packageorg.example; importorg.apache.kafka.clients.consumer.ConsumerRecord; importorg.apache.kafka.clients.consumer.ConsumerRecords; importorg.apache.kafka.clients.consumer.KafkaConsumer; importjava.time.Duration; importjava.util.Collections; importjava.util.Properties; publicclassSimpleConsumer { publicstaticv...
packagecn.ljh.kafka.kafka_helloworld;importkafka.consumer.ConsumerConfig;importkafka.consumer.KafkaStream;importkafka.javaapi.consumer.ConsumerConnector;importjava.util.HashMap;importjava.util.List;importjava.util.Map;importjava.util.Properties;importjava.util.concurrent.ExecutorService;importjava.util.concurrent...
To run the consumer and producer example, use the following steps: Fork/Clone the repository to your development environment. Install Java JDK 8 or higher. This was tested with Oracle Java 8, but should work under things like OpenJDK as well. ...
Spring Boot自动配置一个;只需将其作为参数添加到factory方法: @Beanpublic ConcurrentKafkaListenerContainerFactory<Object, KafkaExampleRecord> kafkaListenerContainerFactory( ConsumerFactory<Object, KafkaExampleRecord> cf) {... 然而,您也不需要声明容器工厂bean;Boot将为您自动配置它,并自动设置KT(如果定义为bean...
Sample Code The following example shows the main logic code of Kafka Consumer and Kafka Producer. For the complete codes, seecom.huawei.bigdata.flink.examples.WriteIntoKafkaandcom.huawei.flink.example.kafka.ReadFromKafka. // Kafka Producer codepublicclassWriteIntoKafka{publicstaticvoidmain(String[]...
int partition = 0;String stringKey = (String) key;int offset = stringKey.lastIndexOf('.');if (offset > 0) { partition = Integer.parseInt( stringKey.substring(offset+1)) % a_numPartitions;} return partition;} } 2.使⽤Kafka High Level Consumer API接收消息 ConsumerGroupExample.java ...
spring.application.name=kafka-consumer kafka.bootstrap.servers=127.0.0.1:9092 kafka.topic.order=topic-order kafka.group.id=group-order 4、实体类MessageBean package com.example.consumer.controller.entity; import lombok.Data; import java.io.Serializable; ...
注意消费端需要配置成zk的地址,而生产端配置的是kafka的ip和端口。 来自:http://outofmemory.cn/code-snippet/33051/java-kafka-producer-consumer-example
import kafka.javaapi.consumer.SimpleConsumer; import java.util.*; import java.util.Map.Entry; /** * Created by yangjf on 2016/12/18 * Update date: * Time: 11:00 * Describle :获取Kafka的每个分区的最新offset,以及求和 * Result of Test:测试通过 ...
import kafka.javaapi.TopicMetadataRequest; import kafka.javaapi.consumer.SimpleConsumer; import kafka.message.MessageAndOffset; public class SimpleExample { private List<String> m_replicaBrokers = new ArrayList<String>(); public SimpleExample() { ...