Package io.smallrye.reactive.messaging.kafka.impl

Class KafkaClientServiceImpl

java.lang.Object

io.smallrye.reactive.messaging.kafka.impl.KafkaClientServiceImpl

All Implemented Interfaces:

KafkaClientService

@ApplicationScoped
public class KafkaClientServiceImpl
extends Object
implements KafkaClientService

Constructor Summary

Constructors

Constructor	Description
KafkaClientServiceImpl()

Method Summary

Modifier and Type	Method	Description
Set<String>	getConsumerChannels()	Get the names of all the Kafka incoming channels managed by this connector.
<K,V> List<KafkaConsumer<K,V>>	getConsumers(String channel)	Gets the list of managed Kafka Consumer for the given channel.
<K,V> KafkaProducer<K,V>	getProducer(String channel)	Gets the managed Kafka Producer for the given channel.
Set<String>	getProducerChannels()	Get the names of all the Kafka outgoing channels managed by this connector.

Methods inherited from class java.lang.Object

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

Methods inherited from interface io.smallrye.reactive.messaging.kafka.KafkaClientService

getConsumer

Constructor Detail

KafkaClientServiceImpl

public KafkaClientServiceImpl()

Method Detail

getConsumers

public <K,V> List<KafkaConsumer<K,V>> getConsumers(String channel)

Description copied from interface: KafkaClientService

Gets the list of managed Kafka Consumer for the given channel. This method returns a reactive consumers, in the order of creation for multi-consumer channels.

Specified by:

getConsumers in interface KafkaClientService

Type Parameters:

K - the type of the key

V - the type of the value

Parameters:

channel - the channel, must not be null

Returns:

the list of consumers, empty list if not found

getProducer

public <K,V> KafkaProducer<K,V> getProducer(String channel)

Description copied from interface: KafkaClientService

Gets the managed Kafka Producer for the given channel. This method returns the reactive producer.

Be aware that most actions require to be run on the Kafka sending thread. You can schedule actions using:

getProducer(channel).runOnSendingThread(c -> { ... })

You can retrieve the low-level client using the KafkaProducer.unwrap() method.

Specified by:

getProducer in interface KafkaClientService

Type Parameters:

K - the type of the key

V - the type of the value

Parameters:

channel - the channel, must not be null

Returns:

the producer, null if not found

getConsumerChannels

public Set<String> getConsumerChannels()

Description copied from interface: KafkaClientService

Get the names of all the Kafka incoming channels managed by this connector.

Specified by:

getConsumerChannels in interface KafkaClientService

Returns:

the names of the Kafka consumer incoming channels.

getProducerChannels

public Set<String> getProducerChannels()

Description copied from interface: KafkaClientService

Get the names of all the Kafka outgoing channels managed by this connector.

Specified by:

getProducerChannels in interface KafkaClientService

Returns:

the names of the Kafka producer outgoing channels.