# File lib/aws/elb/backend_server_policy_collection.rb, line 123
      def _each_item options = {}

        instance_port = options[:instance_port]

        load_balancer.backend_server_descriptions.each do |desc|
          if instance_port.nil? or desc.instance_port == instance_port
            desc.policy_names.collect do |policy_name|
              policy = load_balancer.policies[policy_name]
              yield(policy)
            end
          end
        end

      end