39 lines
1.0 KiB
Ruby
39 lines
1.0 KiB
Ruby
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unless defined?(::JSON::JSON_LOADED) and ::JSON::JSON_LOADED
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require 'json'
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end
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# Time serialization/deserialization
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class Time
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# Deserializes JSON string by converting time since epoch to Time
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def self.json_create(object)
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if usec = object.delete('u') # used to be tv_usec -> tv_nsec
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object['n'] = usec * 1000
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end
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if instance_methods.include?(:tv_nsec)
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at(object['s'], Rational(object['n'], 1000))
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else
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at(object['s'], object['n'] / 1000)
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end
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end
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# Returns a hash, that will be turned into a JSON object and represent this
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# object.
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def as_json(*)
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nanoseconds = [ tv_usec * 1000 ]
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respond_to?(:tv_nsec) and nanoseconds << tv_nsec
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nanoseconds = nanoseconds.max
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{
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JSON.create_id => self.class.name,
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's' => tv_sec,
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'n' => nanoseconds,
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}
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end
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# Stores class name (Time) with number of seconds since epoch and number of
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# microseconds for Time as JSON string
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def to_json(*args)
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as_json.to_json(*args)
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end
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end
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