@Override
  public void failed(Tag tag, String rawValue, TagValueParser parser, List<Feature> poiClassess) {

    for (Feature f : poiClassess) {
      String key = getKey(f.getName(), tag.getKey().getValue(), "_error");
      increment(key);
    }
  }
  @Override
  public void success(
      Object pv,
      Tag tag,
      Val val,
      String rawValue,
      TagValueParser parser,
      List<Feature> poiClassess) {

    for (Feature f : poiClassess) {
      String key = getKey(f.getName(), tag.getKey().getValue(), getValueString(pv));
      increment(key);
    }
  }