OStringStream.H

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/*---------------------------------------------------------------------------*\
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  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
   \\    /   O peration     | Website:  https://openfoam.org
    \\  /    A nd           | Copyright (C) 2011-2019 OpenFOAM Foundation
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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.
 
    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/>.
 
Class
    Foam::OStringStream
 
Description
    Output to memory buffer stream.
 
SourceFiles
    StringStreamsPrint.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef OStringStream_H
#define OStringStream_H
 
#include "OSstream.H"
#include <sstream>
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
/*---------------------------------------------------------------------------*\
                        Class OStringStream Declaration
\*---------------------------------------------------------------------------*/
 
class OStringStream
:
    public OSstream
{
 
public:
 
    // Constructors
 
        //- Construct and set stream status
        OStringStream
        (
            streamFormat format=ASCII,
            versionNumber version=currentVersion
        )
        :
            OSstream
            (
               *(new std::ostringstream()),
                "OStringStream.sinkFile",
                format,
                version
            )
        {}
 
        //- Copy constructor
        OStringStream(const OStringStream& oss)
        :
            OSstream
            (
               *(
                    new std::ostringstream
                    (
                        dynamic_cast<const std::ostringstream&>
                        (
                            oss.stdStream()
                        ).str()
                    )
                ),
                oss.name(),
                oss.format(),
                oss.version()
            )
        {}
 
 
    //- Destructor
    ~OStringStream()
    {
        delete &dynamic_cast<std::ostringstream&>(stdStream());
    }
 
 
    // Member Functions
 
        // Access
 
            //- Return the string
            string str() const
            {
                return dynamic_cast<const std::ostringstream&>
                (
                    stdStream()
                ).str();
            }
 
 
        // Edit
 
            //- Rewind the OStringStream
            void rewind()
            {
                stdStream().rdbuf()->pubseekpos(0);
            }
 
 
        // Print
 
            //- Print description to Ostream
            void print(Ostream&) const;
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //