org.springframework.cloud.stream.binder.kafka.streams

Class KafkaStreamsBindingInformationCatalogue

java.lang.Object

org.springframework.cloud.stream.binder.kafka.streams.KafkaStreamsBindingInformationCatalogue

public class KafkaStreamsBindingInformationCatalogue
extends Object

A catalogue that provides binding information for Kafka Streams target types such as KStream. It also keeps a catalogue for the underlying StreamsBuilderFactoryBean and StreamsConfig associated with various StreamListener methods in the ApplicationContext.

Author:

Soby Chacko

Constructor Summary

Constructors

Constructor and Description
KafkaStreamsBindingInformationCatalogue()

Method Summary

Modifier and Type	Method and Description
void	addDlqProducerFactory(org.springframework.kafka.config.StreamsBuilderFactoryBean streamsBuilderFactoryBean, org.springframework.kafka.core.ProducerFactory<byte[],byte[]> producerFactory)
void	addPreviousKafkaStreamsForApplicationId(String applicationId, org.apache.kafka.streams.KafkaStreams kafkaStreams) Caching the previous KafkaStreams for the applicaiton.id when binding is stopped through actuator.
Map<org.springframework.kafka.config.StreamsBuilderFactoryBean,List<ConsumerProperties>>	getConsumerPropertiesPerSbfb()
List<org.springframework.kafka.core.ProducerFactory<byte[],byte[]>>	getDlqProducerFactories()
List<org.springframework.kafka.core.ProducerFactory<byte[],byte[]>>	getDlqProducerFactory(org.springframework.kafka.config.StreamsBuilderFactoryBean streamsBuilderFactoryBean)
Map<String,org.apache.kafka.streams.KafkaStreams>	getStoppedKafkaStreams() Get all stopped KafkaStreams objects through actuator binding stop.
void	removePreviousKafkaStreamsForApplicationId(String applicationId) Remove the previously cached KafkaStreams object.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

KafkaStreamsBindingInformationCatalogue

public KafkaStreamsBindingInformationCatalogue()

Method Detail

getConsumerPropertiesPerSbfb

public Map<org.springframework.kafka.config.StreamsBuilderFactoryBean,List<ConsumerProperties>> getConsumerPropertiesPerSbfb()

getDlqProducerFactories

public List<org.springframework.kafka.core.ProducerFactory<byte[],byte[]>> getDlqProducerFactories()

getDlqProducerFactory

public List<org.springframework.kafka.core.ProducerFactory<byte[],byte[]>> getDlqProducerFactory(org.springframework.kafka.config.StreamsBuilderFactoryBean streamsBuilderFactoryBean)

addDlqProducerFactory

public void addDlqProducerFactory(org.springframework.kafka.config.StreamsBuilderFactoryBean streamsBuilderFactoryBean,
                                  org.springframework.kafka.core.ProducerFactory<byte[],byte[]> producerFactory)

addPreviousKafkaStreamsForApplicationId

public void addPreviousKafkaStreamsForApplicationId(String applicationId,
                                                    org.apache.kafka.streams.KafkaStreams kafkaStreams)

Caching the previous KafkaStreams for the applicaiton.id when binding is stopped through actuator. See https://github.com/spring-cloud/spring-cloud-stream-binder-kafka/issues/1165

Parameters:

applicationId - application.id

kafkaStreams - KafkaStreams object

removePreviousKafkaStreamsForApplicationId

public void removePreviousKafkaStreamsForApplicationId(String applicationId)

Remove the previously cached KafkaStreams object. See https://github.com/spring-cloud/spring-cloud-stream-binder-kafka/issues/1165

Parameters:

applicationId - application.id

getStoppedKafkaStreams

public Map<String,org.apache.kafka.streams.KafkaStreams> getStoppedKafkaStreams()

Get all stopped KafkaStreams objects through actuator binding stop. See https://github.com/spring-cloud/spring-cloud-stream-binder-kafka/issues/1165

Returns:

stopped KafkaStreams objects map