in src/main/java/com/amazonaws/services/kinesisanalytics/S3StreamingSinkJob.java [42:49]
private static StreamingFileSink<String> createS3SinkFromStaticConfig() {
final StreamingFileSink<String> sink = StreamingFileSink
.forRowFormat(new Path(s3SinkPath), new SimpleStringEncoder<String>("UTF-8"))
.withBucketAssigner(new DateTimeBucketAssigner("yyyy-MM-dd--HH"))
.build();
return sink;
}