ScopeArtifactFilter filter;
        if (Artifact.SCOPE_PROVIDED.equals(expectedScope)) {
            filter = new ScopeArtifactFilter(Artifact.SCOPE_COMPILE);
        } else if (Artifact.SCOPE_SYSTEM.equals(expectedScope)) {
            filter = new ScopeArtifactFilter(Artifact.SCOPE_COMPILE);
        } else {
            filter = new ScopeArtifactFilter(expectedScope);
        }

                        Set<Binding<Object>> res3 = res2 != null ? new HashSet<>(res2) : new HashSet<>();
                        Map<String, Supplier<Object>> map = res3.stream()
                                .filter(b -> b.getOriginalKey() == null
                                        || b.getOriginalKey().getQualifier() == null
                                        || b.getOriginalKey().getQualifier() instanceof String)

   * java.util.stream.Stream#filter}. This method is not being deprecated, but we gently encourage
   * you to migrate to streams.
   */
  // TODO(kevinb): how to omit that last sentence when building GWT javadoc?
  public static <E extends @Nullable Object> Set<E> filter(
      Set<E> unfiltered, Predicate<? super E> predicate) {
    if (unfiltered instanceof SortedSet) {
      return filter((SortedSet<E>) unfiltered, predicate);

                    foreignImports,
                    filter,
                    project.getRemotePluginRepositories(),
                    session.getRepositorySession());

            PluginRealmCache.CacheRecord cacheRecord = pluginRealmCache.get(cacheKey, () -> {
                createPluginRealm(pluginDescriptor, session, parent, foreignImports, filter);

                return new PluginRealmCache.CacheRecord(

                .getOrDefault(artifact.getGroupId(), Collections.emptyMap())
                .getOrDefault(artifact.getArtifactId(), Collections.emptyMap())
                .values()
                .stream()
                .filter(p -> Objects.nonNull(findArtifact(p, artifact)))
                .map(MavenProject::getVersion)
                .collect(Collectors.collectingAndThen(Collectors.toList(), Collections::unmodifiableList));
    }

        List<Dependency> deps = new ArrayList<>(result.getDependencies().keySet());
        List<Dependency> deps2 = result.getNodes().stream()
                .map(Node::getDependency)
                .filter(Objects::nonNull)
                .collect(Collectors.toList());
        assertEquals(deps, deps2);
        for (Dependency dep : deps2) {
            dep.getVersion();
        }
    }

        }
        return parent;
    }

    private Map<String, Activation> getProfileActivations(Model model) {
        return model.getProfiles().stream()
                .filter(p -> p.getActivation() != null)
                .collect(Collectors.toMap(Profile::getId, Profile::getActivation));
    }

    private Model injectProfileActivations(Model model, Map<String, Activation> activations) {

            ArtifactFilter filter)
            throws ArtifactResolutionException, ArtifactNotFoundException {
        return resolveTransitively(
                artifacts,
                originatingArtifact,
                Collections.emptyMap(),
                localRepository,
                remoteRepositories,
                source,
                filter);
    }

        {
            Artifact artifact = it.next();

            if ( "test-artifact2".equals( artifact.getArtifactId() ) )
            {
                ArtifactFilter filter = artifact.getDependencyFilter();

                assertSame( dependencyFilter, filter );
            }
        }
        */
    }

    @Test
    @Disabled("TODO restore these if it makes sense")

   * <p><b>{@code Stream} equivalent:</b> {@link Stream#filter}.
   */
  public static <T extends @Nullable Object> Iterable<T> filter(
      final Iterable<T> unfiltered, final Predicate<? super T> retainIfTrue) {
    checkNotNull(unfiltered);
    checkNotNull(retainIfTrue);
    return new FluentIterable<T>() {
      @Override
      public Iterator<T> iterator() {
        return Iterators.filter(unfiltered.iterator(), retainIfTrue);
      }