return Collections.emptySet();
        }

        final Set<String> valueSet = new HashSet<>();
        for (final LabelTypePattern pattern : labelTypePatternList) {
            if (pattern.match(path)) {
                valueSet.add(pattern.getValue());
            }
        }
        return valueSet;
    }

    /**
     * Builds a list of label type patterns.
     *

        return false;
      }
    }
  }

  @LazyInit private transient Set<V> valueSet;

  @Override
  public Set<V> values() {
    Set<V> result = valueSet;
    return (result == null) ? valueSet = new ValueSet() : result;
  }

  private final class ValueSet extends View<K, V, V> {
    ValueSet() {
      super(HashBiMap.this);
    }

    @Override
    @ParametricNullness