Konfig-Parameter zum künstlichen Verzögern der Verabeitung eingebaut

[demos/kafka/training] / src / main / java / de / juplo / kafka / ApplicationConfiguration.java

diff --git a/src/main/java/de/juplo/kafka/ApplicationConfiguration.java b/src/main/java/de/juplo/kafka/ApplicationConfiguration.java
index b077a90..4d056c4 100644 (file)
--- 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.Consumer;
 import org.apache.kafka.clients.consumer.KafkaConsumer;
 import org.apache.kafka.common.serialization.StringDeserializer;
 import org.springframework.boot.context.properties.EnableConfigurationProperties;
@@ -8,6 +7,7 @@ import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 
 import java.time.Clock;
+import java.util.Optional;
 import java.util.Properties;
 import java.util.concurrent.ExecutorService;
 import java.util.concurrent.Executors;
@@ -18,25 +18,41 @@ import java.util.concurrent.Executors;
 public class ApplicationConfiguration
 {
   @Bean
-  public WordcountRecordHandler wordcountRecordHandler(
-      PartitionStatisticsRepository repository,
-      Consumer<String, String> consumer,
+  public ApplicationRecordHandler recordHandler(
+      AdderResults adderResults,
       ApplicationProperties properties)
   {
-    return new WordcountRecordHandler(
-        repository,
-        properties.getClientId(),
-        properties.getTopic(),
-        Clock.systemDefaultZone(),
-        properties.getCommitInterval(),
-        consumer);
+    return new ApplicationRecordHandler(
+        adderResults,
+        Optional.ofNullable(properties.getThrottle()));
+  }
+
+  @Bean
+  public AdderResults adderResults()
+  {
+    return new AdderResults();
+  }
+
+  @Bean
+  public ApplicationRebalanceListener rebalanceListener(
+      ApplicationRecordHandler recordHandler,
+      AdderResults adderResults,
+      StateRepository stateRepository,
+      ApplicationProperties properties)
+  {
+    return new ApplicationRebalanceListener(
+        recordHandler,
+        adderResults,
+        stateRepository,
+        properties.getClientId());
   }
 
   @Bean
   public EndlessConsumer<String, String> endlessConsumer(
       KafkaConsumer<String, String> kafkaConsumer,
       ExecutorService executor,
-      WordcountRecordHandler wordcountRecordHandler,
+      ApplicationRebalanceListener rebalanceListener,
+      ApplicationRecordHandler recordHandler,
       ApplicationProperties properties)
   {
     return
@@ -45,7 +61,8 @@ public class ApplicationConfiguration
             properties.getClientId(),
             properties.getTopic(),
             kafkaConsumer,
-            wordcountRecordHandler);
+            rebalanceListener,
+            recordHandler);
   }
 
   @Bean
@@ -63,8 +80,8 @@ public class ApplicationConfiguration
     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("enable.auto.commit", false);
     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", StringDeserializer.class.getName());