private void notFound(String bucketType) throws ExecutionException, InterruptedException
{
RiakClient client = new RiakClient(cluster);
Namespace ns = new Namespace(bucketType, bucketName.toString());
Location loc = new Location(ns, "test_fetch_key2");
FetchValue fv = new FetchValue.Builder(loc).build();
FetchValue.Response fResp = client.execute(fv);
assertFalse(fResp.hasValues());
assertTrue(fResp.isNotFound());
assertNull(fResp.getValue(Pojo.class));