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splitter: 1.1.2 - De-/Serialization are both using the default-serde
[demos/kafka/wordcount]
/
src
/
main
/
java
/
de
/
juplo
/
kafka
/
wordcount
/
splitter
/
SplitterStreamProcessor.java
diff --git
a/src/main/java/de/juplo/kafka/wordcount/splitter/SplitterStreamProcessor.java
b/src/main/java/de/juplo/kafka/wordcount/splitter/SplitterStreamProcessor.java
index
5e4930d
..
86d5bbd
100644
(file)
--- a/
src/main/java/de/juplo/kafka/wordcount/splitter/SplitterStreamProcessor.java
+++ b/
src/main/java/de/juplo/kafka/wordcount/splitter/SplitterStreamProcessor.java
@@
-6,12
+6,12
@@
import org.apache.kafka.common.serialization.Serdes;
import org.apache.kafka.streams.KafkaStreams;
import org.apache.kafka.streams.StreamsBuilder;
import org.apache.kafka.streams.StreamsConfig;
import org.apache.kafka.streams.KafkaStreams;
import org.apache.kafka.streams.StreamsBuilder;
import org.apache.kafka.streams.StreamsConfig;
-import org.apache.kafka.streams.kstream.Consumed;
import org.apache.kafka.streams.kstream.KStream;
import org.apache.kafka.streams.kstream.KStream;
-import org.apache.kafka.streams.kstream.Produced;
import org.springframework.boot.SpringApplication;
import org.springframework.context.ConfigurableApplicationContext;
import org.springframework.boot.SpringApplication;
import org.springframework.context.ConfigurableApplicationContext;
+import org.springframework.kafka.support.serializer.JsonDeserializer;
import org.springframework.kafka.support.serializer.JsonSerde;
import org.springframework.kafka.support.serializer.JsonSerde;
+import org.springframework.kafka.support.serializer.JsonSerializer;
import org.springframework.stereotype.Component;
import jakarta.annotation.PostConstruct;
import org.springframework.stereotype.Component;
import jakarta.annotation.PostConstruct;
@@
-39,12
+39,7
@@
public class SplitterStreamProcessor
{
StreamsBuilder builder = new StreamsBuilder();
{
StreamsBuilder builder = new StreamsBuilder();
- JsonSerde<Recording> recordSerde =
- new JsonSerde<>(Recording.class).ignoreTypeHeaders();
-
- KStream<String, Recording> source = builder.stream(
- properties.getInputTopic(),
- Consumed.with(Serdes.String(), recordSerde));
+ KStream<String, Recording> source = builder.stream(properties.getInputTopic());
source
.flatMapValues(recording -> Arrays
source
.flatMapValues(recording -> Arrays
@@
-56,8
+51,11
@@
public class SplitterStreamProcessor
Properties props = new Properties();
props.put(StreamsConfig.APPLICATION_ID_CONFIG, properties.getApplicationId());
props.put(StreamsConfig.BOOTSTRAP_SERVERS_CONFIG, properties.getBootstrapServer());
Properties props = new Properties();
props.put(StreamsConfig.APPLICATION_ID_CONFIG, properties.getApplicationId());
props.put(StreamsConfig.BOOTSTRAP_SERVERS_CONFIG, properties.getBootstrapServer());
- props.put(StreamsConfig.DEFAULT_KEY_SERDE_CLASS_CONFIG, Serdes.String
().getClass()
.getName());
+ props.put(StreamsConfig.DEFAULT_KEY_SERDE_CLASS_CONFIG, Serdes.String
Serde.class
.getName());
props.put(StreamsConfig.DEFAULT_VALUE_SERDE_CLASS_CONFIG, JsonSerde.class.getName());
props.put(StreamsConfig.DEFAULT_VALUE_SERDE_CLASS_CONFIG, JsonSerde.class.getName());
+ props.put(JsonDeserializer.TRUSTED_PACKAGES, Recording.class.getName() );
+ props.put(JsonDeserializer.VALUE_DEFAULT_TYPE, Recording.class.getName());
+ props.put(JsonSerializer.ADD_TYPE_INFO_HEADERS, false);
props.put(ConsumerConfig.AUTO_OFFSET_RESET_CONFIG, "earliest");
streams = new KafkaStreams(builder.build(), props);
props.put(ConsumerConfig.AUTO_OFFSET_RESET_CONFIG, "earliest");
streams = new KafkaStreams(builder.build(), props);