private String getRow(WAL.Entry entry) {
    Cell cell = entry.getEdit().getCells().get(0);
    return Bytes.toString(cell.getRowArray(), cell.getRowOffset(), cell.getRowLength());
  }
Tests that if we stop before hitting the end of a stream, we can continue where we left off
using the last position
hbase-server/src/test/java/org/apache/hadoop/hbase/replication/regionserver/TestBasicWALEntryStream.java