Files
spring-boot-rest/spring-kafka/src/main/java/com/baeldung/spring/kafka/KafkaTopicConfig.java

78 lines
2.1 KiB
Java

package com.baeldung.spring.kafka;
import java.util.HashMap;
import java.util.Map;
import org.apache.kafka.clients.admin.AdminClientConfig;
import org.apache.kafka.clients.admin.NewTopic;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.kafka.core.KafkaAdmin;
@Configuration
public class KafkaTopicConfig {
@Value(value = "${kafka.bootstrapAddress}")
private String bootstrapAddress;
@Value(value = "${message.topic.name}")
private String topicName;
@Value(value = "${long.message.topic.name}")
private String longMsgTopicName;
@Value(value = "${partitioned.topic.name}")
private String partitionedTopicName;
@Value(value = "${filtered.topic.name}")
private String filteredTopicName;
@Value(value = "${greeting.topic.name}")
private String greetingTopicName;
@Value(value = "${multi.type.topic.name}")
private String multiTypeTopicName;
@Bean
public KafkaAdmin kafkaAdmin() {
Map<String, Object> configs = new HashMap<>();
configs.put(AdminClientConfig.BOOTSTRAP_SERVERS_CONFIG, bootstrapAddress);
return new KafkaAdmin(configs);
}
@Bean
public NewTopic topic1() {
return new NewTopic(topicName, 1, (short) 1);
}
@Bean
public NewTopic topic2() {
return new NewTopic(partitionedTopicName, 6, (short) 1);
}
@Bean
public NewTopic topic3() {
return new NewTopic(filteredTopicName, 1, (short) 1);
}
@Bean
public NewTopic topic4() {
return new NewTopic(greetingTopicName, 1, (short) 1);
}
@Bean
public NewTopic topic5() {
NewTopic newTopic = new NewTopic(longMsgTopicName, 1, (short) 1);
Map<String, String> configs = new HashMap<>();
configs.put("max.message.bytes", "20971520");
newTopic.configs(configs);
return newTopic;
}
@Bean
public NewTopic multiTypeTopic() {
return new NewTopic(multiTypeTopicName, 1, (short) 1);
}
}