103 lines
4.2 KiB
C++
103 lines
4.2 KiB
C++
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// ----------------------------------------------------------------------------
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// Copyright (C) 2002-2006 Marcin Kalicinski
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//
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// Distributed under the Boost Software License, Version 1.0.
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// (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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//
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// For more information, see www.boost.org
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// ----------------------------------------------------------------------------
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#ifndef BOOST_PROPERTY_TREE_PTREE_SERIALIZATION_HPP_INCLUDED
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#define BOOST_PROPERTY_TREE_PTREE_SERIALIZATION_HPP_INCLUDED
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#include <boost/property_tree/ptree.hpp>
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#include <boost/serialization/nvp.hpp>
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#include <boost/serialization/collections_save_imp.hpp>
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#include <boost/serialization/collections_load_imp.hpp>
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#include <boost/serialization/split_free.hpp>
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#include <boost/serialization/utility.hpp>
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namespace boost { namespace property_tree
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{
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///////////////////////////////////////////////////////////////////////////
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// boost::serialization support
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/**
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* Serialize the property tree to the given archive.
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* @note In addition to serializing to regular archives, this supports
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* serializing to archives requiring name-value pairs, e.g. XML
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* archives. However, the output format in the XML archive is not
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* guaranteed to be the same as that when using the Boost.PropertyTree
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* library's @c boost::property_tree::xml_parser::write_xml.
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* @param ar The archive to which to save the serialized property tree.
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* This archive should conform to the concept laid out by the
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* Boost.Serialization library.
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* @param t The property tree to serialize.
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* @param file_version file_version for the archive.
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* @post @c ar will contain the serialized form of @c t.
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*/
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template<class Archive, class K, class D, class C>
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inline void save(Archive &ar,
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const basic_ptree<K, D, C> &t,
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const unsigned int file_version)
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{
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using namespace boost::serialization;
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stl::save_collection<Archive, basic_ptree<K, D, C> >(ar, t);
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ar << make_nvp("data", t.data());
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}
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/**
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* De-serialize the property tree to the given archive.
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* @note In addition to de-serializing from regular archives, this supports
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* loading from archives requiring name-value pairs, e.g. XML
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* archives. The format should be that used by
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* boost::property_tree::save.
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* @param ar The archive from which to load the serialized property tree.
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* This archive should conform to the concept laid out by the
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* Boost.Serialization library.
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* @param t The property tree to de-serialize.
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* @param file_version file_version for the archive.
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* @post @c t will contain the de-serialized data from @c ar.
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*/
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template<class Archive, class K, class D, class C>
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inline void load(Archive &ar,
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basic_ptree<K, D, C> &t,
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const unsigned int file_version)
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{
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using namespace boost::serialization;
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// Load children
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stl::load_collection<Archive,
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basic_ptree<K, D, C>,
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stl::archive_input_seq<Archive,
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basic_ptree<K, D, C> >,
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stl::no_reserve_imp<
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basic_ptree<K, D, C> >
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>(ar, t);
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// Load data (must be after load_collection, as it calls clear())
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ar >> make_nvp("data", t.data());
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}
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/**
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* Load or store the property tree using the given archive.
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* @param ar The archive from which to load or save the serialized property
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* tree. The type of this archive will determine whether saving or
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* loading is performed.
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* @param t The property tree to load or save.
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* @param file_version file_version for the archive.
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*/
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template<class Archive, class K, class D, class C>
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inline void serialize(Archive &ar,
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basic_ptree<K, D, C> &t,
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const unsigned int file_version)
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{
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using namespace boost::serialization;
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split_free(ar, t, file_version);
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}
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} }
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#endif
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