243 lines
4.7 KiB
C++
243 lines
4.7 KiB
C++
/*
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* This file is a part of morm
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* and is distributed under the 2-Clause BSD licence.
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* Author: Tomasz Sowa <t.sowa@ttmath.org>
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*/
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/*
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* Copyright (c) 2021, Tomasz Sowa
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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#ifndef headerfile_morm_src_modelcontainerwrapper
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#define headerfile_morm_src_modelcontainerwrapper
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#include <vector>
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#include <list>
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#include <limits>
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#include "baseobjectwrapper.h"
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namespace morm
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{
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class Model;
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class ModelContainerWrapper : public BaseObjectWrapper
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{
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public:
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virtual Model * get_model()
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{
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return nullptr;
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}
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virtual bool is_container_empty()
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{
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return true;
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}
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virtual void increment_iterator()
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{
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}
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virtual bool is_iterator_correct()
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{
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return false;
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}
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virtual void set_iterator_at_first_model()
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{
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}
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};
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template<typename ContainerType>
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class ModelWrapperBaseContainer : public ModelContainerWrapper
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{
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public:
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ModelWrapperBaseContainer(ContainerType * container)
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{
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this->container = container;
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iterator = container->end();
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}
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bool is_container_empty()
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{
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return container->empty();
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}
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void increment_iterator()
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{
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if( iterator == container->end() )
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{
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iterator = container->begin();
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}
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else
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{
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++iterator;
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}
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}
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bool is_iterator_correct()
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{
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return iterator != container->end();
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}
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void set_iterator_at_first_model()
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{
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iterator = container->begin();
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}
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protected:
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ContainerType * container;
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typename ContainerType::iterator iterator;
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};
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template<typename VectorType>
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class ModelWrapperVector : public ModelWrapperBaseContainer<std::vector<VectorType>>
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{
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public:
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using ModelWrapperBaseContainer<std::vector<VectorType>>::container;
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using ModelWrapperBaseContainer<std::vector<VectorType>>::iterator;
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ModelWrapperVector(std::vector<VectorType> * container) : ModelWrapperBaseContainer<std::vector<VectorType>>(container)
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{
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}
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Model * get_model()
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{
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if( iterator != container->end() )
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{
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return &(*iterator);
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}
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return nullptr;
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}
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};
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template<typename VectorType>
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class ModelWrapperVectorPointer : public ModelWrapperBaseContainer<std::vector<VectorType*>>
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{
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public:
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using ModelWrapperBaseContainer<std::vector<VectorType*>>::container;
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using ModelWrapperBaseContainer<std::vector<VectorType*>>::iterator;
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ModelWrapperVectorPointer(std::vector<VectorType*> * container) : ModelWrapperBaseContainer<std::vector<VectorType*>>(container)
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{
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}
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Model * get_model()
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{
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if( iterator != container->end() )
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{
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return (*iterator);
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}
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return nullptr;
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}
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};
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template<typename ListType>
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class ModelWrapperList : public ModelWrapperBaseContainer<std::list<ListType>>
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{
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public:
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using ModelWrapperBaseContainer<std::list<ListType>>::container;
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using ModelWrapperBaseContainer<std::list<ListType>>::iterator;
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ModelWrapperList(std::list<ListType> * container): ModelWrapperBaseContainer<std::list<ListType>>(container)
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{
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}
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Model * get_model()
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{
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if( iterator != container->end() )
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{
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return &(*iterator);
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}
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return nullptr;
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}
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};
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template<typename ListType>
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class ModelWrapperListPointer : public ModelWrapperBaseContainer<std::list<ListType*>>
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{
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public:
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using ModelWrapperBaseContainer<std::list<ListType*>>::container;
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using ModelWrapperBaseContainer<std::list<ListType*>>::iterator;
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ModelWrapperListPointer(std::list<ListType*> * container): ModelWrapperBaseContainer<std::list<ListType*>>(container)
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{
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}
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Model * get_model()
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{
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if( iterator != container->end() )
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{
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return (*iterator);
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}
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return nullptr;
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}
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};
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}
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#endif
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