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This commit is contained in:
Amol Gote 2023-10-31 22:04:32 -04:00
parent feca50daca
commit 88f85963bb
2 changed files with 6 additions and 5 deletions
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4
apache-kafka-2/src/main/java/com/baeldung/kafka/message/ordering/ConsumerConfigurations.java
View File

@ -16,7 +16,7 @@ import java.util.Properties;
public class ConsumerConfigurations {
public static void main(String[] args) {
Properties props = new Properties();
props.put(ConsumerConfig.BOOTSTRAP_SERVERS_CONFIG, "localhost:9092");
props.put(ConsumerConfig.BOOTSTRAP_SERVERS_CONFIG, Config.KAFKA_LOCAL);
props.put(ConsumerConfig.GROUP_ID_CONFIG, "test-group");
props.put(ConsumerConfig.KEY_DESERIALIZER_CLASS_CONFIG, StringDeserializer.class.getName());
props.put(ConsumerConfig.VALUE_DESERIALIZER_CLASS_CONFIG, StringDeserializer.class.getName());
@ -24,7 +24,7 @@ public class ConsumerConfigurations {
props.put(ConsumerConfig.FETCH_MIN_BYTES_CONFIG, "1");
props.put(ConsumerConfig.FETCH_MAX_WAIT_MS_CONFIG, "500");
Consumer<String, String> consumer = new KafkaConsumer<>(props);
consumer.subscribe(Collections.singletonList("multi_partition_topic"));
consumer.subscribe(Collections.singletonList(Config.MULTI_PARTITION_TOPIC));
while (true) {
ConsumerRecords<String, String> records = consumer.poll(Duration.ofMillis(100));

7
apache-kafka-2/src/main/java/com/baeldung/kafka/message/ordering/ProducerConfigurations.java
View File

@ -16,14 +16,15 @@ public class ProducerConfigurations {
props.put(ProducerConfig.MAX_IN_FLIGHT_REQUESTS_PER_CONNECTION, "1");
props.put(ProducerConfig.BATCH_SIZE_CONFIG, "16384");
props.put(ProducerConfig.LINGER_MS_CONFIG, "5");
props.put(ProducerConfig.ENABLE_IDEMPOTENCE_CONFIG, "true");
KafkaProducer<String, String> producer = new KafkaProducer<>(props);
for (int i = 0; i < 10; i++) {
String key = "Key-" + (i % 3); // Assuming 3 partitions
producer.send(new ProducerRecord<>("multi_partition_topic", key, "Message-" + i));
String key = "Key-" + (i % 5); // Assuming 5 partitions
producer.send(new ProducerRecord<>(Config.MULTI_PARTITION_TOPIC, key, "Message-" + i));
}
producer.close();
System.out.println("MultiPartitionProducer Completed.");
System.out.println("Producer Configurations Completed.");
}
}