# File lib/new_relic/agent/attribute_filter.rb, line 131
      def apply(attribute_name, default_destinations)
        return DST_NONE if @enabled_destinations == DST_NONE

        destinations   = default_destinations
        attribute_name = attribute_name.to_s

        @rules.each do |rule|
          if rule.match?(attribute_name)
            if rule.is_include
              destinations |= rule.destinations
            else
              destinations &= rule.destinations
            end
          end
        end

        destinations & @enabled_destinations
      end