io.micronaut.configuration.kafka.processor

Class KafkaConsumerProcessor

java.lang.Object

io.micronaut.configuration.kafka.processor.KafkaConsumerProcessor

All Implemented Interfaces:

io.micronaut.context.processor.AnnotationProcessor<KafkaListener,io.micronaut.inject.ExecutableMethod<?,?>>, io.micronaut.context.processor.ExecutableMethodProcessor<KafkaListener>, java.lang.AutoCloseable

@Singleton
 @Requires(beans=KafkaDefaultConfiguration.class)
public class KafkaConsumerProcessor
extends java.lang.Object
implements io.micronaut.context.processor.ExecutableMethodProcessor<KafkaListener>, java.lang.AutoCloseable

A ExecutableMethodProcessor that will process all beans annotated with KafkaListener and create and subscribe the relevant methods as consumers to Kafka topics.

Since:

1.0

Author:

Graeme Rocher

Constructor Summary

Constructors

Constructor and Description

KafkaConsumerProcessor(java.util.concurrent.ExecutorService executorService, io.micronaut.runtime.ApplicationConfiguration applicationConfiguration, io.micronaut.context.BeanContext beanContext, AbstractKafkaConsumerConfiguration defaultConsumerConfiguration, ConsumerRecordBinderRegistry binderRegistry, BatchConsumerRecordsBinderRegistry batchBinderRegistry, SerdeRegistry serdeRegistry, KafkaProducerRegistry producerRegistry, KafkaListenerExceptionHandler exceptionHandler) Creates a new processor using the given ExecutorService to schedule consumers on.

Method Summary

Modifier and Type	Method and Description
void	close()
void	process(io.micronaut.inject.BeanDefinition<?> beanDefinition, io.micronaut.inject.ExecutableMethod<?,?> method)

Methods inherited from class java.lang.Object

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

Constructor Detail

KafkaConsumerProcessor

public KafkaConsumerProcessor(@Named(value="consumer")
                              java.util.concurrent.ExecutorService executorService,
                              io.micronaut.runtime.ApplicationConfiguration applicationConfiguration,
                              io.micronaut.context.BeanContext beanContext,
                              AbstractKafkaConsumerConfiguration defaultConsumerConfiguration,
                              ConsumerRecordBinderRegistry binderRegistry,
                              BatchConsumerRecordsBinderRegistry batchBinderRegistry,
                              SerdeRegistry serdeRegistry,
                              KafkaProducerRegistry producerRegistry,
                              KafkaListenerExceptionHandler exceptionHandler)

Creates a new processor using the given ExecutorService to schedule consumers on.

Parameters:

executorService - The executor service

applicationConfiguration - The application configuration

beanContext - The bean context

defaultConsumerConfiguration - The default consumer config

binderRegistry - The ConsumerRecordBinderRegistry

batchBinderRegistry - The BatchConsumerRecordsBinderRegistry

serdeRegistry - The Serde registry

producerRegistry - The KafkaProducerRegistry

exceptionHandler - The exception handler to use

Method Detail

process

public void process(io.micronaut.inject.BeanDefinition<?> beanDefinition,
                    io.micronaut.inject.ExecutableMethod<?,?> method)

Specified by:

process in interface io.micronaut.context.processor.AnnotationProcessor<KafkaListener,io.micronaut.inject.ExecutableMethod<?,?>>

Specified by:

process in interface io.micronaut.context.processor.ExecutableMethodProcessor<KafkaListener>

close

@PreDestroy
public void close()

Specified by:

close in interface java.lang.AutoCloseable