93 lines
2.9 KiB
C++
93 lines
2.9 KiB
C++
/***************************************************************************
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* Copyright (c) 2017 Abdullah Tahiri <abdullah.tahiri.yo@gmail.com> *
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* *
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* This file is part of the FreeCAD CAx development system. *
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* *
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* This library is free software; you can redistribute it and/or *
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* modify it under the terms of the GNU Library General Public *
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* License as published by the Free Software Foundation; either *
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* version 2 of the License, or (at your option) any later version. *
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* *
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* This library is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU Library General Public License for more details. *
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* *
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* You should have received a copy of the GNU Library General Public *
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* License along with this library; see the file COPYING.LIB. If not, *
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* write to the Free Software Foundation, Inc., 59 Temple Place, *
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* Suite 330, Boston, MA 02111-1307, USA *
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* *
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***************************************************************************/
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#ifndef BASE_EXCEPTIONFACTORY_H
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#define BASE_EXCEPTIONFACTORY_H
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#include "Factory.h"
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#include <typeinfo>
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// Python stuff
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typedef struct _object PyObject;
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namespace Base
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{
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/// Abstract base class of all exception producers
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class BaseExport AbstractExceptionProducer : public AbstractProducer
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{
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public:
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AbstractExceptionProducer () = default;
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// just implement it
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void* Produce () const {
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return nullptr;
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}
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virtual void raiseException(PyObject * pydict) const = 0;
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};
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// --------------------------------------------------------------------
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/** The ExceptionFactory */
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class BaseExport ExceptionFactory : public Factory
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{
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public:
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static ExceptionFactory& Instance();
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static void Destruct ();
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void raiseException(PyObject * pydict) const;
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private:
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static ExceptionFactory* _pcSingleton;
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ExceptionFactory() = default;
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};
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/* Producers */
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template <class CLASS>
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class ExceptionProducer : public AbstractExceptionProducer
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{
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public:
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ExceptionProducer ()
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{
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ExceptionFactory::Instance().AddProducer(typeid(CLASS).name(), this);
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}
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virtual ~ExceptionProducer (){}
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void raiseException(PyObject * pydict) const
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{
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CLASS c;
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c.setPyObject(pydict);
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throw c;
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}
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};
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} //namespace Base
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#endif
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