X-Git-Url: https://juplo.de/gitweb/?a=blobdiff_plain;f=src%2Fmain%2Fjava%2Fde%2Fjuplo%2Fkafka%2FApplicationConfiguration.java;h=7a0a8ad5581bb0c483057fecc4fe6020f1d82735;hb=de0468e4db973312e61ad4894edc092e84655161;hp=f228d853c5b0a6615ad851eb510ca8cc6e872615;hpb=9259b912d4294b7b21b49536ed1cc72175e1b2eb;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 f228d85..7a0a8ad 100644
--- a/src/main/java/de/juplo/kafka/ApplicationConfiguration.java
+++ b/src/main/java/de/juplo/kafka/ApplicationConfiguration.java
@@ -1,6 +1,5 @@
 package de.juplo.kafka;
 
-import org.apache.kafka.clients.consumer.ConsumerRecord;
 import org.apache.kafka.clients.consumer.KafkaConsumer;
 import org.apache.kafka.common.serialization.LongDeserializer;
 import org.apache.kafka.common.serialization.StringDeserializer;
@@ -11,7 +10,6 @@ import org.springframework.context.annotation.Configuration;
 import java.util.Properties;
 import java.util.concurrent.ExecutorService;
 import java.util.concurrent.Executors;
-import java.util.function.Consumer;
 
 
 @Configuration
@@ -19,28 +17,37 @@ import java.util.function.Consumer;
 public class ApplicationConfiguration
 {
   @Bean
-  public Consumer<ConsumerRecord<String, String>> consumer()
+  public KeyCountingRecordHandler keyCountingRecordHandler()
   {
-    return (record) ->
-    {
-      // Handle record
-    };
+    return new KeyCountingRecordHandler();
   }
 
   @Bean
-  public EndlessConsumer endlessConsumer(
-      KafkaConsumer<String, String> kafkaConsumer,
+  public KeyCountingRebalanceListener keyCountingRebalanceListener(
+      KeyCountingRecordHandler keyCountingRecordHandler,
+      ApplicationProperties properties)
+  {
+    return new KeyCountingRebalanceListener(
+        keyCountingRecordHandler,
+        properties.getClientId());
+  }
+
+  @Bean
+  public EndlessConsumer<String, Long> endlessConsumer(
+      KafkaConsumer<String, Long> kafkaConsumer,
       ExecutorService executor,
-      Consumer<ConsumerRecord<String, String>> handler,
+      KeyCountingRebalanceListener keyCountingRebalanceListener,
+      KeyCountingRecordHandler keyCountingRecordHandler,
       ApplicationProperties properties)
   {
     return
-        new EndlessConsumer(
+        new EndlessConsumer<>(
             executor,
             properties.getClientId(),
             properties.getTopic(),
             kafkaConsumer,
-            handler);
+            keyCountingRebalanceListener,
+            keyCountingRecordHandler);
   }
 
   @Bean
@@ -50,14 +57,16 @@ public class ApplicationConfiguration
   }
 
   @Bean(destroyMethod = "close")
-  public KafkaConsumer<String, String> kafkaConsumer(ApplicationProperties properties)
+  public KafkaConsumer<String, Long> kafkaConsumer(ApplicationProperties properties)
   {
     Properties props = new Properties();
 
     props.put("bootstrap.servers", properties.getBootstrapServer());
+    props.put("partition.assignment.strategy", "org.apache.kafka.clients.consumer.CooperativeStickyAssignor");
     props.put("group.id", properties.getGroupId());
     props.put("client.id", properties.getClientId());
     props.put("auto.offset.reset", properties.getAutoOffsetReset());
+    props.put("auto.commit.interval.ms", (int)properties.getCommitInterval().toMillis());
     props.put("metadata.max.age.ms", "1000");
     props.put("key.deserializer", StringDeserializer.class.getName());
     props.put("value.deserializer", LongDeserializer.class.getName());