functionObject.C

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/*---------------------------------------------------------------------------*\
  =========                 |
  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
   \\    /   O peration     |
    \\  /    A nd           | Copyright (C) 1991-2010 OpenCFD Ltd.
     \\/     M anipulation  |
-------------------------------------------------------------------------------
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.

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#include "functionObject.H"
#include <OpenFOAM/dictionary.H>
#include <OpenFOAM/dlLibraryTable.H>

// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //

defineRunTimeSelectionTable(Foam::functionObject, dictionary);
int Foam::functionObject::debug(Foam::debug::debugSwitch("functionObject", 0));


// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //

Foam::functionObject::functionObject(const word& name)
:
    name_(name)
{}


// * * * * * * * * * * * * * * * * Selectors * * * * * * * * * * * * * * * * //

Foam::autoPtr<Foam::functionObject> Foam::functionObject::New
(
    const word& name,
    const Time& t,
    const dictionary& functionDict
)
{
    word functionType(functionDict.lookup("type"));

    if (debug)
    {
        Info<< "Selecting function " << functionType << endl;
    }

    dlLibraryTable::open
    (
        functionDict,
        "functionObjectLibs",
        dictionaryConstructorTablePtr_
    );

    if (!dictionaryConstructorTablePtr_)
    {
        FatalErrorIn
        (
            "functionObject::New"
            "(const word& name, const Time&, const dictionary&)"
        )   << "Unknown function type "
            << functionType << nl << nl
            << "Table of functionObjects is empty" << endl
            << exit(FatalError);
    }

    dictionaryConstructorTable::iterator cstrIter =
        dictionaryConstructorTablePtr_->find(functionType);

    if (cstrIter == dictionaryConstructorTablePtr_->end())
    {
        FatalErrorIn
        (
            "functionObject::New"
            "(const word& name, const Time&, const dictionary&)"
        )   << "Unknown function type "
            << functionType << nl << nl
            << "Valid functions are : " << nl
            << dictionaryConstructorTablePtr_->sortedToc() << endl
            << exit(FatalError);
    }

    return autoPtr<functionObject>(cstrIter()(name, t, functionDict));
}


// * * * * * * * * * * * * * * * * Destructor  * * * * * * * * * * * * * * * //

Foam::functionObject::~functionObject()
{}


// * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //

const Foam::word& Foam::functionObject::name() const
{
    return name_;
}


bool Foam::functionObject::end()
{
    return execute();
}


Foam::autoPtr<Foam::functionObject> Foam::functionObject::iNew::operator()
(
    const word& name,
    Istream& is
) const
{
    dictionary dict(is);
    return functionObject::New(name, time_, dict);
}


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