sourceProperties.put("isolation.level", "read_committed"); FlinkKafkaConsumer ConsumerKafka...= new FlinkKafkaConsumer("*****", new SimpleStringSchema(), sourceProperties); ConsumerKafka.setStartFromEarliest...(); DataStreamSource dataStreamSource = env.addSource(ConsumerKafka); dataStreamSource.print
} return "success"; } } /** * @author keying */ @Component public class ConsumerKafka
New Consumer API val kafkaDStream: DStream[ConsumerRecord[String, String]] = StreamingContextUtils.consumerKafka...New Consumer API val kafkaDStream: DStream[ConsumerRecord[String, String]] = StreamingContextUtils.consumerKafka...New Consumer API val kafkaDStream: DStream[ConsumerRecord[String, String]] = StreamingContextUtils.consumerKafka...New Consumer API val kafkaDStream: DStream[ConsumerRecord[String, String]] = StreamingContextUtils.consumerKafka...New Consumer API val kafkaDStream: DStream[ConsumerRecord[String, String]] = StreamingContextUtils.consumerKafka
消费者构建 目标：实现离线消费者的开发 路径 整体实现的路径 //入口：调用实现消费Kafka，将数据写入Hbase public void main(){ //step1:消费Kafka consumerKafka...(); } //用于消费Kafka数据 public void consumerKafka(){ prop = new Properties() KafkaConsumer consumer
kafka-console-producer.sh --broker-list kafka01:9092,kafka02:19092,kafka03:29092 --topic test>hello >world>edison>zhou（3）模拟Consumerkafka02
java.time.temporal.TemporalUnit; import java.util.Arrays; import java.util.Properties; /** @ fileName:ConsumerKafka...@ description:消息消费者 @ author:zhz @ createTime:2022/1/12 9:30 @ version:1.0.0 */ public class ConsumerKafka
Consumer API val kafkaDStream: DStream[ConsumerRecord[String, String]] = StreamingContextUtils .consumerKafka...Consumer API val kafkaDStream: DStream[ConsumerRecord[String, String]] = StreamingContextUtils .consumerKafka
offset 发送给 leaderleader 根据 offset 等信息定位到 segment（索引文件和日志文件）根据索引文件中的内容，定位到日志文件中该偏移量对应的开始位置读取相应长度的数据并返回给 consumerKafka
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