Die Ergebnisse werden gespeichert und sind via REST abrufbar

[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 9b06b09..f83661e 100644 (file)
--- a/src/main/java/de/juplo/kafka/ApplicationConfiguration.java
+++ b/src/main/java/de/juplo/kafka/ApplicationConfiguration.java
@@ -1,8 +1,7 @@
 package de.juplo.kafka;
 
-import org.apache.kafka.clients.consumer.ConsumerRecord;
+import org.apache.kafka.clients.consumer.Consumer;
 import org.apache.kafka.clients.consumer.KafkaConsumer;
-import org.apache.kafka.common.serialization.LongDeserializer;
 import org.apache.kafka.common.serialization.StringDeserializer;
 import org.springframework.boot.context.properties.EnableConfigurationProperties;
 import org.springframework.context.annotation.Bean;
@@ -12,7 +11,6 @@ import java.time.Clock;
 import java.util.Properties;
 import java.util.concurrent.ExecutorService;
 import java.util.concurrent.Executors;
-import java.util.function.Consumer;
 
 
 @Configuration
@@ -20,32 +18,52 @@ import java.util.function.Consumer;
 public class ApplicationConfiguration
 {
   @Bean
-  public Consumer<ConsumerRecord<String, Long>> consumer()
+  public ApplicationRecordHandler recordHandler(AdderResults adderResults)
   {
-    return (record) ->
-    {
-      // Handle record
-    };
+    return new ApplicationRecordHandler(adderResults);
   }
 
   @Bean
-  public EndlessConsumer<String, Long> endlessConsumer(
-      KafkaConsumer<String, Long> kafkaConsumer,
+  public AdderResults adderResults()
+  {
+    return new AdderResults();
+  }
+
+  @Bean
+  public ApplicationRebalanceListener rebalanceListener(
+      ApplicationRecordHandler recordHandler,
+      AdderResults adderResults,
+      StateRepository stateRepository,
+      Consumer<String, String> consumer,
+      ApplicationProperties properties)
+  {
+    return new ApplicationRebalanceListener(
+        recordHandler,
+        adderResults,
+        stateRepository,
+        properties.getClientId(),
+        properties.getTopic(),
+        Clock.systemDefaultZone(),
+        properties.getCommitInterval(),
+        consumer);
+  }
+
+  @Bean
+  public EndlessConsumer<String, String> endlessConsumer(
+      KafkaConsumer<String, String> kafkaConsumer,
       ExecutorService executor,
-      Consumer<ConsumerRecord<String, Long>> handler,
-      PartitionStatisticsRepository repository,
+      ApplicationRebalanceListener rebalanceListener,
+      ApplicationRecordHandler recordHandler,
       ApplicationProperties properties)
   {
     return
         new EndlessConsumer<>(
             executor,
-            repository,
             properties.getClientId(),
             properties.getTopic(),
-            Clock.systemDefaultZone(),
-            properties.getCommitInterval(),
             kafkaConsumer,
-            handler);
+            rebalanceListener,
+            recordHandler);
   }
 
   @Bean
@@ -55,7 +73,7 @@ public class ApplicationConfiguration
   }
 
   @Bean(destroyMethod = "close")
-  public KafkaConsumer<String, Long> kafkaConsumer(ApplicationProperties properties)
+  public KafkaConsumer<String, String> kafkaConsumer(ApplicationProperties properties)
   {
     Properties props = new Properties();
 
@@ -67,7 +85,7 @@ public class ApplicationConfiguration
     props.put("auto.offset.reset", properties.getAutoOffsetReset());
     props.put("metadata.max.age.ms", "1000");
     props.put("key.deserializer", StringDeserializer.class.getName());
-    props.put("value.deserializer", LongDeserializer.class.getName());
+    props.put("value.deserializer", StringDeserializer.class.getName());
 
     return new KafkaConsumer<>(props);
   }