@Before
	public void setUp() {
		serializer = new PojoCodec(new TupleKryoRegistrar());
		deserializer = new PojoCodec(new TupleKryoRegistrar());
	}
@author David Turanski
@author Gary Russell
spring-xd-benchmark/src/test/java/org/springframework/xd/tuple/serializer/kryo/TupleCodecBenchmarkTests.java