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Contents
# Copyright (C) 2009-2014 MongoDB Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
module BSON
# Injects behaviour for encoding and decoding time values to
# and from raw bytes as specified by the BSON spec.
#
# @see http://bsonspec.org/#/specification
#
# @since 2.0.0
module Time
# A time is type 0x09 in the BSON spec.
#
# @since 2.0.0
BSON_TYPE = 9.chr.force_encoding(BINARY).freeze
# Get the time as encoded BSON.
#
# @example Get the time as encoded BSON.
# Time.new(2012, 1, 1, 0, 0, 0).to_bson
#
# @return [ String ] The encoded string.
#
# @see http://bsonspec.org/#/specification
#
# @since 2.0.0
def to_bson(encoded = ''.force_encoding(BINARY))
encoded << [ (to_i * 1000) + (usec / 1000) ].pack(Int64::PACK)
end
module ClassMethods
# Deserialize UTC datetime from BSON.
#
# @param [ BSON ] bson The bson representing UTC datetime.
#
# @return [ Time ] The decoded UTC datetime.
#
# @see http://bsonspec.org/#/specification
#
# @since 2.0.0
def from_bson(bson)
seconds, fragment = Int64.from_bson(bson).divmod(1000)
at(seconds, fragment * 1000).utc
end
end
# Register this type when the module is loaded.
#
# @since 2.0.0
Registry.register(BSON_TYPE, ::Time)
end
# Enrich the core Time class with this module.
#
# @since 2.0.0
::Time.send(:include, Time)
::Time.send(:extend, Time::ClassMethods)
end
Version data entries
33 entries across 33 versions & 2 rubygems