public boolean isCorrupt() {
      return corrupt;
    }
Data structure returned as result by #splitWAL(FileStatus, CancelableProgressable). Test
{@link #isFinished()} to see if we are done with the WAL and {@link #isCorrupt()} for if the
WAL is corrupt.
hbase-server/src/main/java/org/apache/hadoop/hbase/wal/WALSplitter.java