# File lib/couch_potato/persistence/callbacks.rb, line 4
      def self.included(base)
        base.extend ClassMethods

        base.class_eval do
          attr_accessor :skip_callbacks
          def self.callbacks
            @callbacks ||= {}
            @callbacks[self.name] ||= {:before_validation => [], :before_validation_on_create => [], 
              :before_validation_on_update => [], :before_validation_on_save => [], :before_create => [], 
              :after_create => [], :before_update => [], :after_update => [],
              :before_save => [], :after_save => [],
              :before_destroy => [], :after_destroy => []}
          end
        end
      end