case 2:
          k1 ^= (long) toInt(bb.get(1)) << 8; // fall through
        case 1:
          k1 ^= (long) toInt(bb.get(0));
          break;
        default:
          throw new AssertionError("Should never get here.");
      }
      h1 ^= mixK1(k1);
      h2 ^= mixK2(k2);
    }

    @Override
    protected HashCode makeHash() {
      h1 ^= length;
      h2 ^= length;

  }

  private final GraphConnections<N, V> checkedConnections(N node) {
    GraphConnections<N, V> connections = nodeConnections.get(node);
    if (connections == null) {
      checkNotNull(node);
      throw new IllegalArgumentException("Node " + node + " is not an element of this graph.");
    }
    return connections;
  }

  final boolean containsNode(@CheckForNull N node) {

        int len = Encdec.dec_uint32le(buf, i);
        i += 12;
        if (len != 0) {
            len--;
            int size = len * 2;
            try {
                if (size < 0 || size > 0xFFFF) throw new NdrException( NdrException.INVALID_CONFORMANCE );
                val = new String(buf, i, size, "UTF-16LE");
                i += size + 2;
            } catch( UnsupportedEncodingException uee ) {
            }

            throws RepositoryMetadataStoreException {
        try {
            updateRepositoryMetadata(localRepository, remoteRepository);
        } catch (IOException | XMLStreamException e) {
            throw new RepositoryMetadataStoreException("Error updating group repository metadata", e);
        }
    }

    protected void updateRepositoryMetadata(ArtifactRepository localRepository, ArtifactRepository remoteRepository)

                    ? registry.stream().collect(Collectors.toMap(lf -> lf.id(), lf -> new Lifecycle(registry, lf)))
                    : Map.of();
        } catch (LookupException e) {
            throw new IllegalStateException("Unable to lookup lifecycles from the plexus container", e);
        }
    }

    public String getLifecyclePhaseList() {

  }

  @Override
  Collection<V> createValues() {
    return new FilteredMultimapValues<>(this);
  }

  @Override
  Iterator<Entry<K, V>> entryIterator() {
    throw new AssertionError("should never be called");
  }

  @Override
  Map<K, Collection<V>> createAsMap() {
    return new AsMap();
  }

  @Override
  Set<K> createKeySet() {

    }
  }

  private static class ExpectedHashCode {
    final byte[] bytes;
    final int asInt;
    final Long asLong; // null means that asLong should throw an exception
    final String toString;

    ExpectedHashCode(byte[] bytes, int asInt, @Nullable Long asLong, String toString) {
      this.bytes = bytes;
      this.asInt = asInt;
      this.asLong = asLong;

        try {
            return new PlexusContainerCapsule(Thread.currentThread().getContextClassLoader(), container(context));
        } catch (Exception e) {
            throw new InvokerException("Failed to create plexus container capsule", e);
        }
    }

    protected PlexusContainer container(C context) throws Exception {

                }
                queryBuilder = boolQueryBuilder;
            }

            return queryBuilder;
        } catch (final IOException e) {
            throw new SuggesterException("Failed to create queryString.", e);
        }
    }

    protected QueryBuilder buildFilterQuery(final String fieldName, final List<String> words) {

              // newValue can't == 0, so no need to check & remove
              return oldValue;
            }
          } catch (ArithmeticException overflow) {
            throw new IllegalArgumentException(
                "Overflow adding " + occurrences + " occurrences to a count of " + oldValue);
          }
        } else {