testComparator(ordering, 1, 12, 124, 2);
    assertEquals("Ordering.usingToString()", ordering.toString());
    assertSame(ordering, reserialize(ordering));
  }

  // use an enum to get easy serializability
  private enum CharAtFunction implements Function<String, Character> {
    AT0(0),
    AT1(1),
    AT2(2),
    AT3(3),
    AT4(4),
    AT5(5),
    ;

    final int index;

   *   <li>normalNullable: only second param is Nullable
   *   <li>nullableNullable: both params are Nullable
   * </ul>
   */
  public static class TwoArg {
    /** Action to take on a null param. */
    public enum Action {
      THROW_A_NPE {
        @Override
        public void act() {
          throw new NullPointerException();
        }
      },
      THROW_OTHER {
        @Override

// @Ignore affects the Android test runner, which respects JUnit 4 annotations on JUnit 3 tests.
@SuppressWarnings("JUnit4ClassUsedInJUnit3")
public class MapEntrySetTester<K, V> extends AbstractMapTester<K, V> {
  private enum IncomparableType {
    INSTANCE;
  }

  @CollectionSize.Require(ONE)
  @CollectionFeature.Require(SUPPORTS_ITERATOR_REMOVE)
  public void testIteratorRemoveOnly() {
    Set<Entry<K, V>> entrySet = getMap().entrySet();

// @Ignore affects the Android test runner, which respects JUnit 4 annotations on JUnit 3 tests.
@SuppressWarnings("JUnit4ClassUsedInJUnit3")
public class MapEntrySetTester<K, V> extends AbstractMapTester<K, V> {
  private enum IncomparableType {
    INSTANCE;
  }

  @CollectionSize.Require(ONE)
  @CollectionFeature.Require(SUPPORTS_ITERATOR_REMOVE)
  public void testIteratorRemoveOnly() {
    Set<Entry<K, V>> entrySet = getMap().entrySet();

    this.equivalence = checkNotNull(equivalence);
  }

  /**
   * Different orderings for combining the elements of an input array, which must all produce the
   * same result.
   */
  enum CollectStrategy {
    /** Get one accumulator and accumulate the elements into it sequentially. */
    SEQUENTIAL {
      @Override
      final <T extends @Nullable Object, A extends @Nullable Object, R extends @Nullable Object>

import java.util.stream.DoubleStream;
import java.util.stream.IntStream;
import java.util.stream.LongStream;
import org.jspecify.annotations.Nullable;

/**
 * A bundle of statistical summary values -- sum, count, mean/average, min and max, and several
 * forms of variance -- that were computed from a single set of zero or more floating-point values.
 *
 * <p>There are two ways to obtain a {@code Stats} instance:
 *
 * <ul>

	public final fun getTlsVersion ()Lokhttp3/TlsVersion;
	public final fun getUtf8Body ()Ljava/lang/String;
	public fun toString ()Ljava/lang/String;
}

public final class okhttp3/mockwebserver/SocketPolicy : java/lang/Enum {
	public static final field CONTINUE_ALWAYS Lokhttp3/mockwebserver/SocketPolicy;
	public static final field DISCONNECT_AFTER_REQUEST Lokhttp3/mockwebserver/SocketPolicy;

import org.objectweb.asm.signature.SignatureReader
import org.objectweb.asm.signature.SignatureVisitor

@CompileStatic
class NullabilityBreakingChangesRule extends AbstractGradleViolationRule {

    enum Nullability {
        NON_NULL, NULLABLE, UNMARKED,
    }

    private static final List<String> NULLABLE_ANNOTATIONS = [
        javax.annotation.Nullable,
        org.jetbrains.annotations.Nullable,

   *       Some methods may have stronger guarantees.
   *   <li>INSERTION: insertion ordering is guaranteed.
   *   <li>SORTED: ordering according to a supplied comparator is guaranteed.
   * </ul>
   */
  public enum Type {
    UNORDERED,
    STABLE,
    INSERTION,
    SORTED
  }

  private ElementOrder(Type type, @Nullable Comparator<T> comparator) {
    this.type = checkNotNull(type);
    this.comparator = comparator;

    assertThat(ComparisonChain.start().compareTrueFirst(false, true).result()).isGreaterThan(0);
    assertThat(ComparisonChain.start().compareTrueFirst(false, false).result()).isEqualTo(0);
  }

  enum TriState {
    FALSE,
    MAYBE,
    TRUE,
  }

  static class Foo {
    private final String aString;
    private final int anInt;
    private final @Nullable TriState anEnum;