class ApacheCrunch::ElementValueFetcher
Finds a value from an Entry
. Value may be directly from log or derived.
Public Class Methods
new()
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# File lib/element_value_fetcher.rb, line 4 def initialize @_RawValueFetcher = RawValueFetcher @_DerivedValueFetcher = DerivedValueFetcher end
Public Instance Methods
dep_inject!(raw_value_fetcher_cls, derived_value_fetcher_cls)
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Handles dependency injection
# File lib/element_value_fetcher.rb, line 10 def dep_inject!(raw_value_fetcher_cls, derived_value_fetcher_cls) @_RawValueFetcher = raw_value_fetcher_cls @_DerivedValueFetcher = derived_value_fetcher_cls end
fetch(entry, element_name)
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Returns the value of the element with the given name from the Entry
instance.
So element_name might be :minute or :reqheader_firstline for instance.
# File lib/element_value_fetcher.rb, line 18 def fetch(entry, element_name) v = @_RawValueFetcher.new.fetch(entry, element_name) return v unless v.nil? v = @_DerivedValueFetcher.new.fetch(entry, element_name) return v unless v.nil? nil end