queue.checkpoint(true);
TimeUnit.SECONDS.sleep(3L);
inflight = new RandomAccessFile(
backingStoreSupplier.getInflightTakes(), "rw");
inflight.seek(0);
inflight.writeInt(new Random().nextInt());
queue = new FlumeEventQueue(backingStore,
backingStoreSupplier.getInflightTakes(),
backingStoreSupplier.getInflightPuts(),
backingStoreSupplier.getQueueSetDir());
SetMultimap<Long, Long> deserializedMap = queue.deserializeInflightTakes();