X-Git-Url: https://juplo.de/gitweb/?a=blobdiff_plain;f=src%2Fmain%2Fjava%2Fde%2Fjuplo%2Fkafka%2FApplicationConfiguration.java;h=93db3b541fc6e06948f12d2aaa0b5c592e861331;hb=eba11d4859d1e2b936bcd9e8075986b5179b32ea;hp=1c6976010e7a1080df53f4590c4249569c5c1a10;hpb=9fe70ad96d2b5a9ed0581057da54facba859ad1f;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 1c69760..93db3b5 100644
--- a/src/main/java/de/juplo/kafka/ApplicationConfiguration.java
+++ b/src/main/java/de/juplo/kafka/ApplicationConfiguration.java
@@ -3,8 +3,10 @@ package de.juplo.kafka;
 import org.apache.kafka.clients.consumer.KafkaConsumer;
 import org.apache.kafka.common.serialization.StringDeserializer;
 import org.springframework.boot.context.properties.EnableConfigurationProperties;
+import org.springframework.context.ConfigurableApplicationContext;
 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;
@@ -38,6 +40,7 @@ public class ApplicationConfiguration
       ApplicationRecordHandler recordHandler,
       AdderResults adderResults,
       StateRepository stateRepository,
+      KafkaConsumer<String, Message> consumer,
       ApplicationProperties properties)
   {
     return new ApplicationRebalanceListener(
@@ -48,9 +51,10 @@ public class ApplicationConfiguration
   }
 
   @Bean
-  public EndlessConsumer<String, String> endlessConsumer(
-      KafkaConsumer<String, String> kafkaConsumer,
+  public EndlessConsumer<String, Message> endlessConsumer(
+      KafkaConsumer<String, Message> kafkaConsumer,
       ExecutorService executor,
+      ConfigurableApplicationContext applicationContext,
       ApplicationRebalanceListener rebalanceListener,
       ApplicationRecordHandler recordHandler,
       ApplicationProperties properties)
@@ -58,6 +62,7 @@ public class ApplicationConfiguration
     return
         new EndlessConsumer<>(
             executor,
+            applicationContext,
             properties.getClientId(),
             properties.getTopic(),
             kafkaConsumer,
@@ -72,19 +77,23 @@ public class ApplicationConfiguration
   }
 
   @Bean(destroyMethod = "close")
-  public KafkaConsumer<String, String> kafkaConsumer(ApplicationProperties properties)
+  public KafkaConsumer<String, Message> 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("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", 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);
   }