class ApacheCrunch::TimeDerivationRule
Derivation rule for elements derived from TimeToken
Public Class Methods
new()
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# File lib/derivation.rb, line 26 def initialize @_derivation_regex = nil @_month_map = {"Jan" => 1, "Feb" => 2, "Mar" => 3, "Apr" => 4, "May" => 5, "Jun" => 6, "Jul" => 7, "Aug" => 8, "Sep" => 9, "Oct" => 10, "Nov" => 11, "Dec" => 12} end
Public Instance Methods
derive(name, source_value)
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# File lib/derivation.rb, line 41 def derive(name, source_value) if @_derivation_regex.nil? @_derivation_regex = Regexp.compile(%q!^\[(\d\d)/([A-Za-z]{3})/(\d\d\d\d):(\d\d):(\d\d):(\d\d)!) end hsh = {} if source_value =~ @_derivation_regex hsh[:year] = $3.to_i hsh[:month] = @_month_map[$2] hsh[:day] = $1.to_i hsh[:hour] = $4.to_i hsh[:minute] = $5.to_i hsh[:second] = $6.to_i end hsh[name] end
source_name()
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# File lib/derivation.rb, line 33 def source_name :time end
target_names()
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# File lib/derivation.rb, line 37 def target_names [:year, :month, :day, :hour, :minute, :second] end