X-Git-Url: http://juplo.de/gitweb/?a=blobdiff_plain;f=src%2Fmain%2Fjava%2Fde%2Fjuplo%2Fkafka%2FApplicationConfiguration.java;h=6ab716e884c706b70efa566297fad39fb5d2a933;hb=3cf17ad1f308a2cd618c554d1142830469d74978;hp=4c74eb2a66bec2a257eb05a0e83e01dbf7193a4e;hpb=b8bdc40c0441591c1dc5ab5a3922db1c1dca2ed9;p=demos%2Fkafka%2Ftraining

diff --git a/src/main/java/de/juplo/kafka/ApplicationConfiguration.java b/src/main/java/de/juplo/kafka/ApplicationConfiguration.java
index 4c74eb2..6ab716e 100644
--- a/src/main/java/de/juplo/kafka/ApplicationConfiguration.java
+++ b/src/main/java/de/juplo/kafka/ApplicationConfiguration.java
@@ -1,23 +1,26 @@
 package de.juplo.kafka;
 
 import org.apache.kafka.clients.consumer.ConsumerRecord;
+import org.apache.kafka.common.TopicPartition;
+import org.springframework.boot.autoconfigure.kafka.KafkaProperties;
 import org.springframework.boot.context.properties.EnableConfigurationProperties;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
-import org.springframework.kafka.config.ConcurrentKafkaListenerContainerFactory;
-import org.springframework.kafka.config.KafkaListenerContainerFactory;
 import org.springframework.kafka.core.ConsumerFactory;
-import org.springframework.kafka.listener.CommonContainerStoppingErrorHandler;
+import org.springframework.kafka.core.KafkaOperations;
+import org.springframework.kafka.listener.DeadLetterPublishingRecoverer;
+import org.springframework.kafka.listener.DefaultErrorHandler;
+import org.springframework.util.backoff.FixedBackOff;
 
 import java.util.function.Consumer;
 
 
 @Configuration
-@EnableConfigurationProperties(ApplicationProperties.class)
+@EnableConfigurationProperties({ KafkaProperties.class, ApplicationProperties.class })
 public class ApplicationConfiguration
 {
   @Bean
-  public Consumer<ConsumerRecord<String, Long>> consumer()
+  public Consumer<ConsumerRecord<String, ClientMessage>> consumer()
   {
     return (record) ->
     {
@@ -26,20 +29,24 @@ public class ApplicationConfiguration
   }
 
   @Bean
-  public KafkaListenerContainerFactory<?> batchFactory(ConsumerFactory<String, Long> consumerFactory)
+  public DeadLetterPublishingRecoverer recoverer(
+      ApplicationProperties properties,
+      KafkaOperations<?, ?> template)
   {
-    ConcurrentKafkaListenerContainerFactory<String, Long> factory =
-        new ConcurrentKafkaListenerContainerFactory<>();
-
-    factory.setConsumerFactory(consumerFactory);
-    factory.setBatchListener(true);
-
-    return factory;
+    return new DeadLetterPublishingRecoverer(
+        template,
+        (record, exception) -> new TopicPartition(properties.getDlqTopic(), record.partition()));
   }
 
   @Bean
-  public CommonContainerStoppingErrorHandler errorHandler()
+  public DefaultErrorHandler errorHandler(DeadLetterPublishingRecoverer recoverer)
+  {
+    return new DefaultErrorHandler(recoverer, new FixedBackOff(0l, 0l));
+  }
+
+  @Bean(destroyMethod = "close")
+  public org.apache.kafka.clients.consumer.Consumer<String, ClientMessage> kafkaConsumer(ConsumerFactory<String, ClientMessage> factory)
   {
-    return new CommonContainerStoppingErrorHandler();
+    return factory.createConsumer();
   }
 }