docs: protected ReadableLogRecord getReadableLogRecord(long expectedSequenceNumber)
      {
          if (tc.isEntryEnabled())
              Tr.entry(tc, "getReadableLogRecord", new java.lang.Object[] { this, new Long(expectedSequenceNumber) });
  
          if (tc.isDebugEnabled())
              Tr.debug(tc, "Creating readable log record to read from file " + _fileName);
  
          final ReadableLogRecord readableLogRecord = ReadableLogRecord.read(_fileBuffer, expectedSequenceNumber, !_logFileHeader.wasShutdownClean());
  
          if (tc.isEntryEnabled())
              Tr.exit(tc, "getReadableLogRecord", readableLogRecord);
  
          return readableLogRecord;
      }