codedBase.H

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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::codedBase
 
Description
    Base class for coded functionObjects, fvModels, Function1, Function2
 
    and boundary conditions
 
SourceFiles
    codedBase.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef codedBase_H
#define codedBase_H
 
#include "dynamicCode.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
/*---------------------------------------------------------------------------*\
                          Class codedBase Declaration
\*---------------------------------------------------------------------------*/
 
class codedBase
:
    public dynamicCode
{
    // Private Data
 
        //- Optional switch to allow library unloading and reloading
        //  to support run-time code update
        const bool reloadable_;
 
        //- Previously loaded library
        mutable fileName oldLibPath_;
 
 
    // Private Member Functions
 
        //- Global loader/unloader function type
        typedef void (*loaderFunctionType)(bool);
 
        void checkLibrary
        (
            const dictionary& dict,
            const fileName& libPath,
            void* lib,
            const string& uniqueFuncName,
            const bool load
        ) const;
 
        //- Load specified library and execute uniqueFuncName(true)
        void* loadLibrary
        (
            const dictionary& dict,
            const fileName& libPath,
            const string& uniqueFuncName
        ) const;
 
        //- Execute uniqueFuncName(false) and unload specified library
        void unloadLibrary
        (
            const dictionary& dict,
            const fileName& libPath,
            const string& uniqueFuncName
        ) const;
 
        verbatimString expandCodeString
        (
            const dictionary& dict,
            const word& codeKey,
            const word& codeDictVar
        ) const;
 
 
public:
 
    //- Runtime type information
    TypeName("codedBase");
 
 
    // Constructors
 
        //- Construct from name and dictionary
        codedBase
        (
            const word& name,
            const dictionary& dict,
            const wordList& codeKeys,
            const wordList& codeDictVars,
            const word& codeOptionsFileName,
            const wordList& compileFiles,
            const wordList& copyFiles,
            const bool reloadable = true
        );
 
 
    //- Destructor
    virtual ~codedBase();
 
 
    // Member Functions
 
        //- Create a coded name from the given name
        static word codedName(const word& name);
 
        //- Update library from given updated dictionary as required
        //  Returns true if the library was updated, otherwise false
        bool updateLibrary(const dictionary& dict) const;
 
 
    // Member Operators
 
        //- Disallow default bitwise assignment
        void operator=(const codedBase&) = delete;
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //