Key: target.KafkaBrokers,
			Value: func() string {
				var brokers []string
				for _, broker := range cfg.Brokers {
					brokers = append(brokers, broker.String())
				}
				return strings.Join(brokers, config.ValueSeparator)
			}(),
		},
		config.KV{
			Key:   target.KafkaTopic,
			Value: cfg.Topic,
		},
		config.KV{
			Key:   target.KafkaQueueDir,
			Value: cfg.QueueDir,
		},
		config.KV{

                    .desc("Display help information")
                    .get());
            options.addOption(Option.builder(USER_PROPERTY)
                    .numberOfArgs(2)
                    .valueSeparator('=')
                    .desc("Define a user property")
                    .get());
            options.addOption(Option.builder(SHOW_VERSION_AND_EXIT)
                    .longOpt("version")

		kafkaBrokers := env.Get(brokersEnv, kv.Get(target.KafkaBrokers))
		if len(kafkaBrokers) == 0 {
			return nil, config.Errorf("kafka 'brokers' cannot be empty")
		}
		for s := range strings.SplitSeq(kafkaBrokers, config.ValueSeparator) {
			var host *xnet.Host
			host, err = xnet.ParseHost(s)
			if err != nil {
				break
			}
			brokers = append(brokers, *host)
		}
		if err != nil {
			return nil, err
		}