selected dictionaries
        virtual bool write();
};


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

} // End namespace functionObjects
} // End namespace Foam

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

#endif

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