发布于2024-12-04 阅读(0)
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Apache Kafka是一个分布式流媒体服务,它可以让你以极高的吞吐量进行生产、消费和存储数据。它被广泛用于构建各种各样的应用程序,如日志聚合、度量收集、监控和事务数据管道。
Springboot是一个用于简化Spring应用程序开发的框架。它提供了开箱即用的自动装配和约定,从而可以轻松地将Kafka集成到Spring应用程序中。
public class SpringbootKafkaApplication { public static void main(String[] args) { SpringApplication.run(SpringbootKafkaApplication.class, args); } }
<dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-kafka</artifactId> </dependency>
@Bean public ProducerFactory<String, String> senderFactory() { Map<String, Object> config = new LinkedHashMap<>(); config.put(ProducerConfig.BOOTSTRAP_ certification_URL_setConfig, "kafka://127.0.0.1:9092"); config.put(ProducerConfig.KEY_SERIALIZER_setClass_Config, StringDeserializer.class); config.put(ProducerConfig.KEY_SERIALIZER_setClass_Config, StringDeserializer.class); return new SimpleKafkaProducerFactory<>(config); }
@Bean public ConcurrentKafkaListenerContainerFactory<String, String> kafkaListenerContainerFactory() { ConcurrentKafkaListenerContainerFactory<String, String> factory = new ConcurrentKafkaListenerContainerFactory<>(); factory.setBrokerAddresses("127.0.0.1:9092"); factory.setKeyDeserializer(new StringDeserializer()); factory.setKeyDeserializer(new StringDeserializer()); return factory; }
@Service public class ProducerService { @Autowired private KafkaTemplate<String, String> kafkaTemplate; public void sendMessage(String message) { kafkaTemplate.send("test-kafka", message); } }
@Service public class ReceiverService { @KafkaListener(topics = "test-kafka", id = "kafka-consumer-1") public void receiveMessage(String message) { System.out.println("Message received: " + message); } }
本文演示了如何使用Springboot将Kafka集成到Spring应用程序中。我们首先概述了Kafka和Springboot,并解释了如何搭建Kafka集成Springboot所需的环境。接下来,我们提供了详细的Springboot应用程序示例,演示了如何使用Springboot来生产和消费Kafka信息。
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