HashPtrTableI.H

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    Copyright (C) 2018-2020 OpenCFD Ltd.
-------------------------------------------------------------------------------
License
    This file is part of OpenFOAM.
 
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    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.
 
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    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
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#include "autoPtr.H"
 
// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
template<class T, class Key, class Hash>
inline Foam::HashPtrTable<T, Key, Hash>::HashPtrTable()
:
    parent_type()
{}
 
 
template<class T, class Key, class Hash>
inline Foam::HashPtrTable<T, Key, Hash>::HashPtrTable(const label size)
:
    parent_type(size)
{}
 
 
// * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
 
template<class T, class Key, class Hash>
inline const T* Foam::HashPtrTable<T, Key, Hash>::get(const Key& key) const
{
    const const_iterator iter(this->cfind(key));
    if (iter.good())
    {
        return iter.val();
    }
    return nullptr;
}
 
 
template<class T, class Key, class Hash>
template<class... Args>
inline bool Foam::HashPtrTable<T, Key, Hash>::emplace
(
    const Key& key,
    Args&&... args
)
{
    // Use insertion semantics
    return
    (
        !parent_type::found(key)
     && this->parent_type::set(key, new T(std::forward<Args>(args)...))
    );
}
 
 
template<class T, class Key, class Hash>
template<class... Args>
inline bool Foam::HashPtrTable<T, Key, Hash>::emplace_set
(
    const Key& key,
    Args&&... args
)
{
    return this->set(key, new T(std::forward<Args>(args)...));
}
 
 
template<class T, class Key, class Hash>
inline bool Foam::HashPtrTable<T, Key, Hash>::insert
(
    const Key& key,
    autoPtr<T>& ptr
)
{
    if (parent_type::insert(key, ptr.get()))
    {
        ptr.release(); // Now owned by HashPtrTable
        return true;
    }
 
    return false;
}
 
 
template<class T, class Key, class Hash>
inline bool Foam::HashPtrTable<T, Key, Hash>::insert
(
    const Key& key,
    autoPtr<T>&& ptr
)
{
    if (parent_type::insert(key, ptr.get()))
    {
        ptr.release(); // Now owned by HashPtrTable
        return true;
    }
 
    return false;
}
 
 
template<class T, class Key, class Hash>
inline bool Foam::HashPtrTable<T, Key, Hash>::insert
(
    const Key& key,
    std::unique_ptr<T>&& ptr
)
{
    if (parent_type::insert(key, ptr.get()))
    {
        ptr.release(); // Now owned by HashPtrTable
        return true;
    }
 
    return false;
}
 
 
template<class T, class Key, class Hash>
inline bool Foam::HashPtrTable<T, Key, Hash>::set
(
    const Key& key,
    T* ptr
)
{
    const T* old = this->get(key);
 
    const bool ok = this->parent_type::set(key, ptr);
 
    if (ok && old != ptr)
    {
        delete const_cast<T*>(old);
    }
 
    return ok;
}
 
 
template<class T, class Key, class Hash>
inline bool Foam::HashPtrTable<T, Key, Hash>::set
(
    const Key& key,
    autoPtr<T>& ptr
)
{
    return this->set(key, ptr.release());
}
 
 
template<class T, class Key, class Hash>
inline bool Foam::HashPtrTable<T, Key, Hash>::set
(
    const Key& key,
    autoPtr<T>&& ptr
)
{
    return this->set(key, ptr.release());
}
 
 
template<class T, class Key, class Hash>
inline bool Foam::HashPtrTable<T, Key, Hash>::set
(
    const Key& key,
    std::unique_ptr<T>&& ptr
)
{
    return this->set(key, ptr.release());
}
 
 
// ************************************************************************* //