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.producer.KafkaProducer;
   4 import org.apache.kafka.common.serialization.StringSerializer;
   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 java.util.Properties;
  10
  11
  12 @Configuration
  13 @EnableConfigurationProperties(ApplicationProperties.class)
  14 public class ApplicationConfiguration
  15 {
  16   @Bean
  17   public RestProducer restProducer(
  18       ApplicationProperties properties,
  19       KafkaProducer<String, String> kafkaProducer)
  20   {
  21     return
  22         new RestProducer(
  23             properties.getClientId(),
  24             properties.getTopic(),
  25             properties.getPartition(),
  26             kafkaProducer);
  27   }
  28
  29   @Bean(destroyMethod = "close")
  30   public KafkaProducer<String, String> kafkaProducer(ApplicationProperties properties)
  31   {
  32     Properties props = new Properties();
  33     props.put("bootstrap.servers", properties.getBootstrapServer());
  34     props.put("client.id", properties.getClientId());
  35     props.put("acks", properties.getAcks());
  36     props.put("batch.size", properties.getBatchSize());
  37     props.put("delivery.timeout.ms", 20000); // 20 Sekunden
  38     props.put("request.timeout.ms",  10000); // 10 Sekunden
  39     props.put("linger.ms", properties.getLingerMs());
  40     props.put("compression.type", properties.getCompressionType());
  41     props.put("key.serializer", StringSerializer.class.getName());
  42     props.put("value.serializer", StringSerializer.class.getName());
  43
  44     return new KafkaProducer<>(props);
  45   }
  46 }