Flink入门(三) 读写kafka

maven配置

<properties>
      <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
      <flink.version>1.6.2</flink.version>
      <fastjson.version>1.2.47</fastjson.version>
</properties>

<dependencies>
     <dependency>
         <groupId>org.apache.flink</groupId>
         <artifactId>flink-java</artifactId>
         <version>${flink.version}</version>
     </dependency>
     <dependency>
         <groupId>org.apache.flink</groupId>
         <artifactId>flink-streaming-java_2.11</artifactId>
         <version>${flink.version}</version>
     </dependency>
      
     <dependency>
         <groupId>org.apache.flink</groupId>
         <artifactId>flink-connector-kafka-0.11_2.11</artifactId>
         <version>${flink.version}</version>
     </