# File lib/merb-cache/merb_ext/controller.rb, line 20
    def cache_action(action, conditions = {})
      before("_cache_#{action}_before", conditions.only(:if, :unless).merge(:with => [conditions], :only => action))
      after("_cache_#{action}_after", conditions.only(:if, :unless).merge(:with => [conditions], :only => action))
      alias_method "_cache_#{action}_before", :_cache_before
      alias_method "_cache_#{action}_after",  :_cache_after
    end