* A path scope is used to determine the kind of build or class path that will be built when resolving
 * dependencies using the {@link org.apache.maven.api.services.DependencyResolver} service.
 * <p>
 * This extensible enum has four defined values, {@link #MAIN_COMPILE}, {@link #MAIN_RUNTIME},
 * {@link #TEST_COMPILE} and {@link #TEST_RUNTIME}, but can be extended by registering a
 * {@code org.apache.maven.api.spi.PathScopeProvider}.
 * <p>

                ", descriptor='" + descriptor + '\'' +
                ", binaryCompatibility='" + binaryCompatibility + '\'' +
                '}';
        }
    }

    public enum BinaryCompatibility {
        ACCESSORS_REMOVED,
        ACCESSORS_KEPT
    }

    public static class AccessorKey {
        private final String containingType;
        private final String methodName;

        ClassOwnership.JVM_BEHAVIOR.getOwnerType(rawType), rawType, arguments);
  }

  /** Decides what owner type to use for constructing {@link ParameterizedType} from a raw class. */
  private enum ClassOwnership {
    OWNED_BY_ENCLOSING_CLASS {
      @Override
      @CheckForNull
      Class<?> getOwnerType(Class<?> rawType) {
        return rawType.getEnclosingClass();
      }
    },

public class TreeMultimapExplicitTest extends TestCase {

  /**
   * Compare strings lengths, and if the lengths are equal compare the strings. A {@code null} is
   * less than any non-null value.
   */
  private enum StringLength implements Comparator<@Nullable String> {
    COMPARATOR;

    @Override
    public int compare(@Nullable String first, @Nullable String second) {
      if (first == second) {
        return 0;

    }
  }

  /**
   * Different ways of decomposing a Spliterator, all of which must produce the same elements (up to
   * ordering, if Spliterator.ORDERED is not present).
   */
  enum SpliteratorDecompositionStrategy {
    NO_SPLIT_FOR_EACH_REMAINING {
      @Override
      <E extends @Nullable Object> void forEach(
          GeneralSpliterator<E> spliterator, Consumer<? super E> consumer) {

    SupplierFunction<T> sf = (SupplierFunction<T>) SupplierFunctionImpl.INSTANCE;
    return sf;
  }

  private interface SupplierFunction<T extends @Nullable Object> extends Function<Supplier<T>, T> {}

  private enum SupplierFunctionImpl implements SupplierFunction<@Nullable Object> {
    INSTANCE;

    // Note: This makes T a "pass-through type"
    @Override
    @CheckForNull

            CollectionFeature.KNOWN_ORDER,
            CollectionSize.ANY,
            CollectionFeature.ALLOWS_NULL_QUERIES)
        .createTestSuite();
  }

  private enum SomeEnum {
    A,
    B,
    C,
    D
  }

  @SuppressWarnings("DoNotCall")
  public void testImmutableEnumSet() {
    Set<SomeEnum> units = Sets.immutableEnumSet(SomeEnum.D, SomeEnum.B);

      List<E> elements = new ArrayList<>();
      Helpers.addAll(elements, previousElements);
      Helpers.addAll(elements, Helpers.reverse(nextElements));
      return elements;
    }
  }

  public enum KnownOrder {
    KNOWN_ORDER,
    UNKNOWN_ORDER
  }

  @SuppressWarnings("unchecked") // TODO(cpovirk): Stop using arrays.
  AbstractIteratorTester(
      int steps,

    Collection<@Nullable String> c = MinimalCollection.of("a", null, "b");
    try {
      copyOf((Collection<String>) c);
      fail();
    } catch (NullPointerException expected) {
    }
  }

  enum TestEnum {
    A,
    B,
    C,
    D
  }

  public void testCopyOf_collection_enumSet() {
    Collection<TestEnum> c = EnumSet.of(TestEnum.A, TestEnum.B, TestEnum.D);

    Collection<@Nullable String> c = MinimalCollection.of("a", null, "b");
    try {
      copyOf((Collection<String>) c);
      fail();
    } catch (NullPointerException expected) {
    }
  }

  enum TestEnum {
    A,
    B,
    C,
    D
  }

  public void testCopyOf_collection_enumSet() {
    Collection<TestEnum> c = EnumSet.of(TestEnum.A, TestEnum.B, TestEnum.D);