protected void addLegacyFile(Table t, Partition p, int numRecords) throws Exception {
    addFile(t, p, 0, 0, numRecords, FileType.LEGACY, 2, true);
  }
Super class for all of the compactor test modules.
ql/src/test/org/apache/hadoop/hive/ql/txn/compactor/CompactorTest.java