// NOTE: We talk to the coordinator in various places in the plumber and we could be more robust to issues
// with the coordinator. Right now, we'll block/throw in whatever thread triggered the coordinator behavior,
// which will typically be either the main data processing loop or the persist thread.
// Wrap default DataSegmentAnnouncer such that we unlock intervals as we unannounce segments
final DataSegmentAnnouncer lockingSegmentAnnouncer = new DataSegmentAnnouncer()
{
@Override
public void announceSegment(final DataSegment segment) throws IOException
{
// Side effect: Calling announceSegment causes a lock to be acquired