*
   * <p><b>Java 7+ users:</b> This method should be treated as deprecated; use {@link
   * java.util.Objects#hash} instead.
   */
  public static int hashCode(@CheckForNull @Nullable Object... objects) {
    return Arrays.hashCode(objects);
  }

   *
   * <p><b>Java 7+ users:</b> This method should be treated as deprecated; use {@link
   * java.util.Objects#hash} instead.
   */
  public static int hashCode(@CheckForNull @Nullable Object... objects) {
    return Arrays.hashCode(objects);
  }

        return Objects.equals(modelName, other.modelName) && Objects.equals(featureSetName, other.featureSetName)
                && Objects.equals(storeName, other.storeName) && Objects.equals(params, other.params)
                && Objects.equals(activeFeatures, other.activeFeatures);
    }

    @Override
    protected int doHashCode() {

        }

        return Objects.equals(a1.getGroupId(), a2.getGroupId())
                && Objects.equals(a1.getArtifactId(), a2.getArtifactId())
                && Objects.equals(a1.getType(), a2.getType())
                && Objects.equals(a1.getVersion(), a2.getVersion())
                && Objects.equals(a1.getClassifier(), a2.getClassifier())
                && Objects.equals(a1.getScope(), a2.getScope())

    public int hashCode() {
        return Objects.hash(input, output);
    }

    @Override
    public boolean equals(final Object obj) {
        if (this == obj) {
            return true;
        }
        if ((obj == null) || (getClass() != obj.getClass())) {
            return false;
        }
        final StemmerOverrideItem other = (StemmerOverrideItem) obj;

    Ordering<Number> f = numbers.compound(objects).compound(objects); // bad IDEA
    Ordering<Number> g = objects.compound(numbers).compound(objects);
    Ordering<Number> h = objects.compound(objects).compound(numbers);

    Ordering<Number> i = numbers.compound(objects.compound(objects));
    Ordering<Number> j = objects.compound(numbers.compound(objects)); // bad IDEA
    Ordering<Number> k = objects.compound(objects.compound(numbers));

    Ordering<Number> f = numbers.compound(objects).compound(objects); // bad IDEA
    Ordering<Number> g = objects.compound(numbers).compound(objects);
    Ordering<Number> h = objects.compound(objects).compound(numbers);

    Ordering<Number> i = numbers.compound(objects.compound(objects));
    Ordering<Number> j = objects.compound(numbers.compound(objects)); // bad IDEA
    Ordering<Number> k = objects.compound(objects.compound(numbers));

            int hash = 17;
            hash = hash * 31 + Objects.hashCode(groupId);
            hash = hash * 31 + Objects.hashCode(artifactId);
            hash = hash * 31 + Objects.hashCode(version);
            hash = hash * 31 + Objects.hashCode(dependencyArtifacts);
            hash = hash * 31 + Objects.hashCode(workspace);
            hash = hash * 31 + Objects.hashCode(localRepo);

     */
    final class Key<T> {

        private final Class<T> type;
        private final Object id;

        private Key(Class<T> type, Object id) {
            this.type = type;
            this.id = id;
        }

        public Class<T> type() {
            return type;
        }

        @Override
        public boolean equals(Object o) {

                DefaultNode node = new DefaultNode(session, resolverNode, false);
                return Collections.unmodifiableMap(node.stream()
                        .filter(Objects::nonNull)
                        .map(Node::getDependency)
                        .filter(Objects::nonNull)
                        .collect(Collectors.toMap(d -> d.getGroupId() + ":" + d.getArtifactId(), d -> d)));
            }
        };
    }