org.aerogear.kafka.cdi.annotation

Annotation Type Consumer

@Inherited
 @Target(value=METHOD)
 @Retention(value=RUNTIME)
 @Documented
public @interface Consumer

Simple annotation for POJO beans, to advertise their one argument methods as a consumer for a given Kafka topic.

Required Element Summary

Required Elements

Modifier and Type	Required Element and Description
String	groupId
String[]	topics

Optional Element Summary

Optional Elements

Modifier and Type	Optional Element and Description
Class<? extends org.apache.kafka.clients.consumer.ConsumerRebalanceListener>	consumerRebalanceListener
int	fetchMaxWaitMs Represents the kafka config property fetch.max.wait.ms.
Class<?>	keyType
String	offset
int	requestTimeoutMs Represents the kafka configuration property request.timeout.ms.
int	retries Number of retries dispatching calls.
int	retryBackoffMs Time in milli seconds to backoff between delivery retries.

Element Detail

topics

public abstract String[] topics

groupId

public abstract String groupId

offset

public abstract String offset

Default:

"latest"

keyType

public abstract Class<?> keyType

Default:

java.lang.String.class

consumerRebalanceListener

public abstract Class<? extends org.apache.kafka.clients.consumer.ConsumerRebalanceListener> consumerRebalanceListener

Default:

org.aerogear.kafka.DefaultConsumerRebalanceListener.class

fetchMaxWaitMs

public abstract int fetchMaxWaitMs

Represents the kafka config property fetch.max.wait.ms. The default value for all consumers can be configured with KafkaConfig.defaultFetchMaxWaitMs().

Default:

-1

retries

public abstract int retries

Number of retries dispatching calls. {code 0} means no retries. The default value for all consumers can be configured with KafkaConfig.defaultConsumerRetries().

Default:

-1

retryBackoffMs

public abstract int retryBackoffMs

Time in milli seconds to backoff between delivery retries. The default value for all consumers can be configured with KafkaConfig.defaultConsumerRetryBackoffMs()}.

Default:

-1

requestTimeoutMs

public abstract int requestTimeoutMs

Represents the kafka configuration property request.timeout.ms. The default value for all consumers can be configured with KafkaConfig.defaultRequestTimeoutMs().

Default:

-1