@Override
    public boolean equals(Object obj) {
      if (obj == null || obj.getClass() != LocateRequest.class) {
        return false;
      }
      LocateRequest that = (LocateRequest) obj;
      return locateType.equals(that.locateType) && Bytes.equals(row, that.row);
    }
The asynchronous locator for regions other than meta.
hbase-client/src/main/java/org/apache/hadoop/hbase/client/AsyncNonMetaRegionLocator.java