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/*---------------------------------------------------------------------------*\
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration |
\\ / A nd | www.openfoam.com
\\/ M anipulation |
-------------------------------------------------------------------------------
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/>.
\*---------------------------------------------------------------------------*/
#include "schemesLookup.H"
// * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * //
Foam::schemesLookup::lookupDetail::lookupDetail
(
const word& dictName,
const fileName& parentDictPath
)
:
name_(dictName),
dict_(),
default_()
{
if (parentDictPath.empty())
{
dict_.name() = name_;
}
else if (name_.empty())
{
dict_.name() = parentDictPath;
name_ = dict_.dictName();
}
else
{
dict_.name() = parentDictPath + "." + name_;
}
default_.name() = dict_.name() + ".default";
}
// * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
void Foam::schemesLookup::lookupDetail::clear()
{
dict_.clear();
default_.clear();
}
Foam::ITstream& Foam::schemesLookup::lookupDetail::fallback() const
{
ITstream& is = const_cast<ITstream&>(default_);
is.rewind();
return is;
}
Foam::ITstream& Foam::schemesLookup::lookupDetail::lookup
(
const word& name
) const
{
if (dict_.found(name) || default_.empty())
{
// Fails when 'name' is not found and no default is available,
// which provides some traceback error messages
return dict_.lookup(name);
}
return fallback();
}
void Foam::schemesLookup::lookupDetail::populate
(
const dictionary& dict,
const word& defaultName,
const bool mandatory
)
{
if (mandatory || dict.found(name_))
{
// Fails when 'name' is not found but it is mandatory,
// which provides some traceback error messages
dict_ = dict.subDict(name_);
}
else if (!defaultName.empty() && !dict_.found("default"))
{
dict_.add("default", defaultName);
}
// Clear or set the default stream
if
(
!dict_.found("default")
|| dict_.lookup("default").peek() == "none"
)
{
default_.clear();
default_.rewind();
}
else
{
default_ = dict_.lookup("default");
}
}
void Foam::schemesLookup::lookupDetail::writeEntry(Ostream& os) const
{
dict_.writeEntry(os);
}
void Foam::schemesLookup::lookupDetail::writeEntryOptional(Ostream& os) const
{
if (!dict_.empty())
{
dict_.writeEntry(os);
}
}
// ************************************************************************* //