scanner.close();
Assert.assertTrue(count == (endRec - startRec));
}
// make sure specifying range at the end gives zero records.
Scanner scanner = reader.createScannerByRecordNum(totalRecords, -1);
Assert.assertTrue(scanner.atEnd());
}
static String composeSortedKey(String prefix, int total, int value) {
return String.format("%s%010d", prefix, value);
}