class ProducerConfig extends AbstractConfig {

    @Deprecated
    public static Map<String, Object> addSerializerToConfig(Map<String, Object> configs,
                                                            Serializer<?> keySerializer, Serializer<?> valueSerializer) {
        return appendSerializerToConfig(configs, keySerializer, valueSerializer);
    }

    public  ProducerConfig(Properties props);
    public  ProducerConfig(Map<String, Object> props);
      ProducerConfig(Map<?, ?> props, boolean doLog);

}