Function1New.C

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    Copyright (C) 2011-2017 OpenFOAM Foundation
    Copyright (C) 2018-2019 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
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.
 
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    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
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\*---------------------------------------------------------------------------*/
 
#include "Constant.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
template<class Type>
Foam::autoPtr<Foam::Function1<Type>> Foam::Function1<Type>::New
(
    const word& entryName,
    const dictionary& dict,
    const word& redirectType
)
{
    word modelType(redirectType);
 
    const entry* eptr = dict.findEntry(entryName, keyType::LITERAL);
 
    if (!eptr)
    {
        if (modelType.empty())
        {
            FatalIOErrorInFunction(dict)
                << "No Function1 dictionary entry: "
                << entryName << nl << nl
                << exit(FatalIOError);
        }
    }
    else if (eptr->isDict())
    {
        const dictionary& coeffsDict = eptr->dict();
 
        coeffsDict.readEntry
        (
            "type",
            modelType,
            keyType::LITERAL,
            redirectType.empty()  // mandatory when redirectType is empty
        );
 
        auto cstrIter = dictionaryConstructorTablePtr_->cfind(modelType);
 
        if (!cstrIter.found())
        {
            FatalIOErrorInFunction(dict)
                << "Unknown Function1 type "
                << modelType << " for " << entryName
                << "\n\nValid Function1 types :\n"
                << dictionaryConstructorTablePtr_->sortedToc() << nl
                << exit(FatalIOError);
        }
 
        return cstrIter()(entryName, coeffsDict);
    }
    else
    {
        Istream& is = eptr->stream();
 
        token firstToken(is);
 
        if (!firstToken.isWord())
        {
            is.putBack(firstToken);
            return autoPtr<Function1<Type>>
            (
                new Function1Types::Constant<Type>(entryName, is)
            );
        }
 
        modelType = firstToken.wordToken();
    }
 
 
    auto cstrIter = dictionaryConstructorTablePtr_->cfind(modelType);
 
    if (!cstrIter.found())
    {
        FatalIOErrorInFunction(dict)
            << "Unknown Function1 type "
            << modelType << " for " << entryName
            << "\n\nValid Function1 types :\n"
            << dictionaryConstructorTablePtr_->sortedToc() << nl
            << exit(FatalIOError);
    }
 
    return cstrIter()
    (
        entryName,
        dict.optionalSubDict(entryName + "Coeffs")
    );
}
 
 
// ************************************************************************* //