mirror of
https://develop.openfoam.com/Development/openfoam.git
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162 lines
3.9 KiB
C++
162 lines
3.9 KiB
C++
/*---------------------------------------------------------------------------*\
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========= |
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\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
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\\ / O peration |
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\\ / A nd | Copyright (C) 1991-2010 OpenCFD Ltd.
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\\/ M anipulation |
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-------------------------------------------------------------------------------
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License
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This file is part of OpenFOAM.
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OpenFOAM is free software: you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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You should have received a copy of the GNU General Public License
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along with OpenFOAM. If not, see <http://www.gnu.org/licenses/>.
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Class
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Foam::IFstream
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Description
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Input from file stream.
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SourceFiles
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IFstream.C
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\*---------------------------------------------------------------------------*/
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#ifndef IFstream_H
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#define IFstream_H
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#include "ISstream.H"
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#include "fileName.H"
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#include "className.H"
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#include <fstream>
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using std::ifstream;
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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namespace Foam
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{
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class IFstream;
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/*---------------------------------------------------------------------------*\
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Class IFstreamAllocator Declaration
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\*---------------------------------------------------------------------------*/
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//- A std::istream with ability to handle compressed files
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class IFstreamAllocator
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{
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friend class IFstream;
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// Private data
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istream* ifPtr_;
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IOstream::compressionType compression_;
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// Constructors
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//- Construct from pathname
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IFstreamAllocator(const fileName& pathname);
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//- Destructor
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~IFstreamAllocator();
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};
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/*---------------------------------------------------------------------------*\
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Class IFstream Declaration
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\*---------------------------------------------------------------------------*/
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class IFstream
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:
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public IFstreamAllocator,
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public ISstream
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{
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// Private data
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fileName pathname_;
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public:
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// Declare name of the class and its debug switch
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ClassName("IFstream");
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// Constructors
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//- Construct from pathname
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IFstream
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(
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const fileName& pathname,
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streamFormat format=ASCII,
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versionNumber version=currentVersion
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);
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//- Destructor
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~IFstream();
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// Member functions
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// Access
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//- Return the name of the stream
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const fileName& name() const
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{
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return pathname_;
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}
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//- Return non-const access to the name of the stream
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fileName& name()
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{
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return pathname_;
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}
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// STL stream
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//- Access to underlying std::istream
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virtual istream& stdStream();
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//- Const access to underlying std::istream
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virtual const istream& stdStream() const;
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// Print
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//- Print description of IOstream to Ostream
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virtual void print(Ostream&) const;
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// Member operators
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//- Return a non-const reference to const IFstream
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// Needed for read-constructors where the stream argument is temporary:
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// e.g. thing thisThing(IFstream("thingFileName")());
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IFstream& operator()() const;
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};
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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} // End namespace Foam
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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#endif
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// ************************************************************************* //
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