package de.juplo.kafka;
-import org.apache.kafka.clients.consumer.Consumer;
import org.apache.kafka.clients.consumer.KafkaConsumer;
import org.apache.kafka.common.serialization.LongDeserializer;
import org.apache.kafka.common.serialization.StringDeserializer;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
-import java.time.Clock;
import java.util.Properties;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
public class ApplicationConfiguration
{
@Bean
- public KeyCountingRecordHandler messageCountingRecordHandler()
+ public KeyCountingRecordHandler keyCountingRecordHandler()
{
return new KeyCountingRecordHandler();
}
- @Bean
- public KeyCountingRebalanceListener wordcountRebalanceListener(
- KeyCountingRecordHandler keyCountingRecordHandler,
- PartitionStatisticsRepository repository,
- Consumer<String, Long> consumer,
- ApplicationProperties properties)
- {
- return new KeyCountingRebalanceListener(
- keyCountingRecordHandler,
- repository,
- properties.getClientId(),
- properties.getTopic(),
- Clock.systemDefaultZone(),
- properties.getCommitInterval(),
- consumer);
- }
-
@Bean
public EndlessConsumer<String, Long> endlessConsumer(
KafkaConsumer<String, Long> kafkaConsumer,
ExecutorService executor,
- KeyCountingRebalanceListener keyCountingRebalanceListener,
KeyCountingRecordHandler keyCountingRecordHandler,
ApplicationProperties properties)
{
properties.getClientId(),
properties.getTopic(),
kafkaConsumer,
- keyCountingRebalanceListener,
keyCountingRecordHandler);
}
props.put("partition.assignment.strategy", "org.apache.kafka.clients.consumer.CooperativeStickyAssignor");
props.put("group.id", properties.getGroupId());
props.put("client.id", properties.getClientId());
- props.put("enable.auto.commit", false);
props.put("auto.offset.reset", properties.getAutoOffsetReset());
props.put("auto.commit.interval.ms", (int)properties.getCommitInterval().toMillis());
props.put("metadata.max.age.ms", "1000");