@Override
    public void visitLogEntryBeforeWrite(RegionInfo info, WALKey logKey, WALEdit logEdit) {
      if (
        logKey.getTableName().getNameAsString()
          .equalsIgnoreCase(this.regionInfo.getTable().getNameAsString()) && (!logEdit.isMetaEdit())
      ) {
        isVisited = true;
      }
    }
This listens to the {@link #visitLogEntryBeforeWrite(RegionInfo, WALKey, WALEdit)} to identify
that an entry is written to the Write Ahead Log for the given table.
hbase-mapreduce/src/test/java/org/apache/hadoop/hbase/mapreduce/TestImportExport.java