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// Boost.Bimap
//
// Copyright (c) 2006-2007 Matias Capeletto
//
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)
/// \file container_adaptor/unordered_map_adaptor.hpp
/// \brief Container adaptor to easily build a std::unordered_map signature compatible container.
#ifndef BOOST_BIMAP_CONTAINER_ADAPTOR_UNORDERED_MAP_ADAPTOR_HPP
#define BOOST_BIMAP_CONTAINER_ADAPTOR_UNORDERED_MAP_ADAPTOR_HPP
#if defined(_MSC_VER)
#pragma once
#endif
#include <boost/config.hpp>
#include <boost/bimap/container_adaptor/unordered_associative_container_adaptor.hpp>
#include <boost/mpl/aux_/na.hpp>
#include <boost/mpl/vector.hpp>
#include <boost/call_traits.hpp>
namespace boost {
namespace bimaps {
namespace container_adaptor {
/// \brief Container adaptor to easily build a std::unordered_map signature compatible container.
template
<
class Base,
class Iterator,
class ConstIterator,
class LocalIterator,
class ConstLocalIterator,
class IteratorToBaseConverter = ::boost::mpl::na,
class IteratorFromBaseConverter = ::boost::mpl::na,
class LocalIteratorFromBaseConverter = ::boost::mpl::na,
class ValueToBaseConverter = ::boost::mpl::na,
class ValueFromBaseConverter = ::boost::mpl::na,
class KeyToBaseConverter = ::boost::mpl::na,
class FunctorsFromDerivedClasses = mpl::vector<>
>
class unordered_map_adaptor :
public ::boost::bimaps::container_adaptor::
unordered_associative_container_adaptor
<
Base,
Iterator, ConstIterator, LocalIterator, ConstLocalIterator,
BOOST_DEDUCED_TYPENAME Iterator::value_type::first_type,
IteratorToBaseConverter, IteratorFromBaseConverter,
LocalIteratorFromBaseConverter,
ValueToBaseConverter, ValueFromBaseConverter,
KeyToBaseConverter,
FunctorsFromDerivedClasses
>
{
typedef ::boost::bimaps::container_adaptor::
unordered_associative_container_adaptor
<
Base,
Iterator, ConstIterator, LocalIterator, ConstLocalIterator,
BOOST_DEDUCED_TYPENAME Iterator::value_type::first_type,
IteratorToBaseConverter, IteratorFromBaseConverter,
LocalIteratorFromBaseConverter,
ValueToBaseConverter, ValueFromBaseConverter,
KeyToBaseConverter,
FunctorsFromDerivedClasses
> base_;
// MetaData -------------------------------------------------------------
public:
typedef BOOST_DEDUCED_TYPENAME Iterator::value_type::second_type data_type;
typedef data_type mapped_type;
// Access -----------------------------------------------------------------
public:
explicit unordered_map_adaptor(Base & c) :
base_(c) {}
protected:
typedef unordered_map_adaptor unordered_map_adaptor_;
// Interface --------------------------------------------------------------
public:
template< class CompatibleKey >
data_type& operator[](const CompatibleKey & k)
{
return this->base()
[this->template functor<BOOST_DEDUCED_TYPENAME base_::key_to_base>()(k)];
}
template< class CompatibleKey >
data_type& at(const CompatibleKey & k)
{
return this->base().
at(this->template functor<BOOST_DEDUCED_TYPENAME base_::key_to_base>()(k));
}
template< class CompatibleKey >
const data_type& at(const CompatibleKey & k) const
{
return this->base().
at(this->template functor<BOOST_DEDUCED_TYPENAME base_::key_to_base>()(k));
}
};
} // namespace container_adaptor
} // namespace bimaps
} // namespace boost
#endif // BOOST_BIMAP_CONTAINER_ADAPTOR_UNORDERED_MAP_ADAPTOR_HPP
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