@Override
  Collection<Integer> createUnfiltered(Iterable<Integer> contents) {
    return Lists.newArrayList(contents);
  }

  @Override
  Collection<Integer> filter(Collection<Integer> elements, Predicate<? super Integer> predicate) {
    return Collections2.filter(elements, predicate);
  }

    }

    // Parameterized test to exercise SMB2 with different recursive and filter values
    @ParameterizedTest(name = "SMB2 param: recursive={0}, filter={1}")
    @CsvSource({ "true, 0", "false, -1" })
    @DisplayName("watch() SMB2 parameterized branches execute without error")
    void watch_smb2_parameterized(boolean recursive, int filter) throws Exception {
        NotifyResponse resp = mock(NotifyResponse.class);

        regA(builder);
        return builder;
    }

    protected FilterAggregationBuilder regFilterA(String name, QueryBuilder filter) {
        FilterAggregationBuilder builder = AggregationBuilders.filter(name, filter);
        regA(builder);
        return builder;
    }

    protected GlobalAggregationBuilder regGlobalA(String name) {

        final Map<Boolean, Map<String, List<ChangelogEntry.Breaking>>> breakingChangesByNotabilityByArea = entries.stream()
            .map(ChangelogEntry::getBreaking)
            .filter(Objects::nonNull)
            .sorted(comparing(ChangelogEntry.Breaking::getTitle))
            .collect(
                groupingBy(
                    ChangelogEntry.Breaking::isNotable,

                // TODO: "package this up" for external builds
                copy.from(new File(root, "build-tools-internal/src/main/resources/eclipse.settings"));
                copy.into(".settings");
                copy.filter(new Transformer<String, String>() {
                    @Override
                    public String transform(String s) {
                        return s.replaceAll("@@LICENSE_HEADER_TEXT@@", finalLicenseHeader);

                    };
                    filters.add(new PredicateVersionFilter(predicate));
                } else {
                    throw new IllegalArgumentException("Unsupported filter expression: " + expression);
                }
            }
        }
        if (filters.isEmpty()) {
            return null;
        } else if (filters.size() == 1) {
            return filters.get(0);
        } else {

			Optional:    true,
			Type:        "list",
		},
		config.HelpKV{
			Key:         UserDNSearchFilter,
			Description: `Search filter to lookup user DN` + defaultHelpPostfix(UserDNSearchFilter),
			Optional:    true,
			Type:        "string",
		},
		config.HelpKV{
			Key:         UserDNAttributes,

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

 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.maven.artifact.resolver.filter;

import java.util.Objects;

/**
 * Filter to only retain objects in the given artifactScope or better.
 *
 */
public class ScopeArtifactFilter extends AbstractScopeArtifactFilter {

    private final String scope;

            DependencyFilter filter) {
        for (DependencyNode node : nodes) {
            org.apache.maven.artifact.Artifact artifact = toArtifact(node.getDependency());

            List<String> nodeTrail = new ArrayList<>(trail.size() + 1);
            nodeTrail.addAll(trail);
            nodeTrail.add(artifact.getId());

            if (filter == null || filter.accept(node, Collections.emptyList())) {