ListPtrI.hpp

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/*------------------------------- phasicFlow ---------------------------------
      O        C enter of
     O O       E ngineering and
    O   O      M ultiscale modeling of
   OOOOOOO     F luid flow       
------------------------------------------------------------------------------
  Copyright (C): www.cemf.ir
  email: hamid.r.norouzi AT gmail.com
------------------------------------------------------------------------------  
Licence:
  This file is part of phasicFlow code. It is a free software for simulating 
  granular and multiphase flows. You can redistribute it and/or modify it under
  the terms of GNU General Public License v3 or any other later versions. 
 
  phasicFlow is distributed to help others in their research in the field of 
  granular and multiphase flows, but WITHOUT ANY WARRANTY; without even the
  implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 
-----------------------------------------------------------------------------*/
 
template<typename T>
inline bool pFlow::ListPtr<T>::copy(const ListPtrType& src)
{
    
    for( auto& iter : src.list_)
    {       
 
        if( iter != nullptr)
        {
            push_back( iter->clone().release());
        }
        else
        {
            push_back(nullptr);
        }
    }
 
    return true;
}
 
template<typename T>
T* pFlow::ListPtr<T>::ptr(label i) 
{
 
    if(i >= size() ) return nullptr;    
 
    auto iter = list_.begin();
    std::advance(iter, i);
 
    return *iter;
}
 
template<typename T>
const T* pFlow::ListPtr<T>::ptr
(
    label i
) const
{
 
    if(i >= size() ) return nullptr;    
 
    auto iter = list_.cbegin();
    std::advance(iter, i);
 
    return *iter;
}
 
template<typename T>
auto pFlow::ListPtr<T>::pos
(
    label i
)
{
    if(i >= size() ) 
    {
        fatalErrorInFunction<< 
        "out of range access to container element. \n";
        fatalExit;
    }
 
    auto iter = list_.begin();
    std::advance(iter, i);
    return iter;
}
 
template<typename T>
auto pFlow::ListPtr<T>::pos
(
    label i
)const 
{
    if(i >= size() ) 
    {
        fatalErrorInFunction<< 
        "out of range access to container element. \n";
        fatalExit;
    }
 
    auto iter = list_.cbegin();
    std::advance(iter, i);
    return iter;
}
 
template<typename T>
pFlow::ListPtr<T>::ListPtr
(
    const ListPtrType& src
)
{
    
    if( !copy(src) )
    {
        fatalErrorInFunction<<
            "cannot copy new item into ListPtr \n" <<
            "ListPtr type is "<< typeid(T).name() <<endl;
            fatalExit;
    }       
}
 
 
template<typename T>
pFlow::ListPtr<T>& pFlow::ListPtr<T>::operator=
(
    const ListPtrType& rhs
)
{
    if (this == &rhs)
    {
        return *this;  // Self-assignment 
    }
 
    // clears the content of this 
    clear();
 
    if( !copy(rhs) )
    {
        fatalErrorInFunction<<
            "cannot perform assignment from rhs into MapPtr \n" <<
            "MapPtr type is "<< typeid(T).name() <<endl;
            fatalExit;
    }
 
    return *this;
}
 
template<typename T>
T* pFlow::ListPtr<T>::set
(
    label i, T* ptr
)
{
    uniquePtr<T> uptr(ptr);
    return set(i, uptr);
}
 
 
template<typename T>
pFlow::uniquePtr<T> pFlow::ListPtr<T>::set
(
    label i,
    uniquePtr<T>& ptr
)
{
    if( i > size() )
    {
        fatalErrorInFunction<<
        "Out of range access of list members. PtrList size is "<<
        size() << "and you are accessing "<< i << "\n";
        fatalExit;
    }
 
    auto iter = list_.begin();
    std::advance(iter, i);
    auto oldIter = iter;
    *iter = ptr.release();
    return *oldIter;
 
}
 
 
template<typename T>
template<typename... Args>
pFlow::uniquePtr<T> pFlow::ListPtr<T>::setSafe
(
    label i,
    Args&&... args
)
{
    auto ptr(uniquePtr<T>::makeUnique(std::forward<Args>(args)...) );
    return set(i,ptr);  
}
 
template<typename T>
void pFlow::ListPtr<T>::push_back
(
    T* ptr
)
{
    list_.push_back(ptr);
}
 
template<typename T>
void pFlow::ListPtr<T>::push_back(uniquePtr<T>& ptr)
{
    list_.push_back( ptr.release() );
}
 
template<typename T>
template<typename... Args>
void pFlow::ListPtr<T>::push_backSafe(Args&&... args)
{
    auto ptr=makeUnique<T>(std::forward<Args>(args)...) ;
    push_back(ptr);
}
 
template<typename T>
T& pFlow::ListPtr<T>::operator[]
(
    label i
)
{
    T* p = ptr(i);
 
    if( !p )
    {
        fatalErrorInFunction<<
        "trying to reach the reference of a nullptr or out of range access. \n";
        fatalExit;
    }
 
    return *p;
}
 
template<typename T>
const T& pFlow::ListPtr<T>::operator[]
(
    label i
) const
{
    const T* p = ptr(i);
 
    if(!p)
    {
        fatalErrorInFunction<<
        "trying to reach the reference of a nullptr or out of range access. \n";
        fatalExit;
    }
    return *p;
}
 
template<typename T>
size_t pFlow::ListPtr<T>::size()const
{
    return list_.size();
}
 
template<typename T>
auto pFlow::ListPtr<T>::empty() const
{
    return list_.emtpy();
}
 
template<typename T>
pFlow::uniquePtr<T> pFlow::ListPtr<T>::release
(
    label i
)
{
    auto p = ptr(i);
    list_.erase(pos(i));
    return p;
}
 
template<typename T>
void pFlow::ListPtr<T>::clear()
{
    for( auto iter = list_.begin(); iter != list_.end(); ++iter )
    {
        if(*iter != nullptr)
        {
            delete *iter;
            *iter = nullptr;
        }
    }
    list_.clear();
}
 
template<typename T>
void pFlow::ListPtr<T>::clear
(
    label i
)
{
    T* p = ptr(i);
 
    if( p )
    {
        delete p;
        list_.erase(pos(i));
    }
}