Iterator<String> iterator = asList("a", null, "b").iterator();
    assertThrows(NullPointerException.class, () -> ImmutableSortedMultiset.copyOf(iterator));
  }

  private static class CountingIterable implements Iterable<String> {
    int count = 0;

    @Override
    public Iterator<String> iterator() {
      count++;
      return asList("a", "b", "a").iterator();
    }
  }

  private static final class RemoveFirstFunction implements Function<String, String>, Serializable {
    @Override
    public String apply(String from) {
      return (from.length() == 0) ? from : from.substring(1);
    }
  }

  private static class SomeIterable implements Iterable<Integer>, Serializable {
    @Override
    public Iterator<Integer> iterator() {

 * jar if it has been built, or only compile output directory if packaging hasn't happened yet.
 *
 */
@Named(ReactorReader.HINT)
@SessionScoped
class ReactorReader implements MavenWorkspaceReader {
    public static final String HINT = "reactor";

    public static final String PROJECT_LOCAL_REPO = "project-local-repo";

import org.codelibs.fess.crawler.Constants;

/**
 * Implementation of the {@link AccessResult} interface.
 *
 * @param <IDTYPE> the type of the identifier for the access result
 */
public class AccessResultImpl<IDTYPE> implements AccessResult<IDTYPE> {

    /**
     * Creates a new instance of AccessResultImpl.
     */
    public AccessResultImpl() {
        // NOP
    }

    /** The unique identifier for the access result. */

import jakarta.annotation.PostConstruct;

/**
 * OpenSearchUrlFilterService is an implementation of {@link UrlFilterService} for OpenSearch.
 */
public class OpenSearchUrlFilterService extends AbstractCrawlerService implements UrlFilterService {

    /**
     * Field name for filter type.
     */
    private static final String FILTER_TYPE = "filterType";

    /**
     * Filter type for include filters.
     */

        assertEquals(createTime, queue.getCreateTime());
        assertEquals(weight, queue.getWeight(), 0.001f);
    }

    public void test_interfaceImplementation() {
        // Test that UrlQueueImpl implements UrlQueue
        UrlQueueImpl<Long> queue = new UrlQueueImpl<>();
        assertTrue(queue instanceof UrlQueue);
    }

    public void test_genericTypeFlexibility() {
        // Test with different generic types

 * should be split. ie scope, file, etc depend on the context of use, whereas everything else is immutable.
 */
@Deprecated
public class ActiveProjectArtifact implements Artifact {
    private final Artifact artifact;

    private final MavenProject project;

    public ActiveProjectArtifact(MavenProject project, Artifact artifact) {
        this.artifact = artifact;

/**
 * @deprecated since 4.0.0, use {@code org.apache.maven.impl.DefaultSettingsValidator} instead
 */
@Named
@Singleton
@Deprecated(since = "4.0.0")
public class DefaultSettingsValidator implements SettingsValidator {

    private static final String ID = "[\\w.-]+";
    private static final Pattern ID_REGEX = Pattern.compile(ID);

  }

  private enum Country {
    CANADA,
    CHILE,
    JAPAN,
    SWITZERLAND,
    UK
  }

  @AndroidIncompatible // test-suite builders
  public static final class EnumHashBiMapGenerator implements TestBiMapGenerator<Country, String> {
    @SuppressWarnings("unchecked")
    @Override
    public BiMap<Country, String> create(Object... entries) {
      BiMap<Country, String> result = EnumHashBiMap.create(Country.class);

 *
 * @author Chris Nokleberg
 * @author Keith Bottner
 * @since 8.0
 */
@J2ktIncompatible
@GwtIncompatible
public final class LittleEndianDataInputStream extends FilterInputStream implements DataInput {

  /**
   * Creates a {@code LittleEndianDataInputStream} that wraps the given stream.
   *
   * @param in the stream to delegate to
   */
  public LittleEndianDataInputStream(InputStream in) {