diff options
author | Constantin Michael <constantin@codesynthesis.com> | 2011-04-01 18:08:51 +0200 |
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committer | Boris Kolpackov <boris@codesynthesis.com> | 2011-04-04 18:16:53 +0200 |
commit | 597939bc9e36808d4a65b449f085927f26383c15 (patch) | |
tree | 81d48d83d620f10b3a819c47f7b88dd7b98ae043 /odb/boost/date-time/sqlite/gregorian-traits.hxx | |
parent | 58f7e971bd92c3e07059bba4b9adf205f34a7adb (diff) |
Add SQLite support for Boost profile
Diffstat (limited to 'odb/boost/date-time/sqlite/gregorian-traits.hxx')
-rw-r--r-- | odb/boost/date-time/sqlite/gregorian-traits.hxx | 133 |
1 files changed, 133 insertions, 0 deletions
diff --git a/odb/boost/date-time/sqlite/gregorian-traits.hxx b/odb/boost/date-time/sqlite/gregorian-traits.hxx new file mode 100644 index 0000000..b9ffd4c --- /dev/null +++ b/odb/boost/date-time/sqlite/gregorian-traits.hxx @@ -0,0 +1,133 @@ +// file : odb/boost/date-time/sqlite/gregorian-traits.hxx +// author : Constantin Michael <constantin@codesynthesis.com> +// copyright : Copyright (c) 2009-2011 Code Synthesis Tools CC +// license : GNU GPL v2; see accompanying LICENSE file + +#ifndef ODB_BOOST_DATE_TIME_SQLITE_GREGORIAN_TRAITS_HXX +#define ODB_BOOST_DATE_TIME_SQLITE_GREGORIAN_TRAITS_HXX + +#include <odb/pre.hxx> + +#include <string> +#include <cstddef> // std::size_t +#include <cstring> // std::memcpy +#include <ctime> // std::time_t + +#include <boost/date_time/gregorian/gregorian_types.hpp> // date +#include <boost/date_time/posix_time/posix_time_types.hpp> // time_duration +#include <boost/date_time/gregorian/parsers.hpp> // from_simple_string +#include <boost/date_time/gregorian/formatters.hpp> // to_iso_extended_string +#include <boost/date_time/posix_time/conversion.hpp> // from_time_t + +#include <odb/core.hxx> +#include <odb/details/buffer.hxx> +#include <odb/sqlite/traits.hxx> + +#include <odb/boost/date-time/exceptions.hxx> + +namespace odb +{ + namespace sqlite + { + template <> + class default_value_traits< + ::boost::gregorian::date, details::buffer, id_text> + { + public: + typedef ::boost::gregorian::date date; + typedef date value_type; + typedef date query_type; + typedef details::buffer image_type; + + static void + set_value (date& v, + const details::buffer& i, + std::size_t n, + bool is_null) + { + if (is_null) + v = date (::boost::date_time::not_a_date_time); + else + v = ::boost::gregorian::from_simple_string ( + std::string (i.data (), n)); + } + + static void + set_image (details::buffer& i, + std::size_t& n, + bool& is_null, + const date& v) + { + if (v.is_special ()) + { + if (v.is_not_a_date ()) + is_null = true; + else + throw odb::boost::date_time::special_value (); + } + else + { + is_null = false; + + const std::string& s ( + ::boost::gregorian::to_iso_extended_string (v)); + + n = s.size (); + + if (n > i.capacity ()) + i.capacity (n); + + std::memcpy (i.data (), s.data (), n); + } + } + }; + + template <> + class default_value_traits< + ::boost::gregorian::date, long long, id_integer> + { + public: + typedef ::boost::gregorian::date date; + typedef ::boost::posix_time::time_duration time_duration; + typedef ::boost::posix_time::ptime ptime; + typedef date value_type; + typedef date query_type; + typedef long long image_type; + + static void + set_value (date& v, long long i, bool is_null) + { + if (is_null) + v = date (::boost::date_time::not_a_date_time); + else + v = ::boost::posix_time::from_time_t ( + static_cast<std::time_t> (i)).date (); + } + + static void + set_image (long long& i, bool& is_null, const date& v) + { + if (v.is_special ()) + { + if (v.is_not_a_date ()) + is_null = true; + else + throw odb::boost::date_time::special_value (); + } + else + { + is_null = false; + + ptime epoch (date (1970, 1, 1), time_duration (0, 0, 0)); + i = static_cast<long long> ( + (ptime (v, time_duration (0, 0, 0)) - epoch).ticks () / + time_duration::ticks_per_second ()); + } + } + }; + } +} + +#include <odb/post.hxx> + +#endif // ODB_BOOST_DATE_TIME_SQLITE_GREGORIAN_TRAITS_HXX |