- public SimpleConsumer(String broker, String topic, String groupId, String clientId)
- {
- Properties props = new Properties();
- props.put("bootstrap.servers", broker);
- props.put("group.id", groupId); // ID für die Offset-Commits
- props.put("client.id", clientId); // Nur zur Wiedererkennung
- props.put("auto.offset.reset", "earliest"); // Von Beginn an lesen
- props.put("partition.assignment.strategy", "org.apache.kafka.clients.consumer.CooperativeStickyAssignor");
- props.put("key.deserializer", StringDeserializer.class.getName());
- props.put("value.deserializer", StringDeserializer.class.getName());
-
- consumer = new KafkaConsumer<>(props);
-
- this.topic = topic;
- this.id = clientId;
- }
-
-
- public void run()
- {
- try
- {
- log.info("{} - Subscribing to topic test", id);
- consumer.subscribe(Arrays.asList("test"));
- running = true;
-
- while (true)
- {
- ConsumerRecords<String, String> records =
- consumer.poll(Duration.ofSeconds(1));