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Merge branch 'kafka/message-ordering-BAEL-6796' of https://github.com/aamolgote/tutorials into kafka/message-ordering-BAEL-6796

This commit is contained in:
Amol Gote 2023-10-15 16:01:54 -04:00
parent 2dd76f7e78 e35327cade
commit c4a467b60a
4 changed files with 14 additions and 6 deletions
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4
apache-kafka-2/src/main/java/com/baeldung/kafka/message/ordering/MultiPartitionProducer.java
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@ -10,8 +10,8 @@ public class MultiPartitionProducer {
public static void main(String[] args) {
Properties props = new Properties();
props.put("bootstrap.servers", "localhost:9092");
props.put("key.serializer", "org.apache.kafka.common.serialization.StringSerializer");
props.put("value.serializer", "com.baeldung.kafka.message.ordering.serialization.JacksonSerializer");
props.put(ProducerConfig.KEY_SERIALIZER_CLASS_CONFIG, "org.apache.kafka.common.serialization.StringSerializer");
props.put(ProducerConfig.VALUE_SERIALIZER_CLASS_CONFIG, "com.baeldung.kafka.message.ordering.serialization.JacksonSerializer");
KafkaProducer<String, Message> producer = new KafkaProducer<>(props);
for (long insertPosition = 1; insertPosition <= 10 ; insertPosition++) {

8
apache-kafka-2/src/main/java/com/baeldung/kafka/message/ordering/ProducerConfigurations.java
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@ -9,11 +9,11 @@ import java.util.Properties;
public class ProducerConfigurations {
public static void main(String[] args) {
Properties props = new Properties();
props.put("bootstrap.servers", "localhost:9092");
props.put(ProducerConfig.BOOTSTRAP_SERVERS_CONFIG, "localhost:9092");
props.put("key.serializer", "org.apache.kafka.common.serialization.StringSerializer");
props.put("value.serializer", "org.apache.kafka.common.serialization.StringSerializer");
props.put("max.in.flight.requests.per.connection", "1");
props.put("batch.size", "16384");
props.put(ProducerConfig.VALUE_SERIALIZER_CLASS_CONFIG, "org.apache.kafka.common.serialization.StringSerializer");
props.put(ProducerConfig.MAX_IN_FLIGHT_REQUESTS_PER_CONNECTION, "1");
props.put(ProducerConfig.BATCH_SIZE_CONFIG, "16384");
props.put(ProducerConfig.LINGER_MS_CONFIG, "5");
KafkaProducer<String, String> producer = new KafkaProducer<>(props);

4
apache-kafka-2/src/main/java/com/baeldung/kafka/message/ordering/serialization/JacksonDeserializer.java
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@ -4,6 +4,10 @@ import org.apache.kafka.common.serialization.Deserializer;
import java.util.Map;
/**
* Configured via {@link org.apache.kafka.clients.consumer.ConsumerConfig#VALUE_DESERIALIZER_CLASS_CONFIG}
*/
@SuppressWarnings("unused")
public class JacksonDeserializer<T> implements Deserializer<T> {
private final ObjectMapper objectMapper = new ObjectMapper();
private Class<T> type;

4
apache-kafka-2/src/main/java/com/baeldung/kafka/message/ordering/serialization/JacksonSerializer.java
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@ -3,6 +3,10 @@ package com.baeldung.kafka.message.ordering.serialization;
import com.fasterxml.jackson.databind.ObjectMapper;
import org.apache.kafka.common.serialization.Serializer;
/**
* Configured via {@link org.apache.kafka.clients.producer.ProducerConfig#VALUE_SERIALIZER_CLASS_CONFIG}
*/
@SuppressWarnings("unused")
public class JacksonSerializer<T> implements Serializer<T> {
private final ObjectMapper objectMapper = new ObjectMapper();