IOMap.C

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    Copyright (C) 2011-2017 OpenFOAM Foundation
    Copyright (C) 2018-2023 OpenCFD Ltd.
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License
    This file is part of OpenFOAM.

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    under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
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#include "IOMap.H"

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

template<class T>
bool Foam::IOMap<T>::readContents()
{
    if (isReadRequired() || (isReadOptional() && headerOk()))
    {
        // For if MUST_READ_IF_MODIFIED
        addWatch();

        readStream(typeName) >> *this;
        close();

        return true;
    }

    return false;
}


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

template<class T>
Foam::IOMap<T>::IOMap(const IOobject& io)
:
    regIOobject(io)
{
    readContents();
}


template<class T>
Foam::IOMap<T>::IOMap(const IOobject& io, const label size)
:
    regIOobject(io)
{
    if (!readContents())
    {
        Map<T>::resize(size);
    }
}


template<class T>
Foam::IOMap<T>::IOMap(const IOobject& io, const Map<T>& content)
:
    regIOobject(io)
{
    if (!readContents())
    {
        Map<T>::operator=(content);
    }
}


template<class T>
Foam::IOMap<T>::IOMap(const IOobject& io, Map<T>&& content)
:
    regIOobject(io)
{
    Map<T>::transfer(content);

    readContents();
}


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

template<class T>
Foam::Map<T> Foam::IOMap<T>::readContents(const IOobject& io)
{
    IOobject rio(io, IOobjectOption::NO_REGISTER);
    if (rio.readOpt() == IOobjectOption::MUST_READ_IF_MODIFIED)
    {
        rio.readOpt(IOobjectOption::MUST_READ);
    }

    IOMap<T> reader(rio);

    return Map<T>(std::move(static_cast<Map<T>&>(reader)));
}


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

template<class T>
bool Foam::IOMap<T>::writeData(Ostream& os) const
{
    os << *this;
    return os.good();
}


// * * * * * * * * * * * * * * * Member Operators  * * * * * * * * * * * * * //

template<class T>
void Foam::IOMap<T>::operator=(const IOMap<T>& rhs)
{
    Map<T>::operator=(rhs);
}


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