juplo.de Git - demos/kafka/training/blob - src/main/java/de/juplo/kafka/ApplicationConfiguration.java

   1 package de.juplo.kafka;
   2
   3 import org.apache.kafka.clients.consumer.Consumer;
   4 import org.springframework.boot.autoconfigure.kafka.KafkaProperties;
   5 import org.springframework.boot.context.properties.EnableConfigurationProperties;
   6 import org.springframework.context.annotation.Bean;
   7 import org.springframework.context.annotation.Configuration;
   8
   9 import org.springframework.core.task.TaskExecutor;
  10 import org.springframework.kafka.core.ConsumerFactory;
  11
  12
  13 @Configuration
  14 @EnableConfigurationProperties({ KafkaProperties.class, ApplicationProperties.class })
  15 public class ApplicationConfiguration
  16 {
  17   @Bean
  18   public SimpleConsumer endlessConsumer(
  19       TaskExecutor taskExecutor,
  20       Consumer<String, String> kafkaConsumer,
  21       KafkaProperties kafkaProperties,
  22       ApplicationProperties applicationProperties)
  23   {
  24     return
  25         new SimpleConsumer(
  26             taskExecutor,
  27             kafkaProperties.getClientId(),
  28             applicationProperties.getTopic(),
  29             kafkaConsumer);
  30   }
  31
  32   @Bean(destroyMethod = "close")
  33   public Consumer<?, ?> kafkaConsumer(ConsumerFactory<?, ?> factory)
  34   {
  35     return factory.createConsumer();
  36   }
  37 }