functionEntry.H

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/*---------------------------------------------------------------------------*\
  =========                 |
  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
   \\    /   O peration     |
    \\  /    A nd           | www.openfoam.com
     \\/     M anipulation  |
-------------------------------------------------------------------------------
    Copyright (C) 2011-2016 OpenFOAM Foundation
    Copyright (C) 2021 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/>.
 
Namespace
    Foam::functionEntries
 
Description
    Namespace for containing a functionEntry.
 
 
Class
    Foam::functionEntry
 
Description
    A functionEntry causes entries to be added/manipulated on the specified
    dictionary given an input stream.
 
    In dictionaries, a \c '\#' sigil is typically used for a functionEntry.
 
SourceFiles
    functionEntry.C
    functionEntryIO.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef functionEntry_H
#define functionEntry_H
 
#include "primitiveEntry.H"
#include "memberFunctionSelectionTables.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
// Forward Declarations
class dictionary;
 
/*---------------------------------------------------------------------------*\
                        Class functionEntry Declaration
\*---------------------------------------------------------------------------*/
 
class functionEntry
:
    public primitiveEntry
{
protected:
 
    // Protected Member Functions
 
        //- Read line and return as a string token
        static token readLine(const word& key, Istream& is);
 
        //- Read a List of strings values, treating a single entry like a
        //- list of size 1.
        template<class StringType>
        static List<StringType> readStringList(Istream& is);
 
        //- Slurp a string until a closing '}' is found.
        //  Track balanced bracket/brace pairs, with max stack depth of 60.
        static bool continueReadUntilRightBrace
        (
            Istream& is,
            std::string& str,
            const bool stripComments = true
        );
 
        //- No copy construct
        functionEntry(const functionEntry&) = delete;
 
        //- No copy assignment
        void operator=(const functionEntry&) = delete;
 
public:
 
    // Constructors
 
        //- Construct from keyword, parent dictionary and Istream
        functionEntry(const word& key, const dictionary& dict, Istream& is);
 
 
    // Member Function Selectors
 
        declareMemberFunctionSelectionTable
        (
            bool,
            functionEntry,
            execute,
            dictionaryIstream,
            (
                dictionary& parentDict,
                Istream& is
            ),
            (parentDict, is)
        );
 
        //- Execute the functionEntry in a sub-dict context
        static bool execute
        (
            const word& functionName,
            dictionary& parentDict,
            Istream& is
        );
 
        declareMemberFunctionSelectionTable
        (
            bool,
            functionEntry,
            execute,
            primitiveEntryIstream,
            (
                const dictionary& parentDict,
                primitiveEntry& entry,
                Istream& is
            ),
            (parentDict, entry, is)
        );
 
        //- Execute the functionEntry in a primitiveEntry context
        static bool execute
        (
            const word& functionName,
            const dictionary& parentDict,
            primitiveEntry& entry,
            Istream& is
        );
 
        //- Write
        virtual void write(Ostream& os) const;
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#ifdef NoRepository
    #include "functionEntryTemplates.C"
#endif
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //