auto-commit-interval: 100 # 自动提交次数 auto-offset-reset: earliest #当默认的消费组启动的时候,会从默认的第一个消费组开始消费。 key-deserializer: org.apache.kafka.common.serialization.StringDeserializer value-deserializer: org.ap
@ComponentpublicclassConsumer{//调用预处理方法@KafkaListener(topics="jing-test",groupId="jing-test")publicvoidgeojsonProcess(String message){try{log.info("接收消息成功:{}:",message);message=message.replace("\"","").replace("\"","");//c1DExampleFc.addGeojson(message);System.out.println(...
#如果'enable.auto.commit'为true,则消费者偏移自动提交给Kafka的频率(以毫秒为单位),默认值为5000。 spring.kafka.consumer.auto-commit-interval; #当Kafka中没有初始偏移量或者服务器上不再存在当前偏移量时该怎么办,默认值为latest,表示自动将偏移重置为最新的偏移量 #可选的值为latest, earliest, none spring...
@Value("${spring.kafka.consumer.enable-auto-commit}")privateBoolean ENABLE_AUTO_COMMIT; @Value("${spring.kafka.consumer.auto-commit-interval}")privateString AUTO_COMMIT_INTERVAL_MS; @Value("${spring.kafka.consumer.auto-offset-reset}")privateString AUTO_OFFSET_RESET; @Value("${spring.kafka.lis...
spring.kafka.consumer.enable-auto-commit=true #自动提交时间间隔,单位ms spring.kafka.consumer.auto-commit-interval=1000 2.3、创建一个消费者 @Component public class BigDataTopicListener { private static final Logger log = LoggerFactory.getLogger(BigDataTopicListener.class); ...
位于Kafka目录下,启动Zookeeper ./bin/ -daemon ./config/zookeeper.properties 1. 位于Kafka目录下,启动Kafka ./bin/ -daemon ./config/server.properties 1. 操作topic # 查询当前broker已创建的topic ./bin/kafka-topics.sh --bootstrap-server localhost:9092 --list ...
default-groupenable-auto-commit:falseauto-offset-reset:earliestkey-deserializer:org.apache.kafka....
spring.kafka.consumer.auto-commit-interval=100 消费的逻辑使用springboot注解,如下: public class KafkaReceiver { @KafkaListener(clientIdPrefix = "consumer-1", topics = {"spring-kafka-demo4"}) public void listen(ConsumerRecord<?, ?> record) { ...
Spring-kafka从1.1版本开始就支持了批量消费,需要在ContainerFactory中设置batchListener=true同时设置消费者参数 max.poll.records 来控制一批的最大记录数量,该参数的缺省值为500。AbstractKafkaListenerContainerFactory类的源码如下: /** * Set to true if this endpoint should create a batch listener. * @param ...
, "sourceType": "org.springframework.boot.autoconfigure.kafka.KafkaProperties$Template" } consumer配置属性 { "name": "spring.kafka.consumer.auto-commit-interval", "type": "java.lang.Integer", "description": "Frequency in milliseconds that the consumer offsets are auto-committed to Kafka\n if ...