@Before
 public void setUp() {
   kafkaTestUtils = new KafkaTestUtils();
   kafkaTestUtils.setup();
   SparkConf sparkConf =
       new SparkConf().setMaster("local[4]").setAppName(this.getClass().getSimpleName());
   ssc = new JavaStreamingContext(sparkConf, Durations.milliseconds(200));
 }