154 lines
4.4 KiB
C++
154 lines
4.4 KiB
C++
#ifndef BOOST_SERIALIZATION_ARRAY_HPP
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#define BOOST_SERIALIZATION_ARRAY_HPP
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// (C) Copyright 2005 Matthias Troyer and Dave Abrahams
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// Use, modification and distribution is subject to the Boost Software
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// License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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#include <iostream>
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#include <cstddef> // std::size_t
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#include <cstddef>
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#include <boost/config.hpp> // msvc 6.0 needs this for warning suppression
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#if defined(BOOST_NO_STDC_NAMESPACE)
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namespace std{
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using ::size_t;
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} // namespace std
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#endif
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#include <boost/serialization/nvp.hpp>
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#include <boost/serialization/split_member.hpp>
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#include <boost/serialization/wrapper.hpp>
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#include <boost/mpl/always.hpp>
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#include <boost/mpl/apply.hpp>
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#include <boost/mpl/bool.hpp>
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#include <boost/type_traits/remove_const.hpp>
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#include <boost/array.hpp>
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namespace boost { namespace serialization {
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// traits to specify whether to use an optimized array serialization
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#ifdef __BORLANDC__
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// workaround for Borland compiler
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template <class Archive>
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struct use_array_optimization {
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template <class T> struct apply : boost::mpl::false_ {};
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};
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#else
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template <class Archive>
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struct use_array_optimization : boost::mpl::always<boost::mpl::false_> {};
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#endif
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template<class T>
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class array :
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public wrapper_traits<const array< T > >
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{
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public:
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typedef T value_type;
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array(value_type* t, std::size_t s) :
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m_t(t),
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m_element_count(s)
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{}
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array(const array & rhs) :
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m_t(rhs.m_t),
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m_element_count(rhs.m_element_count)
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{}
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array & operator=(const array & rhs){
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m_t = rhs.m_t;
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m_element_count = rhs.m_element_count;
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}
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// default implementation
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template<class Archive>
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void serialize_optimized(Archive &ar, const unsigned int, mpl::false_ ) const
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{
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// default implemention does the loop
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std::size_t c = count();
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value_type * t = address();
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while(0 < c--)
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ar & boost::serialization::make_nvp("item", *t++);
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}
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// optimized implementation
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template<class Archive>
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void serialize_optimized(Archive &ar, const unsigned int version, mpl::true_ )
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{
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boost::serialization::split_member(ar, *this, version);
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}
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// default implementation
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template<class Archive>
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void save(Archive &ar, const unsigned int version) const
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{
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ar.save_array(*this,version);
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}
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// default implementation
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template<class Archive>
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void load(Archive &ar, const unsigned int version)
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{
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ar.load_array(*this,version);
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}
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// default implementation
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template<class Archive>
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void serialize(Archive &ar, const unsigned int version)
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{
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typedef BOOST_DEDUCED_TYPENAME
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boost::serialization::use_array_optimization<Archive>::template apply<
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BOOST_DEDUCED_TYPENAME remove_const< T >::type
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>::type use_optimized;
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serialize_optimized(ar,version,use_optimized());
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}
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value_type* address() const
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{
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return m_t;
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}
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std::size_t count() const
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{
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return m_element_count;
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}
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private:
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value_type* m_t;
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std::size_t m_element_count;
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};
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template<class T>
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inline
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#ifndef BOOST_NO_FUNCTION_TEMPLATE_ORDERING
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const
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#endif
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array< T > make_array( T* t, std::size_t s){
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return array< T >(t, s);
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}
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template <class Archive, class T, std::size_t N>
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void serialize(Archive& ar, boost::array<T,N>& a, const unsigned int /* version */)
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{
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ar & boost::serialization::make_nvp("elems",a.elems);
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}
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} } // end namespace boost::serialization
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#ifdef __BORLANDC__
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// ignore optimizations for Borland
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#define BOOST_SERIALIZATION_USE_ARRAY_OPTIMIZATION(Archive)
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#else
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#define BOOST_SERIALIZATION_USE_ARRAY_OPTIMIZATION(Archive) \
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namespace boost { namespace serialization { \
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template <> struct use_array_optimization<Archive> { \
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template <class ValueType> \
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struct apply : boost::mpl::apply1<Archive::use_array_optimization \
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, BOOST_DEDUCED_TYPENAME boost::remove_const<ValueType>::type \
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>::type {}; \
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}; }}
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#endif // __BORLANDC__
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#endif //BOOST_SERIALIZATION_ARRAY_HPP
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