X-Git-Url: https://juplo.de/gitweb/?a=blobdiff_plain;f=src%2Fmain%2Fjava%2Fde%2Fjuplo%2Fkafka%2FApplicationConfiguration.java;h=08c827c3ae1ed03524bbaf3f5b9e82b68de84eb0;hb=2eb3c45c9438a20777b0110defa593dd45c64511;hp=6e0445337aea5c641bc46495f4ccaaa66bd2bbf7;hpb=f9890a95d6672e1847e1d9f53a76c95ade877a9b;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 6e04453..08c827c 100644
--- a/src/main/java/de/juplo/kafka/ApplicationConfiguration.java
+++ b/src/main/java/de/juplo/kafka/ApplicationConfiguration.java
@@ -1,50 +1,82 @@
 package de.juplo.kafka;
 
-import org.apache.kafka.clients.consumer.KafkaConsumer;
-import org.apache.kafka.common.serialization.LongDeserializer;
-import org.apache.kafka.common.serialization.StringDeserializer;
+import org.apache.kafka.clients.consumer.Consumer;
+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 java.util.Properties;
+import java.util.Optional;
+import org.springframework.kafka.core.ConsumerFactory;
+
+import java.util.concurrent.ExecutorService;
 import java.util.concurrent.Executors;
 
 
 @Configuration
-@EnableConfigurationProperties(ApplicationProperties.class)
+@EnableConfigurationProperties({ KafkaProperties.class, ApplicationProperties.class })
 public class ApplicationConfiguration
 {
   @Bean
-  public EndlessConsumer endlessConsumer(
-      KafkaConsumer<String, String> kafkaConsumer,
-      ApplicationProperties properties)
+  public ApplicationRecordHandler applicationRecordHandler(
+      AdderResults adderResults,
+      KafkaProperties kafkaProperties,
+      ApplicationProperties applicationProperties)
   {
-    EndlessConsumer consumer =
-        new EndlessConsumer(
-            Executors.newFixedThreadPool(1),
-            properties.getClientId(),
-            properties.getTopic(),
-            kafkaConsumer);
+    return new ApplicationRecordHandler(
+        adderResults,
+        Optional.ofNullable(applicationProperties.getThrottle()),
+        kafkaProperties.getClientId());
+  }
 
-    consumer.start();
+  @Bean
+  public AdderResults adderResults()
+  {
+    return new AdderResults();
+  }
 
-    return consumer;
+  @Bean
+  public ApplicationRebalanceListener rebalanceListener(
+      ApplicationRecordHandler recordHandler,
+      AdderResults adderResults,
+      StateRepository stateRepository,
+      KafkaProperties kafkaProperties)
+  {
+    return new ApplicationRebalanceListener(
+        recordHandler,
+        adderResults,
+        stateRepository,
+        kafkaProperties.getClientId());
   }
 
-  @Bean(destroyMethod = "close")
-  public KafkaConsumer<String, String> kafkaConsumer(ApplicationProperties properties)
+  @Bean
+  public EndlessConsumer<String, Message> endlessConsumer(
+      Consumer<String, Message> kafkaConsumer,
+      ExecutorService executor,
+      ApplicationRebalanceListener rebalanceListener,
+      RecordHandler recordHandler,
+      KafkaProperties kafkaProperties,
+      ApplicationProperties applicationProperties)
   {
-    Properties props = new Properties();
+    return
+        new EndlessConsumer<>(
+            executor,
+            kafkaProperties.getClientId(),
+            applicationProperties.getTopic(),
+            kafkaConsumer,
+            rebalanceListener,
+            recordHandler);
+  }
 
-    props.put("bootstrap.servers", properties.getBootstrapServer());
-    props.put("group.id", properties.getGroupId());
-    props.put("client.id", properties.getClientId());
-    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());
+  @Bean
+  public ExecutorService executor()
+  {
+    return Executors.newSingleThreadExecutor();
+  }
 
-    return new KafkaConsumer<>(props);
+  @Bean(destroyMethod = "close")
+  public Consumer<String, Message> kafkaConsumer(ConsumerFactory<String, Message> factory)
+  {
+    return factory.createConsumer();
   }
 }