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Diffstat (limited to 'libodb-boost/odb/boost/date-time/mysql/posix-time-traits.hxx')
| -rw-r--r-- | libodb-boost/odb/boost/date-time/mysql/posix-time-traits.hxx | 238 |
1 files changed, 238 insertions, 0 deletions
diff --git a/libodb-boost/odb/boost/date-time/mysql/posix-time-traits.hxx b/libodb-boost/odb/boost/date-time/mysql/posix-time-traits.hxx new file mode 100644 index 0000000..28c42c1 --- /dev/null +++ b/libodb-boost/odb/boost/date-time/mysql/posix-time-traits.hxx @@ -0,0 +1,238 @@ +// file : odb/boost/date-time/mysql/posix-time-traits.hxx +// license : GNU GPL v2; see accompanying LICENSE file + +#ifndef ODB_BOOST_DATE_TIME_MYSQL_POSIX_TIME_TRAITS_HXX +#define ODB_BOOST_DATE_TIME_MYSQL_POSIX_TIME_TRAITS_HXX + +#include <odb/pre.hxx> + +#include <cstdlib> // std::abs + +#include <boost/date_time/posix_time/posix_time_types.hpp> + +#include <odb/core.hxx> +#include <odb/mysql/traits.hxx> +#include <odb/boost/date-time/exceptions.hxx> + +namespace odb +{ + namespace mysql + { + template <> + struct default_value_traits< ::boost::posix_time::ptime, id_datetime> + { + typedef ::boost::posix_time::ptime ptime; + typedef ::boost::posix_time::time_duration time_duration; + typedef ::boost::gregorian::date date; + typedef ptime value_type; + typedef ptime query_type; + typedef MYSQL_TIME image_type; + + static void + set_value (ptime& v, const MYSQL_TIME& i, bool is_null) + { + if (is_null) + v = ptime (::boost::date_time::not_a_date_time); + else + { + // Since MySQL 5.6.4, the microseconds part is no longer ignored. + // + unsigned long long fract_s (i.second_part); + fract_s = fract_s * time_duration::ticks_per_second () / 1000000ULL; + + v = ptime ( + date (i.year, i.month, i.day), + time_duration ( + i.hour, + i.minute, + i.second, + static_cast<time_duration::fractional_seconds_type> (fract_s))); + } + } + + static void + set_image (MYSQL_TIME& i, bool& is_null, const ptime& v) + { + if (v.is_special ()) + { + if (v.is_not_a_date_time ()) + is_null = true; + else + throw odb::boost::date_time::special_value (); + } + else + { + is_null = false; + i.neg = false; + + const date& d (v.date ()); + i.year = d.year (); + i.month = d.month (); + i.day = d.day (); + + const time_duration& t (v.time_of_day ()); + i.hour = t.hours (); + i.minute = t.minutes (); + i.second = t.seconds (); + + unsigned long long ms (t.fractional_seconds ()); + ms = ms * 1000000ULL / time_duration::ticks_per_second (); + i.second_part = static_cast<unsigned long> (ms); + } + } + }; + + template <> + struct default_value_traits< ::boost::posix_time::ptime, id_timestamp> + { + typedef ::boost::posix_time::ptime ptime; + typedef ::boost::posix_time::time_duration time_duration; + typedef ::boost::gregorian::date date; + typedef ptime value_type; + typedef ptime query_type; + typedef MYSQL_TIME image_type; + + static void + set_value (ptime& v, const MYSQL_TIME& i, bool is_null) + { + if (is_null) + v = ptime (::boost::date_time::not_a_date_time); + else + { + // Since MySQL 5.6.4, the microseconds part is no longer ignored. + // + unsigned long long fract_s (i.second_part); + fract_s = fract_s * time_duration::ticks_per_second () / 1000000ULL; + + v = ptime ( + date (i.year, i.month, i.day), + time_duration ( + i.hour, + i.minute, + i.second, + static_cast<time_duration::fractional_seconds_type> (fract_s))); + } + } + + static void + set_image (MYSQL_TIME& i, bool& is_null, const ptime& v) + { + if (v.is_special ()) + { + if (v.is_not_a_date_time ()) + is_null = true; + else + throw odb::boost::date_time::special_value (); + } + else if (v < ptime (date (1970, ::boost::date_time::Jan, 1), + time_duration (0, 0, 1)) || + v > ptime (date (2038, ::boost::date_time::Jan, 19), + time_duration (3, 14, 7))) + throw odb::boost::date_time::value_out_of_range (); + else + { + is_null = false; + i.neg = false; + + const date& d (v.date ()); + i.year = d.year (); + i.month = d.month (); + i.day = d.day (); + + const time_duration& t (v.time_of_day ()); + i.hour = t.hours (); + i.minute = t.minutes (); + i.second = t.seconds (); + + unsigned long long ms (t.fractional_seconds ()); + ms = ms * 1000000ULL / time_duration::ticks_per_second (); + i.second_part = static_cast<unsigned long> (ms); + } + } + }; + + template <> + struct default_value_traits< ::boost::posix_time::time_duration, id_time> + { + typedef ::boost::posix_time::time_duration time_duration; + typedef time_duration value_type; + typedef time_duration query_type; + typedef MYSQL_TIME image_type; + + static const unsigned short max_hours = 838; + + static void + set_value (time_duration& v, const MYSQL_TIME& i, bool is_null) + { + if (is_null) + v = time_duration (::boost::date_time::not_a_date_time); + else + { + // Since MySQL 5.6.4, the microseconds part is no longer ignored. + // + unsigned long long fract_s (i.second_part); + fract_s = fract_s * time_duration::ticks_per_second () / 1000000ULL; + + v = time_duration ( + i.hour, + i.minute, + i.second, + static_cast<time_duration::fractional_seconds_type> (fract_s)); + + if (i.neg) + v = v.invert_sign (); + } + } + + static void + set_image (MYSQL_TIME& i, bool& is_null, const time_duration& v) + { + if (v.is_special ()) + { + if (v.is_not_a_date_time ()) + is_null = true; + else + throw odb::boost::date_time::special_value (); + } + else if (std::abs (v.hours ()) > max_hours) + throw odb::boost::date_time::value_out_of_range (); + else + { + is_null = false; + i.neg = v.is_negative (); + + i.year = 0; + i.month = 0; + i.day = 0; + + i.hour = std::abs (v.hours ()); + i.minute = std::abs (v.minutes ()); + i.second = std::abs (v.seconds ()); + + // Some compilers, e.g., VC8, don't have 64-bit abs() overload. + // + time_duration::fractional_seconds_type sms (v.fractional_seconds ()); + unsigned long long ms (sms >= 0 ? sms : -sms); + ms = ms * 1000000ULL / time_duration::ticks_per_second (); + i.second_part = static_cast<unsigned long> (ms); + } + } + }; + + template <> + struct default_type_traits< ::boost::posix_time::ptime> + { + static const database_type_id db_type_id = id_datetime; + }; + + template <> + struct default_type_traits< ::boost::posix_time::time_duration> + { + static const database_type_id db_type_id = id_time; + }; + } +} + +#include <odb/post.hxx> + +#endif // ODB_BOOST_DATE_TIME_MYSQL_POSIX_TIME_TRAITS_HXX |