Kafka Consumer : Required Properties
Properties props = new Properties(); props.put("bootstrap.servers", "Broker-1:9092, Broker-2:9093"); //Cluster membership: partition leader, etc. props.put("key.serializer", "org.apache.kafka.common.serialization.StringSerializer");//used for message serialization and deserialization props.put("value.serializer", "org.apache.kafka.common.serialization.StringSerializer")