return new StringConverter<>(enumClass);
  }

  private static final class StringConverter<T extends Enum<T>> extends Converter<String, T>
      implements Serializable {

    private final Class<T> enumClass;

    StringConverter(Class<T> enumClass) {
      this.enumClass = checkNotNull(enumClass);
    }

    @Override

   *       key1=[A, B]&key2=C}.
   * </ul>
   *
   * @since 2.0
   */
  public static final class MapJoiner {
    private final Joiner joiner;
    private final String keyValueSeparator;

    private MapJoiner(Joiner joiner, String keyValueSeparator) {
      this.joiner = joiner; // only "this" is ever passed, so don't checkNotNull

  @Override
  @SuppressWarnings("unchecked")
  public final Entry<String, String>[] createArray(int length) {
    return (Entry<String, String>[]) new Entry<?, ?>[length];
  }

  @Override
  public final String[] createKeyArray(int length) {
    return new String[length];
  }

  @Override
  public final String[] createValueArray(int length) {
    return new String[length];
  }

    private final String className;
    private String superClassName;
    private final String packageName;
    private final MetaType metaType;
    private final boolean isGroovy;
    private final List<String> imports = new ArrayList<String>();
    private final List<String> interfaceNames = new ArrayList<String>();

/** Exception classes for use in tests. */
@GwtCompatible
final class TestExceptions {
  static final class SomeError extends Error {}

  static final class SomeCheckedException extends Exception {}

  static final class SomeOtherCheckedException extends Exception {}

  static final class YetAnotherCheckedException extends Exception {}

  static final class SomeUncheckedException extends RuntimeException {}

@NullMarked
public class JoinerTest extends TestCase {
  private static final Joiner J = Joiner.on("-");

  // <Integer> needed to prevent warning :(
  private static final Iterable<Integer> iterable = Arrays.<Integer>asList();
  private static final Iterable<Integer> iterable1 = Arrays.asList(1);
  private static final Iterable<Integer> iterable12 = Arrays.asList(1, 2);
  private static final Iterable<Integer> iterable123 = Arrays.asList(1, 2, 3);

 * be run against that class.
 *
 * @author George van den Driessche
 */
@GwtCompatible
public final class TesterRequirements {
  private final Set<Feature<?>> presentFeatures;
  private final Set<Feature<?>> absentFeatures;

  public TesterRequirements(Set<Feature<?>> presentFeatures, Set<Feature<?>> absentFeatures) {
    this.presentFeatures = copyToSet(presentFeatures);

import java.util.List;

/**
 * GWT emulated version of {@link SingletonImmutableList}.
 *
 * @author Hayward Chan
 */
final class SingletonImmutableList<E> extends ForwardingImmutableList<E> {
  private final transient List<E> delegate;
  private final E element;

  SingletonImmutableList(E element) {
    this.delegate = singletonList(checkNotNull(element));
    this.element = element;
  }

			if dc.IsNil() {
				err = dc.ReadNil()
				if err != nil {
					err = msgp.WrapError(err, "Final")
					return
				}
				z.Final = nil
			} else {
				if z.Final == nil {
					z.Final = new(dataUsageCache)
				}
				err = z.Final.DecodeMsg(dc)
				if err != nil {
					err = msgp.WrapError(err, "Final")
					return
				}
			}
		default:
			err = dc.Skip()
			if err != nil {

 *
 * @since 3.0
 */
public final class ProjectSegment {
    private final MavenProject project;

    private final TaskSegment taskSegment;

    private final MavenSession session;

    private final List<MavenProject> nonTransitiveUpstreamProjects;

    private final List<MavenProject> transitiveUpstreamProjects;