Map<String, Object> properties = Map.of(
ProducerConfig.KEY_SERIALIZER_CLASS_CONFIG, StringSerializer.class.getName(),
ProducerConfig.VALUE_SERIALIZER_CLASS_CONFIG, JsonSerializer.class.getName(),
Map<String, Object> properties = Map.of(
ProducerConfig.KEY_SERIALIZER_CLASS_CONFIG, StringSerializer.class.getName(),
ProducerConfig.VALUE_SERIALIZER_CLASS_CONFIG, JsonSerializer.class.getName(),