MockHDFSWriter hdfsWriter = new MockHDFSWriter();
HDFSTextSerializer serializer = new HDFSTextSerializer();
BucketWriter bucketWriter = new BucketWriter(ROLL_INTERVAL, 0, 0, 0, ctx,
"/tmp", "file", "", SUFFIX, null, null, SequenceFile.CompressionType.NONE, hdfsWriter,
timedRollerPool, null,
new SinkCounter("test-bucket-writer-" + System.currentTimeMillis()),
0, null, null, 30000, Executors.newSingleThreadExecutor());
Event e = EventBuilder.withBody("foo", Charsets.UTF_8);
bucketWriter.append(e);