X-Git-Url: http://juplo.de/gitweb/?a=blobdiff_plain;f=src%2Fmain%2Fjava%2Fde%2Fjuplo%2Fkafka%2FApplicationConfiguration.java;h=f8bf8576eb6b0ae99f12699c373a3f00bebaf29d;hb=f095f71a104fcde025a63f87ba75eb5cb3136656;hp=156b5a075a099297908905e8bc131894e5c00e6c;hpb=caed9441a9303af071a572405ae4a665d60faae7;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 156b5a0..f8bf857 100644
--- a/src/main/java/de/juplo/kafka/ApplicationConfiguration.java
+++ b/src/main/java/de/juplo/kafka/ApplicationConfiguration.java
@@ -1,31 +1,29 @@
 package de.juplo.kafka;
 
-import org.apache.kafka.clients.consumer.KafkaConsumer;
-import org.apache.kafka.common.serialization.StringDeserializer;
+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.support.serializer.JsonDeserializer;
 
 import java.util.Optional;
-import java.util.Properties;
-import java.util.concurrent.ExecutorService;
-import java.util.concurrent.Executors;
+
+import org.springframework.kafka.config.KafkaListenerEndpointRegistry;
 
 
 @Configuration
-@EnableConfigurationProperties(ApplicationProperties.class)
+@EnableConfigurationProperties({ KafkaProperties.class, ApplicationProperties.class })
 public class ApplicationConfiguration
 {
   @Bean
-  public ApplicationRecordHandler recordHandler(
+  public ApplicationRecordHandler applicationRecordHandler(
       AdderResults adderResults,
-      ApplicationProperties properties)
+      KafkaProperties kafkaProperties,
+      ApplicationProperties applicationProperties)
   {
     return new ApplicationRecordHandler(
         adderResults,
-        Optional.ofNullable(properties.getThrottle()),
-        properties.getClientId());
+        Optional.ofNullable(applicationProperties.getThrottle()),
+        kafkaProperties.getClientId());
   }
 
   @Bean
@@ -39,58 +37,33 @@ public class ApplicationConfiguration
       ApplicationRecordHandler recordHandler,
       AdderResults adderResults,
       StateRepository stateRepository,
-      ApplicationProperties properties)
+      KafkaProperties kafkaProperties)
   {
     return new ApplicationRebalanceListener(
         recordHandler,
         adderResults,
         stateRepository,
-        properties.getClientId());
+        kafkaProperties.getClientId());
   }
 
   @Bean
-  public EndlessConsumer<String, Message> endlessConsumer(
-      KafkaConsumer<String, Message> kafkaConsumer,
-      ExecutorService executor,
-      ApplicationRebalanceListener rebalanceListener,
-      ApplicationRecordHandler recordHandler,
-      ApplicationProperties properties)
+  public ApplicationErrorHandler applicationErrorHandler()
   {
-    return
-        new EndlessConsumer<>(
-            executor,
-            properties.getClientId(),
-            properties.getTopic(),
-            kafkaConsumer,
-            rebalanceListener,
-            recordHandler);
+    return new ApplicationErrorHandler();
   }
 
   @Bean
-  public ExecutorService executor()
-  {
-    return Executors.newSingleThreadExecutor();
-  }
-
-  @Bean(destroyMethod = "close")
-  public KafkaConsumer<String, Message> kafkaConsumer(ApplicationProperties properties)
+  public EndlessConsumer<String, Message> endlessConsumer(
+      RecordHandler recordHandler,
+      ApplicationErrorHandler errorHandler,
+      KafkaProperties kafkaProperties,
+      KafkaListenerEndpointRegistry endpointRegistry)
   {
-    Properties props = new Properties();
-
-    props.put("bootstrap.servers", properties.getBootstrapServer());
-    props.put("partition.assignment.strategy", "org.apache.kafka.clients.consumer.StickyAssignor");
-    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", JsonDeserializer.class.getName());
-    props.put(JsonDeserializer.TRUSTED_PACKAGES, "de.juplo.kafka");
-    props.put(JsonDeserializer.TYPE_MAPPINGS,
-      Message.Type.ADD + ":" + MessageAddNumber.class.getName() + "," +
-      Message.Type.CALC + ":" + MessageCalculateSum.class.getName());
-
-    return new KafkaConsumer<>(props);
+    return
+        new EndlessConsumer<>(
+            kafkaProperties.getClientId(),
+            endpointRegistry,
+            errorHandler,
+            recordHandler);
   }
 }