http://mvnrepository.com/artifact/org.apache.kafka/kafka_2.12/1.1.1
<!-- https://mvnrepository.com/artifact/org.apache.kafka/kafka -->
<dependency>
<groupId>org.apache.kafka</groupId>
<artifactId>kafka_2.12</artifactId>
<version>1.1.1</version>
</dependency>
Kafka的Java版写法
https://www.jianshu.com/p/d49460799e5b