There's no documentation for this item.

Source Code

# File action_controller/caching/actions.rb, line 40
def self.included(base) #:nodoc:
  base.extend(ClassMethods)
    base.class_eval do
      attr_accessor :rendered_action_cache, :action_cache_path
      alias_method_chain :protected_instance_variables, :action_caching
    end
end