@Override public ObjectInspector getObjectInspector() {
    return objectInspector;
  }
@param kafkaWritable Kafka writable object containing the row plus kafka metadata
@param rowBoat Boat sized to width of the kafka row plus metadata to carry the row to operator upstream.

@throws SerDeException in case of any serde issue.
kafka-handler/src/java/org/apache/hadoop/hive/kafka/KafkaSerDe.java