Path archiveDir = new Path(rootDir, HConstants.HFILE_ARCHIVE_DIRECTORY);
Path regionDir = new Path("table", "abcdef");
Path familyDir = new Path(regionDir, "cf");
Path sourceRegionDir = new Path(rootDir, regionDir);
fs.mkdirs(sourceRegionDir);
Stoppable stoppable = new StoppableImplementation();
// The cleaner should be looping without long pauses to reproduce the race condition.
HFileCleaner cleaner = new HFileCleaner(1, stoppable, conf, fs, archiveDir);