/** * Serialize a key/value * * @param key Key * @param value Value * @return Serialized value. Key is ignored. * @throws IOException I/O errors */ private Writable serialize(WritableComparable key, HiveWritableRecord value) throws IOException { List<Object> rowData = value.getAllColumns(); Writable serializedValue; observer.beginSerialize(key, value); try { serializedValue = serializer.serialize(rowData, objectInspector); } catch (SerDeException e) { observer.serializeFailed(key, value); throw new IOException("Serialize failed", e); } observer.endSerialize(key, value); return serializedValue; }