spring:kafka:bootstrap-servers:localhost:9092producer:key-serializer:org.apache.kafka.common.serialization.StringSerializervalue-serializer:org.apache.kafka.common.serialization.StringSerializerconsumer:group-id:my-groupkey-deserializer:org.apache.kafka.common.serialization.StringDeserializervalue-deserializer:org.ap...
Failed to start bean 'org.springframework.kafka.config.internalKafkaListenerEndpointRegistry'; nested exception is java.lang.IllegalStateException: No group.id found in consumer config, container properties, or @KafkaListener annotation; a group.id is required when group management is used. @Component...
server:port:8080spring:kafka:bootstrap-servers:8.140.246.47:9092producer:# 生产者retries:3# 设置大于0的值,则客户端会将发送失败的记录重新发送batch-size:16384buffer-memory:33554432acks:1# 指定消息key和消息体的编解码方式key-serializer:org.apache.kafka.common.serialization.StringSerializervalue-serializer:...
annotation.Configuration; import java.util.HashMap; import java.util.Map; @Configuration public class KafkaProducerConfig { @Value("${spring.kafka.bootstrap-servers}") private String bootstrapServers; @Bean public Map<String, Object> producerConfigs() { Map<String, Object> props = new HashMap<...
springkafka:# kafak服务器地址bootstrap-servers:localhost:9092consumer:# 消费者分组idgroup-id:orde 6、实现消息服务类 packagecom.itheima.service.impl.kafka;importcom.itheima.service.MessageService;importorg.springframework.beans.factory.annotation.Autowired;importorg.springframework.kafka.core.KafkaTemplate;im...
第二步,在application.yml配置文件配置kafka spring:kafka:bootstrap-servers:xxx:9092,xxx:9092,xxx:9092# 消费监听接口监听的主题不存在时,默认会报错listener:missing-topics-fatal:falseproducer:# 当retris为0时,produce不会重复。retirs重发,此时repli节点完全成为leader节点,不会产生消息丢失。retries:0#procedure...
spring:kafka:# kafka 所在IP与 端口 bootstrap-servers:127.0.0.1:9092producer:retries:3# 重试次数 batch-size:16384# 批量大小 buffer-memory:33554432# 生产端缓冲区大小 key-serializer:org.apache.kafka.common.serialization.StringSerializer value-serializer:org.apache.kafka.common.serialization.StringSerializer...
kafkaTemplate.send("itcast-topic", "程序员");return"ok"; } } 4、消息消费者 packagecom.heima.kafka.listener;importorg.springframework.kafka.annotation.KafkaListener;importorg.springframework.stereotype.Component;importorg.springframework.util.StringUtils; ...
本文主要分享下Spring Boot和Spring Kafka如何配置整合,实现发送和接收来自Spring Kafka的消息。 先前我已经分享了Kafka的基本介绍与集群环境搭建方法。关于Kafka的介绍请阅读Apache Kafka简介与安装(一),关于Kafka安装请阅读Apache Kafka安装,关于Kafka集群环境搭建请阅读Apache Kafka集群环境搭建。这里关于服务器环境搭建不在...